/* =============================================
   yigitgulyurt.net.tr — main stylesheet
   Terminal / developer aesthetic
   System dark/light auto via CSS variables
   ============================================= */

:root {
  --mono: 'Courier New', Courier, monospace;
  --accent: #4ade80;
  --accent2: #60a5fa;
  --font-size-base: 13px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0d0d;
    --bg2: #141414;
    --bg3: #1a1a1a;
    --text: #e2e2e2;
    --text2: #888;
    --text3: #555;
    --border: rgba(255,255,255,0.1);
    --border2: rgba(255,255,255,0.18);
  }
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --bg2: #f9f9f7;
    --bg3: #f3f2ef;
    --text: #1a1a1a;
    --text2: #6b6b6b;
    --text3: #aaa;
    --border: rgba(0,0,0,0.1);
    --border2: rgba(0,0,0,0.2);
  }
}

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

html {
  font-size: var(--font-size-base);
  overflow-x: hidden;
}

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

main { flex: 1; }

a { color: inherit; }

/* ---- NAV ---- */
.nav {
  border-bottom: 0.5px solid var(--border);
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 100;
}

.nav-logo {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.3px;
  text-decoration: none;
  color: var(--text);
}

.cursor {
  display: inline-block;
  width: 8px; height: 14px;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: middle;
  animation: blink 1.1s step-end infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
}
.nav-links a {
  font-size: 12px;
  color: var(--text2);
  text-decoration: none;
  transition: color .15s;
}
.nav-links a:hover { color: var(--text); }

.lang-btn {
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  border: 0.5px solid var(--border);
  border-radius: 4px;
  padding: 3px 8px;
  background: transparent;
  color: var(--text2);
  transition: all .15s;
}
.lang-btn:hover { color: var(--accent); border-color: var(--accent); }

/* ---- FLASH MESSAGES ---- */
.flash-messages { padding: 0 24px; }
.flash {
  padding: 10px 14px;
  border-radius: 4px;
  font-size: 12px;
  margin: 8px 0;
  border: 0.5px solid;
}
.flash-success { color: var(--accent); border-color: var(--accent); background: rgba(74,222,128,.08); }
.flash-error   { color: #f87171; border-color: #f87171; background: rgba(248,113,113,.08); }

/* ---- HERO ---- */
.hero {
  padding: 48px 24px 40px;
  border-bottom: 0.5px solid var(--border);
}
.hero-prompt {
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}
.hero-name {
  font-size: 32px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 8px;
}
.hero-title {
  font-size: 13px;
  color: var(--text2);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-title::before {
  content: '//';
  color: var(--accent2);
  font-size: 12px;
}
.hero-bio {
  font-size: 13px;
  color: var(--text);
  line-height: 1.75;
  max-width: 680px;
}
.hero-bio .kw { color: var(--accent2); }
.hero-bio .str { color: var(--accent); }

.hero-actions {
  margin-top: 24px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.btn {
  font-family: var(--mono);
  font-size: 12px;
  cursor: pointer;
  border: 0.5px solid var(--border2);
  border-radius: 4px;
  padding: 7px 14px;
  background: transparent;
  color: var(--text);
  text-decoration: none;
  transition: all .15s;
  display: inline-block;
}
.btn:hover { border-color: var(--text); }
.btn-primary {
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
  font-weight: 500;
}
.btn-primary:hover { background: #22c55e; border-color: #22c55e; }

/* ---- STATS ---- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 0.5px solid var(--border);
}
.stat {
  padding: 16px 24px;
  border-right: 0.5px solid var(--border);
}
.stat:last-child { border-right: none; }
.stat-num {
  font-size: 22px;
  font-weight: 500;
  color: var(--text);
  line-height: 1;
}
.stat-label {
  font-size: 11px;
  color: var(--text2);
  margin-top: 4px;
}

/* ---- SECTION HEADER ---- */
.section-header {
  padding: 14px 24px;
  border-bottom: 0.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.section-tag {
  font-size: 11px;
  color: var(--text2);
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-tag::before {
  content: '';
  display: block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.section-link {
  font-size: 11px;
  color: var(--text2);
  text-decoration: none;
  transition: color .15s;
}
.section-link:hover { color: var(--accent); }

