/* ========================================
   YUSUF YILMAZ - PORTFOLIO WEBSITE
   Black/White Neon Theme
   ======================================== */

/* ========== CSS VARIABLES ========== */
:root {
  /* Colors */
  --color-bg: #000000;
  --color-bg-secondary: #0a0a0a;
  --color-bg-tertiary: #111111;
  --color-text: #ffffff;
  --color-text-muted: #888888;
  --color-text-dark: #666666;

  /* Neon Colors */
  --neon-green: #00ff88;
  --neon-purple: #a855f7;
  --neon-cyan: #00d4ff;
  --neon-pink: #ff00ff;

  /* Neon Glows */
  --glow-green:
    0 0 5px #00ff88, 0 0 10px #00ff88, 0 0 20px #00ff88, 0 0 40px #00ff8855;
  --glow-purple:
    0 0 5px #a855f7, 0 0 10px #a855f7, 0 0 20px #a855f7, 0 0 40px #a855f755;
  --glow-cyan:
    0 0 5px #00d4ff, 0 0 10px #00d4ff, 0 0 20px #00d4ff, 0 0 40px #00d4ff55;

  /* Typography */
  --font-main:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "Fira Code", "Consolas", monospace;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Container */
  --container-max: 1200px;
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Subtle noise texture */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: 9999;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

ul,
ol {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

/* ========== TYPOGRAPHY ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
}
h2 {
  font-size: clamp(2rem, 5vw, 3rem);
}
h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}
h4 {
  font-size: 1.25rem;
}

p {
  color: var(--color-text-muted);
}

/* ========== LAYOUT ========== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

/* ========== NAVIGATION ========== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  transition: var(--transition-normal);
}

.nav-logo:hover {
  color: var(--neon-green);
  text-shadow: var(--glow-green);
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
}

.nav-link {
  position: relative;
  color: var(--color-text-muted);
  font-weight: 500;
  padding: var(--spacing-xs) 0;
  transition: var(--transition-normal);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--neon-green);
  box-shadow: var(--glow-green);
  transition: var(--transition-normal);
}

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

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

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.nav-toggle span {
  width: 25px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-normal);
}

/* Mobile Styles */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    padding: var(--spacing-md);
    gap: var(--spacing-sm);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  /* Language toggle button mobile fix */
  #lang-toggle {
    margin-left: 0 !important;
    align-self: flex-start;
  }
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 1rem 2rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: transparent;
  border: 2px solid var(--neon-green);
  color: var(--neon-green);
}

.btn-primary:hover {
  background: var(--neon-green);
  color: var(--color-bg);
  box-shadow: var(--glow-green);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--color-text-muted);
  color: var(--color-text-muted);
}

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

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

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.hero-subtitle {
  display: inline-block;
  color: var(--neon-green);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
  text-shadow: var(--glow-green);
}

.hero-title {
  margin-bottom: var(--spacing-md);
}

.hero-title .highlight {
  color: var(--neon-green);
  text-shadow: var(--glow-green);
}

.hero-description {
  font-size: 1.25rem;
  margin: 0 auto var(--spacing-lg);
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-top: var(--spacing-lg);
  animation: bounce 2s infinite;
}

.scroll-indicator svg {
  width: 24px;
  height: 24px;
  stroke: var(--neon-cyan);
  filter: drop-shadow(0 0 5px var(--neon-cyan));
}

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

/* ========== CARDS ========== */
.card {
  background: var(--color-bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: var(--transition-normal);
}

.card:hover {
  border-color: var(--neon-green);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.1);
  transform: translateY(-5px);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.card-meta {
  font-size: 0.875rem;
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-sm);
}

.card-description {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Blog Card Grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-md);
}

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

/* ========== SKILLS GRID ========== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--spacing-sm);
}

.skill-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  background: var(--color-bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.skill-item:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.1);
}

.skill-icon {
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px; /* Fixed height for consistency */
}

.skill-icon img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.skill-name {
  font-weight: 500;
  font-size: 0.9rem;
  text-align: center;
}

/* ========== TIMELINE ========== */
.timeline {
  position: relative;
  padding-left: var(--spacing-lg);
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--neon-green), var(--neon-purple));
  box-shadow: 0 0 10px var(--neon-green);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--spacing-lg);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--spacing-lg) - 5px);
  top: 0;
  width: 12px;
  height: 12px;
  background: var(--neon-green);
  border-radius: 50%;
  box-shadow: var(--glow-green);
}

