/* ---------- Tokens ---------- */
:root {
  --bg: #ffffff;
  --bg-soft: #f9f9f9;
  --bg-band: #f5f6f8;
  --ink: #1a1a1a;
  --ink-soft: #2d2d2d;
  --ink-muted: #6b7280;
  --line: #ececec;
  --accent: #2f54c7;
  --accent-hover: #2745a8;
  --accent-soft: #eef2fd;
  --radius: 14px;
  --radius-lg: 20px;
  --maxw: 1120px;
  --pad: 24px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.skills-container{
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--pad);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.18s ease;
}

.nav a:hover {
  color: var(--accent);
}

.nav-social {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-social a {
  display: inline-flex;
  color: var(--ink-muted);
  transition: color 0.18s ease, transform 0.18s ease;
}

.nav-social a:hover {
  color: var(--accent);
  transform: translateY(-1px);
}

.nav-cta {
  padding: 9px 18px;
  background: var(--accent);
  color: #fff !important;
  border-radius: 999px;
  transition: background 0.18s ease;
}

.nav-cta:hover {
  background: var(--accent-hover);
}

.nav-active {
  color: var(--accent) !important;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 10px;
  font-family: var(--font);
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--ink-muted);
  transition: border-color 0.18s ease;
}

.lang-toggle:hover {
  border-color: var(--accent);
}

.lang-toggle .lang-tr,
.lang-toggle .lang-en {
  transition: color 0.15s ease, font-weight 0.15s ease;
}

.lang-toggle .lang-sep {
  color: var(--line);
  user-select: none;
}

/* ---------- Hero ---------- */
.hero {
  padding: 110px 0 90px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-photo {
  position: relative;
  justify-self: center;
  width: 100%;
  max-width: 410px;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--accent-soft);
  border: 1px solid var(--line);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-badge {
  position: absolute;
  left: 18px;
  bottom: 18px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--accent);
  padding: 6px 14px;
  border-radius: 999px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ink);
  max-width: 14ch;
}

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

.hero-subtitle {
  margin-top: 28px;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--ink-muted);
  max-width: 58ch;
  font-weight: 400;
}

.hero-cta {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 999px;
  transition: all 0.18s ease;
  cursor: pointer;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: #d8d8d8;
}

.btn-ghost:hover {
  border-color: var(--ink);
}

/* ---------- Tech band ---------- */
.tech-band {
  background: var(--bg-band);
  border-block: 1px solid var(--line);
  padding: 36px 0;
}

.tech-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
  color: var(--ink-muted);
  text-align: center;
  margin-bottom: 22px;
}

.tech-list {
    display: flex;
    justify-content: center; /* Kelimeleri ortada toplar */
    align-items: center;
    gap: 30px; /* Kelimeler arasındaki boşluk */
    list-style: none; /* Liste noktalarını (varsa) kaldırır */
    padding: 0;
    margin: 20px 0 0 0; /* Başlık ile arasına biraz boşluk bırakır */
    
    /* Tek satırda kalması için: */
    flex-wrap: nowrap; 
    white-space: nowrap; 
    overflow-x: auto; /* Mobilde ekrana sığmazsa yana kaydırma çubuğu çıkarır */
}

.tech-list li {
  font-size: 1.05rem;
  font-weight: 600;
  color: #8a8f98;
  letter-spacing: -0.01em;
  transition: color 0.18s ease;
}

.tech-list li:hover {
  color: var(--ink-soft);
}

/* ---------- Section heads ---------- */
.section-head {
  max-width: 60ch;
  margin-bottom: 56px;
}

.section-title {
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.section-lead {
  margin-top: 14px;
  font-size: 1.1rem;
  color: var(--ink-muted);
}

/* ---------- Work ---------- */
.work {
  padding: 110px 0;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.work-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.work-card:hover {
  transform: translateY(-4px);
  border-color: #d6dcf0;
}

.work-thumb {
  aspect-ratio: 16 / 10;
  background: var(--accent-soft);
  overflow: hidden;
}

.work-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-body {
  padding: 26px 26px 30px;
}

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

.role-tag {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 5px 12px;
  border-radius: 999px;
}

.work-name {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.work-desc {
  font-size: 0.98rem;
  color: var(--ink-muted);
  margin-bottom: 20px;
}

.proj-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.proj-tech span {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-muted);
  background: var(--bg-band);
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.01em;
}

.work-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.18s ease;
}

.work-link:hover {
  gap: 12px;
}

.work-footer {
  margin-top: 48px;
  text-align: center;
}

/* ---------- Experience ---------- */
.experience {
  padding: 110px 0;
  background: var(--bg-soft);
  border-block: 1px solid var(--line);
}

.exp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 40px;
}

.exp-col {
  border-top: 2px solid var(--ink);
  padding-top: 22px;
}

.exp-period {
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 8px;
}

.exp-role {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.exp-desc {
  font-size: 1rem;
  color: var(--ink-muted);
}

/* ---------- Experience timeline ---------- */
.exp-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.exp-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 0 48px;
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.exp-item:last-child {
  border-bottom: 1px solid var(--line);
}

.exp-meta {
  padding-top: 4px;
}

.exp-years {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 6px;
}

.exp-company {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 2px;
}

.exp-title {
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.exp-content h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
  margin: 16px 0 4px;
}

.exp-content h4:first-child {
  margin-top: 0;
}

.exp-content p {
  font-size: 0.95rem;
  color: var(--ink-muted);
  line-height: 1.65;
  margin: 0;
}

.exp-game-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.exp-game-link:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .exp-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* ---------- Footer ---------- */
.footer {
  padding: 90px 0 40px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--line);
}

.footer-title {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  max-width: 18ch;
}

.footer-lead {
  margin-top: 12px;
  color: var(--ink-muted);
  font-size: 1.05rem;
}

.footer-actions {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: flex-start;
}

.email-copy {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  padding: 14px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.18s ease;
}

.email-copy:hover {
  border-color: var(--accent);
}

.email-hint {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 999px;
}

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

.social-links a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink-soft);
  transition: color 0.18s ease;
}

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

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 28px;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .hero-photo {
    order: -1;
    max-width: 260px;
  }
}

/* ===== Featured Tools (index.html) ===== */
.tools-featured {
  padding: 80px 0;
  background: var(--bg-soft);
}

.featured-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.featured-tool-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg);
  text-decoration: none;
  transition: border-color .2s, box-shadow .2s;
}

.featured-tool-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(47, 84, 199, .07);
}

.ftool-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ftool-body {
  flex: 1;
  min-width: 0;
}

.ftool-cat {
  display: block;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 4px;
}

.ftool-name {
  font-size: .95rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ftool-desc {
  font-size: .82rem;
  color: var(--ink-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ftool-arrow {
  flex-shrink: 0;
  color: var(--ink-muted);
  font-size: 1rem;
  align-self: center;
  transition: color .15s, transform .15s;
}

.featured-tool-card:hover .ftool-arrow {
  color: var(--accent);
  transform: translateX(3px);
}

@media (max-width: 900px) {
  .featured-tools-grid { grid-template-columns: 1fr; }
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .nav {
    gap: 18px;
  }
  .nav a:not(.nav-cta) {
    display: none;
  }
  .hero {
    padding: 80px 0 70px;
  }
  .work,
  .experience {
    padding: 70px 0;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}