/* ---- PROJECTS ---- */
.projects {
  padding: 20px 24px;
  border-bottom: 0.5px solid var(--border);
}
.proj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.proj-card {
  border: 0.5px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  transition: border-color .15s;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
  display: block;
}
.proj-card:hover { border-color: var(--text2); }
.proj-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 8px;
}
.proj-name { font-size: 13px; font-weight: 500; }
.proj-arrow { font-size: 11px; color: var(--text2); }
.proj-desc { font-size: 12px; color: var(--text2); line-height: 1.6; margin-bottom: 12px; }
.proj-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: 10px;
  padding: 2px 7px;
  border: 0.5px solid var(--border);
  border-radius: 3px;
  color: var(--text2);
}

/* ---- BLOG ---- */
.posts {
  padding: 0 24px 4px;
  border-bottom: 0.5px solid var(--border);
}
.post-item {
  padding: 14px 0;
  border-bottom: 0.5px solid var(--border);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}
.post-item:last-child { border-bottom: none; }
.post-title {
  font-size: 13px;
  color: var(--text);
  text-decoration: none;
  transition: color .15s;
}
.post-title:hover { color: var(--accent2); }
.post-meta { font-size: 11px; color: var(--text2); white-space: nowrap; }

/* ---- FOOTER ---- */
.footer {
  padding: 14px 24px;
  border-top: 0.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}
.footer-copy { font-size: 11px; color: var(--text2); }
.footer-links { display: flex; gap: 16px; }
.footer-links a {
  font-size: 11px;
  color: var(--text2);
  text-decoration: none;
  transition: color .15s;
}
.footer-links a:hover { color: var(--accent); }

/* ---- EMPTY STATE ---- */
.empty-state {
  font-size: 12px;
  color: var(--text2);
  padding: 16px 0;
}

/* ---- PAGE CONTENT ---- */
.page {
  padding: 40px 32px;
}
.page-title {
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}
.page-subtitle {
  font-size: 13px;
  color: var(--text2);
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-subtitle::before { content: '//'; color: var(--accent2); }

/* ---- PROJECT DETAIL ---- */
.proj-detail-header {
  padding: 40px 32px 24px;
  border-bottom: 0.5px solid var(--border);
}
.proj-detail-lead {
  font-size: 13px;
  color: var(--text2);
  margin-top: 10px;
  line-height: 1.7;
}
.proj-detail-layout {
  display: block;
}
.proj-detail-main {
  padding: 24px 16px 32px;
  min-width: 0;
}
.proj-detail-sidebar {
  padding: 0 16px 24px;
  border-top: 0.5px solid var(--border);
}
.sidebar-block {
  margin-bottom: 24px;
}
.sidebar-block:last-child { margin-bottom: 0; }
.sidebar-label {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.3px;
  margin-bottom: 10px;
}
.sidebar-img {
  max-width: 100%;
  max-height: 180px;
  border-radius: 4px;
  border: 0.5px solid var(--border);
  display: block;
}

@media (min-width: 900px) {
  .proj-detail-header {
    padding: 40px 32px 24px;
    max-width: 1100px;
  }
  .proj-detail-lead { max-width: 640px; }
  .proj-detail-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 0;
    max-width: 1100px;
    align-items: start;
  }
  .proj-detail-main {
    padding: 32px 32px 48px;
    border-right: 0.5px solid var(--border);
  }
  .proj-detail-sidebar {
    padding: 24px;
    position: sticky;
    top: 48px;
    border-top: none;
  }
}

/* ---- ABOUT ---- */
.about-section { margin-bottom: 32px; }
.about-section h2 {
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}
.about-section p {
  font-size: 13px;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: 12px;
}
.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.skill-item {
  font-size: 11px;
  padding: 3px 10px;
  border: 0.5px solid var(--border);
  border-radius: 3px;
  color: var(--text2);
}

/* ---- CONTACT ---- */
.contact-form { max-width: 680px; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  font-family: var(--mono);
  font-size: 13px;
  background: var(--bg2);
  border: 0.5px solid var(--border);
  border-radius: 4px;
  padding: 9px 12px;
  color: var(--text);
  transition: border-color .15s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent2);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ---- BLOG DETAIL ---- */
.blog-content {
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
  max-width: 720px;
}
.blog-content h1,.blog-content h2,.blog-content h3 {
  font-weight: 500;
  margin: 28px 0 12px;
  color: var(--text);
}
.blog-content h1 { font-size: 20px; }
.blog-content h2 { font-size: 16px; }
.blog-content h3 { font-size: 14px; color: var(--accent2); }
.blog-content p { margin-bottom: 16px; }
.blog-content code {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg3);
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--accent);
}
.blog-content pre {
  background: var(--bg3);
  border: 0.5px solid var(--border);
  border-radius: 4px;
  padding: 16px;
  overflow-x: auto;
  margin-bottom: 20px;
}
.blog-content pre code {
  background: none;
  padding: 0;
}
.blog-content a { color: var(--accent2); }
.blog-content ul,.blog-content ol {
  padding-left: 20px;
  margin-bottom: 16px;
}
.blog-content li { margin-bottom: 6px; }

