/* Modern, responsive, professional portfolio styles
   - Supports light/dark themes
   - Responsive grid
   - Simple animations and accessible focus states
*/

:root{
  --bg: #0f1724;
  --surface: #0b1220;
  --muted: #9aa4b2;
  --text: #dbe7f3;
  --accent: #7c5cff; /* violet */
  --accent-2: #00d4ff; /* cyan */
  --glass: rgba(255,255,255,0.03);
  --card: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.00));
  --radius: 12px;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

[data-theme="light"]{
  --bg: #f5f7fb;
  --surface: #ffffff;
  --muted: #4b5563;
  --text: #0b1220;
  --accent: #4f46e5;
  --accent-2: #06b6d4;
  --glass: rgba(10, 15, 25, 0.04);
  --card: linear-gradient(180deg, rgba(0,0,0,0.02), rgba(0,0,0,0.00));
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  min-height:100%;
  background: radial-gradient(1000px 600px at 10% 10%, rgba(124,92,255,0.06), transparent),
              radial-gradient(800px 500px at 90% 90%, rgba(0,212,255,0.03), transparent),
              var(--bg);
  color:var(--text);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

.container{max-width:1100px;margin:0 auto;padding:24px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  backdrop-filter: blur(6px);
  background: linear-gradient(180deg, rgba(0,0,0,0.18), transparent);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.header-inner{display:flex;align-items:center;gap:16px;padding:12px 0}
.brand{font-weight:700;color:var(--text);text-decoration:none;font-size:1.05rem}
.nav{display:flex;gap:14px;margin-left:16px}
.nav a{color:var(--muted);text-decoration:none;padding:8px;border-radius:8px}
.nav a:hover, .nav a:focus{color:var(--text);background:var(--glass)}

.header-actions{margin-left:auto;display:flex;gap:8px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:10px;border:0;background:transparent;color:var(--text);cursor:pointer}
.icon-btn{width:40px;height:40px;justify-content:center}
.btn.primary{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:white;font-weight:600}
.btn.outline{border:1px solid rgba(255,255,255,0.06)}

/* Mobile 
.mobile-only{display:none}
.mobile-nav{display:flex;flex-direction:column;padding:12px;background:var(--surface);border-top:1px solid rgba(255,255,255,0.02)}
.mobile-nav a{padding:8px 0;color:var(--muted);text-decoration:none}*/

/* Hero */
.hero{padding:48px 0}
.hero-grid{display:grid;grid-template-columns:1fr 360px;gap:28px;align-items:center}
.hero-title{font-size:2.25rem;margin:0 0 8px}
.hero-sub{color:var(--muted);margin:0 0 16px}
.cta-line{margin:18px 0}
.meta-list{list-style:none;padding:0;margin:12px 0 0;color:var(--muted)}
.meta-list li{margin:6px 0}

/* Cards and profile */
.card{background:var(--card);border-radius:var(--radius);padding:16px;box-shadow:0 6px 20px rgba(2,6,23,0.6);border:1px solid rgba(255,255,255,0.02)}
.profile-card{display:flex;gap:12px;align-items:center}
.avatar{width:72px;height:72px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));font-weight:700;color:white;font-size:1.1rem}
.profile-info h3{margin:0 0 6px}
.socials a{margin-right:8px;text-decoration:none;color:var(--muted)}

/* Stats */
.stats-grid{display:flex;gap:12px;margin-top:14px;justify-content:space-between}
.stats-grid > div{flex:1;text-align:center;padding:12px;background:transparent;border-radius:10px}
.stat{display:block;font-weight:700;font-size:1.1rem}

/* Sections */
.section{padding:36px 0}
.section-title{margin:0 0 16px;font-size:1.25rem}

/* About grid */
.about-grid{display:grid;grid-template-columns:1fr 320px;gap:20px}

/* Cards list */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.card h3{margin:0 0 6px}
.card time{display:block;color:var(--muted);font-size:0.9rem;margin-bottom:8px}

/* Projects */
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.project-card{padding:12px;border-radius:10px;background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.03)}

/* Skills */
.skill-bars{display:grid;gap:12px}
.skill label{display:block;color:var(--muted);margin-bottom:6px}
.bar{height:12px;background:rgba(255,255,255,0.04);border-radius:8px;overflow:hidden}
.bar span{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:8px;transition:width 900ms ease}

/* Contact */
.contact-grid{display:grid;grid-template-columns:360px 1fr;gap:20px}
.contact-card{padding:16px}
.contact-form label{display:block;margin-bottom:12px}
.contact-form input, .contact-form textarea{width:100%;padding:10px;border-radius:8px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:var(--text)}
.form-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:8px}

/* Footer */
.site-footer{border-top:1px solid rgba(255,255,255,0.02);padding:20px 0;margin-top:30px;background:transparent}
.footer-inner{display:flex;justify-content:space-between;align-items:center}

/* Secret bot */
#secret-bot{position:fixed;right:18px;bottom:18px;padding:10px;border-radius:14px;background:var(--glass);backdrop-filter: blur(6px);cursor:pointer;transition:transform .18s}
#secret-bot:active{transform:scale(.96)}

/* Mobile */

/* Mobil menü varsayılan olarak gizli */
.mobile-nav {
  display: none; /* Varsayılan olarak gizli */
  flex-direction: column;
  padding: 12px;
  background: var(--surface);
  border-top: 1px solid rgba(255, 255, 255, 0.02);
}

.mobile-nav a {
  padding: 8px 0;
  color: var(--muted);
  text-decoration: none;
}

/* Sadece mobilde görünür hale getir */
@media (max-width: 1000px) {
  .mobile-only {
    display: inline-flex;
  }
  .nav {
    display: none;
  }
  .mobile-nav[hidden] {
    display: none !important;
  }
  .mobile-nav:not([hidden]) {
    display: flex; /* Menü butonuna tıklanınca görünür olur */
  }
}

/* Masaüstünde mobil menüyü tamamen gizle */
@media (min-width: 1001px) {
  .mobile-nav {
    display: none !important;
  }
}



/* Responsive */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .projects-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .mobile-only{display:inline-flex}
  .nav{display:none}
}

@media (max-width:600px){
  .projects-grid{grid-template-columns:1fr}
  .stats-grid{flex-direction:column;gap:8px}
  .stats-grid > div{text-align:left}
}

/* Hobbies Section */
.hobbies-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 8px;
}

.hobby-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 10px;
  padding: 12px;
  text-align: center;
  font-weight: 500;
  color: var(--text);
  transition: transform 0.2s ease, background 0.3s ease;
}

.hobby-card:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  transform: translateY(-4px);
  color: white;
}

/* Responsive tweak */
@media (max-width: 800px) {
  .hobbies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 500px) {
  .hobbies-grid {
    grid-template-columns: 1fr;
  }
}


.avatar-photo {
  width: 180px;
  height: 180px;
  border-radius: 14px;
  overflow: hidden;
  border: 2px solid rgba(255,255,255,0.05);
  box-shadow: 0 6px 18px rgba(0,0,0,0.4);
  flex-shrink: 0;
  background: linear-gradient(135deg,var(--accent),var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.avatar-photo img:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}