.timeline-date {
  color: var(--neon-green);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.timeline-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.timeline-company {
  color: var(--neon-purple);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.timeline-company-link {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: var(--spacing-sm);
  padding: 0.75rem 1.25rem;
  background: var(--color-bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.timeline-company-link:hover {
  border-color: var(--neon-purple);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.15);
  transform: translateX(5px);
}

.company-logo {
  height: 36px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
  filter: grayscale(100%) brightness(0.8);
}

.timeline-company-link:hover .company-logo {
  filter: grayscale(0%) brightness(1);
}

.company-name {
  color: var(--neon-purple);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-normal);
}

.timeline-company-link:hover .company-name {
  color: var(--neon-green);
}

.timeline-description {
  color: var(--color-text-muted);
}

.timeline-description li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
}

.timeline-description li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--neon-cyan);
}

/* ========== FORMS ========== */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 1rem;
  background: var(--color-bg-secondary);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: var(--transition-normal);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

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

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-error {
  color: #ff4444;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
  display: none;
}

.form-group.error .form-input,
.form-group.error .form-textarea {
  border-color: #ff4444;
}

.form-group.error .form-error {
  display: block;
}

/* ========== FOOTER ========== */
.footer {
  padding: var(--spacing-lg) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--color-text-muted);
  transition: var(--transition-normal);
}

.social-link:hover {
  border-color: var(--neon-purple);
  color: var(--neon-purple);
  box-shadow: var(--glow-purple);
  transform: translateY(-3px);
}

.social-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.footer-text {
  color: var(--color-text-dark);
  font-size: 0.875rem;
}

/* ========== SECTION HEADERS ========== */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-tag {
  display: inline-block;
  color: var(--neon-purple);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
}

.section-title {
  margin-bottom: var(--spacing-sm);
}

/* ========== ANIMATIONS ========== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger children animations */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

.stagger-children.visible > *:nth-child(1) {
  transition-delay: 0.1s;
}
.stagger-children.visible > *:nth-child(2) {
  transition-delay: 0.2s;
}
.stagger-children.visible > *:nth-child(3) {
  transition-delay: 0.3s;
}
.stagger-children.visible > *:nth-child(4) {
  transition-delay: 0.4s;
}
.stagger-children.visible > *:nth-child(5) {
  transition-delay: 0.5s;
}
.stagger-children.visible > *:nth-child(6) {
  transition-delay: 0.6s;
}

.stagger-children.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ========== UTILITIES ========== */
.text-gradient {
  background: linear-gradient(135deg, var(--neon-green), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

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

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

.mt-sm {
  margin-top: var(--spacing-sm);
}
.mt-md {
  margin-top: var(--spacing-md);
}
.mt-lg {
  margin-top: var(--spacing-lg);
}
.mb-sm {
  margin-bottom: var(--spacing-sm);
}
.mb-md {
  margin-bottom: var(--spacing-md);
}
.mb-lg {
  margin-bottom: var(--spacing-lg);
}

/* ========== BLOG DETAIL ========== */
.blog-detail {
  max-width: 800px;
  margin: 0 auto;
  padding-top: 120px;
}

.blog-detail-header {
  margin-bottom: var(--spacing-lg);
}

.blog-detail-meta {
  display: flex;
  gap: var(--spacing-md);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: var(--spacing-sm);
}

.blog-detail-content {
  line-height: 1.8;
}

.blog-detail-content p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

.blog-detail-content h2 {
  color: var(--color-text);
  margin: var(--spacing-lg) 0 var(--spacing-md);
  font-size: 1.75rem;
}

.blog-detail-content h3 {
  color: var(--color-text);
  margin: var(--spacing-md) 0 var(--spacing-sm);
  font-size: 1.25rem;
}

.blog-detail-content code {
  background: var(--color-bg-tertiary);
  padding: 0.2em 0.5em;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--neon-cyan);
}

.blog-detail-content pre {
  background: var(--color-bg-tertiary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: var(--spacing-md) 0;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.blog-detail-content pre code {
  background: none;
  padding: 0;
}

.blog-detail-content ul,
.blog-detail-content ol {
  margin: var(--spacing-md) 0;
  padding-left: var(--spacing-md);
}

.blog-detail-content li {
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-muted);
}

.blog-detail-content li::marker {
  color: var(--neon-green);
}

.back-button {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  transition: var(--transition-normal);
}

.back-button:hover {
  color: var(--neon-green);
}

.back-button svg {
  width: 20px;
  height: 20px;
}

/* ========== ABOUT PAGE ========== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