/* ---- LANGUAGE TOGGLE ---- */
.lang-en { display: none !important; }
html[data-lang="en"] .lang-en { display: revert !important; }
html[data-lang="en"] .lang-tr { display: none !important; }

/* ---- RESPONSIVE ---- */
@media (max-width: 600px) {

  /* NAV — hamburger yerine scroll eden link satırı */
  .nav {
    padding: 0;
    flex-direction: column;
    align-items: stretch;
  }
  .nav-logo {
    padding: 12px 16px;
    border-bottom: 0.5px solid var(--border);
  }
  .nav-links {
    display: flex;
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-bottom: 0.5px solid var(--border);
  }
  .nav-links::-webkit-scrollbar { display: none; }
  .nav-links a {
    display: block;
    padding: 10px 16px;
    white-space: nowrap;
    font-size: 12px;
    border-right: 0.5px solid var(--border);
    flex-shrink: 0;
  }
  .lang-btn {
    margin-left: auto;
    border-radius: 0;
    border: none;
    border-left: 0.5px solid var(--border);
    padding: 10px 14px;
    flex-shrink: 0;
  }

  /* HERO */
  .hero { padding: 28px 20px 24px; }
  .hero-prompt { font-size: 10px; margin-bottom: 8px; }
  .hero-name { font-size: 26px; letter-spacing: -0.5px; }
  .hero-title { font-size: 12px; margin-bottom: 16px; }
  .hero-bio { font-size: 13px; line-height: 1.7; }
  .hero-actions { margin-top: 20px; gap: 8px; }
  .btn { font-size: 12px; padding: 8px 14px; }

  /* STATS — 2x2 grid */
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 14px 20px; }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(3) { border-top: 0.5px solid var(--border); }
  .stat:nth-child(4) { border-top: 0.5px solid var(--border); border-right: none; }
  .stat-num { font-size: 20px; }
  .stat-label { font-size: 10px; }

  /* SECTION HEADER */
  .section-header { padding: 10px 20px; }
  .section-tag { font-size: 10px; }
  .section-link { font-size: 10px; }

  /* PROJECTS */
  .projects { padding: 12px 20px; }
  .proj-grid { grid-template-columns: 1fr; gap: 10px; }
  .proj-card { padding: 14px; }
  .proj-name { font-size: 12px; }
  .proj-desc { font-size: 11px; }
  .tag { font-size: 10px; }

  /* BLOG */
  .posts { padding: 0 20px 4px; }
  .post-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding: 12px 0;
  }
  .post-title { font-size: 12px; }
  .post-meta { font-size: 10px; }

  /* FOOTER */
  .footer {
    padding: 14px 20px;
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  .footer-copy { font-size: 10px; }
  .footer-links { gap: 14px; }
  .footer-links a { font-size: 10px; }

  /* PAGE (hakkımda, iletişim, blog detay) */
  .page { padding: 24px 20px 32px; }
  .cv-wrap { padding: 24px 20px 32px; }
  .hero-prompt { font-size: 10px; }
  .page-title { font-size: 20px; }
  .page-subtitle { font-size: 12px; }
  .blog-content { font-size: 13px; line-height: 1.8; }
  .blog-content h1 { font-size: 17px; }
  .blog-content h2 { font-size: 14px; }
  .blog-content pre { padding: 12px; font-size: 11px; }

  /* ABOUT */
  .about-section h2 { font-size: 11px; }
  .about-section p { font-size: 12px; }
  .skill-list { gap: 6px; }
  .skill-item { font-size: 10px; padding: 3px 8px; }

  /* CONTACT */
  .contact-form { max-width: 100%; }
  .form-group label { font-size: 10px; }
  .form-group input,
  .form-group textarea { font-size: 13px; }

  /* PROJ DETAIL */
  .proj-detail-header { padding: 24px 20px 16px; }
  .proj-detail-header .page-title { font-size: 20px; }
  .proj-detail-lead { font-size: 12px; }
  .proj-detail-main { padding: 20px 20px 28px; }
  .proj-detail-sidebar { padding: 20px; }
  .sidebar-label { font-size: 10px; }
}