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

.about-bio {
  font-size: 1.1rem;
  line-height: 1.8;
}

/* ========== CONTACT PAGE ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.contact-item svg {
  width: 24px;
  height: 24px;
  color: var(--neon-green);
}

.contact-item a {
  color: var(--color-text-muted);
  transition: var(--transition-normal);
}

.contact-item a:hover {
  color: var(--neon-cyan);
}

/* ========== PAGE HEADER ========== */
.page-header {
  padding-top: 150px;
  padding-bottom: var(--spacing-lg);
  text-align: center;
}

.page-title {
  margin-bottom: var(--spacing-sm);
}

.page-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

/* ========== EDUCATION ========== */
.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.education-card {
  background: var(--color-bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: var(--transition-normal);
}

.education-card:hover {
  border-color: var(--neon-purple);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.1);
}

.education-year {
  color: var(--neon-green);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.education-degree {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.education-school {
  color: var(--color-text-muted);
}

/* ========== PROJECTS ========== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.project-card {
  background: var(--color-bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: var(--transition-normal);
}

.project-card:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.1);
  transform: translateY(-5px);
}

.project-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--spacing-sm);
}

.project-tech span {
  background: rgba(0, 255, 136, 0.1);
  color: var(--neon-green);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
}

/* ========== CSS ART GALLERY ========== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.gallery-item {
  display: block;
  background: var(--color-bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  text-decoration: none;
}

.gallery-item:hover {
  border-color: var(--neon-purple);
  box-shadow: 0 0 30px rgba(168, 85, 247, 0.2);
  transform: translateY(-5px);
}

.gallery-preview {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #111;
}

.gallery-preview iframe {
  width: 100%;
  height: 100%;
  border: none;
  pointer-events: none;
}

.gallery-info {
  padding: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.gallery-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
}

.gallery-tag {
  background: rgba(168, 85, 247, 0.1);
  color: var(--neon-purple);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

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

/* Gallery Art Placeholders */
.gallery-art-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(135deg, #ff6b35, #f7931e, #ffd700, #da70d6);
  background-size: 200% 200%;
  animation: gradientShift 5s ease infinite;
}

.gallery-art-placeholder[data-art="kurt"] {
  background: linear-gradient(135deg, #ff6b35, #f7931e, #ffd700, #8b4513);
}

.art-icon {
  font-size: 5rem;
  filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.3));
  transition: transform 0.3s ease;
}

.gallery-item:hover .art-icon {
  transform: scale(1.1);
}

.art-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  color: var(--neon-green);
  font-weight: 600;
  font-size: 1.1rem;
}

.gallery-item:hover .art-overlay {
  opacity: 1;
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.gallery-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ========== BLOG SOURCES & TAGS ========== */

/* Kaynakça Section */
.blog-detail-content h4:last-of-type,
.blog-sources-title {
  color: var(--neon-cyan);
  font-size: 1.1rem;
  margin-top: 3rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

.blog-sources {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.05),
    rgba(168, 85, 247, 0.05)
  );
  border: 1px solid rgba(0, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 2rem 0;
}

.blog-sources h4 {
  color: var(--neon-cyan);
  margin-bottom: 1rem;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blog-sources h4::before {
  content: "📚";
}

.blog-sources ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.blog-sources li {
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.blog-sources li:last-child {
  border-bottom: none;
}

.blog-sources a {
  color: var(--neon-green);
  text-decoration: none;
  transition: var(--transition-fast);
}

.blog-sources a:hover {
  color: var(--neon-cyan);
  text-decoration: underline;
}

/* Blog Tags Section */
.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.blog-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: linear-gradient(
    135deg,
    rgba(168, 85, 247, 0.1),
    rgba(0, 255, 136, 0.1)
  );
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: var(--transition-fast);
  cursor: default;
}

.blog-tag:hover {
  border-color: var(--neon-purple);
  color: var(--neon-purple);
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.2);
  transform: translateY(-2px);
}

.blog-tag::before {
  content: "#";
  color: var(--neon-green);
  margin-right: 0.25rem;
  font-weight: 600;
}

/* Blog Content Source Links */
.blog-detail-content p:has(a[href*="cloudflare"]),
.blog-detail-content p:has(a[href*="mozilla"]),
.blog-detail-content p:has(a[href*="medium"]) {
  padding: 0.75rem 1rem;
  background: rgba(0, 255, 136, 0.05);
  border-left: 3px solid var(--neon-green);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 0.5rem 0;
}

/* Book Reference Style */
.blog-detail-content p:contains("Book:"),
.blog-detail-content p strong:first-child {
  color: var(--neon-cyan);
}