/* ---- PROJECT COVER IMAGE ---- */
.proj-cover {
  margin-bottom: 28px;
  border-radius: 6px;
  overflow: hidden;
  border: 0.5px solid var(--border);
  display: inline-block;
  max-width: 100%;
}
.proj-cover-img {
  max-width: 100%;
  max-height: 280px;
  display: block;
}

/* ---- PROJECT CARD THUMBNAIL ---- */
.proj-thumb {
  max-width: 100%;
  max-height: 160px;
  border-radius: 4px;
  margin-bottom: 12px;
  border: 0.5px solid var(--border);
  display: block;
}

/* ---- ABOUT PAGE ---- */
.about-proj-item {
  padding: 14px 0;
  border-bottom: 0.5px solid var(--border);
}
.about-proj-item:last-child { border-bottom: none; }
.about-proj-name {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 4px;
}
.about-proj-desc {
  font-size: 12px;
  color: var(--text2);
  line-height: 1.6;
}
.social-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.social-link {
  font-size: 13px;
  color: var(--text2);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color .15s;
}
.social-link:hover { color: var(--accent); }
.social-icon {
  font-size: 11px;
  color: var(--accent2);
  font-style: normal;
}

/* ---- CV PAGE ---- */
.cv-wrap {
  padding: 40px 32px 48px;
}
.cv-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 24px;
  border-bottom: 0.5px solid var(--border);
  margin-bottom: 28px;
  gap: 24px;
  flex-wrap: wrap;
}
.cv-name {
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}
.cv-role {
  font-size: 13px;
  color: var(--text2);
}
.cv-contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: right;
}
.cv-contact a {
  font-size: 12px;
  color: var(--accent2);
  text-decoration: none;
}
.cv-contact a:hover { text-decoration: underline; }

.cv-section {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 0.5px solid var(--border);
}
.cv-section:last-of-type { border-bottom: none; }
.cv-section-title {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}
.cv-text {
  font-size: 13px;
  color: var(--text);
  line-height: 1.75;
  margin-bottom: 8px;
}
.cv-entry {
  margin-bottom: 20px;
}
.cv-entry:last-child { margin-bottom: 0; }
.cv-entry-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.cv-entry-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}
.cv-entry-meta {
  font-size: 11px;
  color: var(--text2);
}
.cv-entry-meta a {
  color: var(--accent2);
  text-decoration: none;
  font-size: 11px;
}
.cv-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
.cv-tag {
  font-size: 10px;
  padding: 2px 7px;
  border: 0.5px solid var(--border);
  border-radius: 3px;
  color: var(--text2);
}
.cv-skills-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cv-skill-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px;
  font-size: 13px;
  align-items: baseline;
}
.cv-skill-cat {
  color: var(--text2);
  font-size: 12px;
}
.cv-skill-val {
  color: var(--text);
}
.cv-actions {
  margin-top: 32px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

@media (max-width: 600px) {
  .cv-wrap { padding: 24px 20px 32px; }
  .cv-header { flex-direction: column; gap: 12px; }
  .cv-contact { text-align: left; }
  .cv-skill-row { grid-template-columns: 1fr; gap: 2px; }
  .cv-skill-cat { font-size: 10px; color: var(--accent); }
}

/* ---- MARKDOWN EDITOR ---- */
.editor-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  flex-wrap: wrap;
  gap: 8px;
}
.editor-btn {
  font-family: var(--mono);
  font-size: 11px;
  background: transparent;
  border: 0.5px solid var(--border);
  border-radius: 3px;
  padding: 3px 8px;
  color: var(--text2);
  cursor: pointer;
  transition: all .15s;
}
.editor-btn:hover {
  color: var(--text);
  border-color: var(--text2);
}
.editor-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 0.5px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  min-height: 420px;
}
.editor-textarea {
  width: 100%;
  height: 100%;
  min-height: 420px;
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg2);
  border: none;
  border-right: 0.5px solid var(--border);
  padding: 16px;
  color: var(--text);
  resize: none;
  outline: none;
  line-height: 1.7;
}
.editor-preview {
  padding: 16px;
  background: var(--bg);
  overflow-y: auto;
  font-size: 13px;
  line-height: 1.8;
}

@media (max-width: 700px) {
  .editor-split {
    grid-template-columns: 1fr;
  }
  .editor-textarea {
    border-right: none;
    border-bottom: 0.5px solid var(--border);
    min-height: 240px;
  }
  .editor-preview { min-height: 200px; }
}