/* AÇIK MOD */
body {
    background-color: #f8f9fa;
    color: #212529;
    transition: background-color 0.3s, color 0.3s;
}

.navbar {
    background-color: #212529;
}

.card {
    background-color: #ffffff;
    color: #212529;
    box-shadow: 0 0 12px rgba(0,0,0,0.15);
}

footer {
    background-color: #212529;
    color: #ffffff;
}

/* DARK MODE */
body.dark-mode {
    background-color: #121212;
    color: #eaeaea;
}

body.dark-mode .navbar {
    background-color: #000000;
}

body.dark-mode .card {
    background-color: #1f1f1f;
    color: #ffffff;
}

body.dark-mode footer {
    background-color: #000000;
    color: #ffffff;
}

body.dark-mode a {
    color: #9ecbff;
}

body.dark-mode .form-control {
    background-color: #2a2a2a;
    color: #ffffff;
    border-color: #444;
}
/* BACK TO TOP + SCROLL PERCENT */
#backToTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    width: 55px;
    height: 55px;
    border: none;
    border-radius: 50%;
    background-color: #000000;
    color: #ffffff;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    display: none;
    box-shadow: 0 8px 20px rgba(0,0,0,0.4);
    transition: all 0.3s ease;

    display: flex;
    align-items: center;
    justify-content: center;
}

#backToTop:hover {
    background-color: #222222;
    transform: translateY(-5px);
}

body.dark-mode #backToTop {
    background-color: #000000;
    color: #ffffff;
}
/* SAAT & TARİH */
#clock {
    font-size: 15px;
    letter-spacing: 1px;
    opacity: 0.9;
}

/* Dark mode uyumlu */
body.dark-mode #clock {
    color: #dddddd;
}
/* NAVBAR MINI SAAT */
#navbarClock {
    font-size: 14px;
    letter-spacing: 1px;
    opacity: 0.85;
}

/* Dark mode uyumlu */
body.dark-mode #navbarClock {
    color: #ffffff;
}
#navbarClock i {
    margin-right: 6px;
}
.tooltip-inner {
    font-size: 13px;
    letter-spacing: 0.5px;
}
.animate-on-load {
    opacity: 0;
}
/* KART HOVER EFEKTİ */
.card {
  transition: 
    transform 0.35s ease,
    box-shadow 0.35s ease;
}

.card:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}

/* DARK MODE UYUMLU */
body.dark-mode .card:hover {
  box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}
/* Kart içi başlık ve yazı */
.card h5,
.card p {
  transition: color 0.3s ease;
}

/* AÇIK MOD – Hover renkleri */
.card:hover h5 {
  color: #0d6efd; /* Bootstrap mavi */
}

.card:hover p {
  color: #495057;
}

/* DARK MODE – Hover renkleri */
body.dark-mode .card:hover h5 {
  color: #66b2ff; /* açık mavi */
}

body.dark-mode .card:hover p {
  color: #cccccc;
}
/* İkon görünümü */
.card-icon {
  font-size: 40px;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

/* Hover olunca animasyon */
.card:hover .card-icon {
  animation: iconShake 0.6s ease-in-out;
  color: #0d6efd;
}

/* DARK MODE ikon rengi */
body.dark-mode .card:hover .card-icon {
  color: #66b2ff;
}

/* Titreşim animasyonu */
@keyframes iconShake {
  0%   { transform: rotate(0); }
  20%  { transform: rotate(-10deg); }
  40%  { transform: rotate(10deg); }
  60%  { transform: rotate(-10deg); }
  80%  { transform: rotate(10deg); }
  100% { transform: rotate(0); }
}
.navbar {
  animation: navSlide 0.6s ease forwards;
}

@keyframes navSlide {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* NAVBAR LINK */
.navbar .nav-link {
  position: relative;
  padding-bottom: 6px;
}

/* ALT ÇİZGİ (başta görünmez) */
.navbar .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: #3f4043;
  transition: width 0.3s ease;
}

/* HOVER OLUNCA */
.navbar .nav-link:hover::after {
  width: 100%;
}

/* AKTİF SAYFA */
.navbar .nav-link.active::after {
  width: 100%;
}

/* DARK MODE RENK */
body.dark-mode .navbar .nav-link::after {
  background-color: #66b2ff;
}
/* DARK MODE TOAST */
body.dark-mode .toast {
  background-color: #1f1f1f;
  color: #ffffff;
}

body.dark-mode .toast-header {
  background-color: #2a2a2a;
  color: #ffffff;
}
body.dark-mode .modal-content {
  background-color: #1f1f1f;
  color: #ffffff;
}

body.dark-mode .modal-header,
body.dark-mode .modal-footer {
  border-color: #333;
}
.animate-on-load {
  opacity: 0;
}
#htmlCard {
  cursor: pointer;
}
#htmlCard:active {
  transform: scale(0.97);
}
#cssCard {
  cursor: pointer;
  transition: transform 0.2s ease;
}

#cssCard:hover {
  transform: translateY(-5px);
}
/* AMBIENT BACKGROUND */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.ambient-bg span {
  position: absolute;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(0,123,255,0.35), transparent 60%);
  filter: blur(120px);
  animation: ambientMove 18s infinite alternate ease-in-out;
  transition: transform 0.6s ease-out;


}

/* Tek tek konumlar */
.ambient-bg span:nth-child(1) {
  top: -10%;
  left: -10%;
  animation-duration: 22s;
}

.ambient-bg span:nth-child(2) {
  bottom: -15%;
  right: -10%;
  background: radial-gradient(circle, rgba(255,0,150,0.35), transparent 60%);
  animation-duration: 26s;
}

.ambient-bg span:nth-child(3) {
  top: 30%;
  left: 60%;
  background: radial-gradient(circle, rgba(0,255,200,0.3), transparent 60%);
  animation-duration: 30s;
}

@keyframes ambientMove {
  from {
    transform: translate(0,0) scale(1);
  }
  to {
    transform: translate(120px, -80px) scale(1.3);
  }
}
body.dark-mode .ambient-bg span {
  opacity: 0.7;
}










.profile-img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid #212529;
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
  transition: transform 0.4s ease, box-shadow 0.4s ease;

  display: block;
  margin: 0 auto;   /* 🔥 TAM ORTALAMA */
}

body.dark-mode .profile-img {
  border-color: #000000;
}

/* FOTO GALERI */
.gallery-card {
  overflow: hidden;
  cursor: pointer;
}

.gallery-card img {
  transition: transform 0.5s ease, filter 0.5s ease;
}

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


.gallery-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}


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

nav a {
  text-decoration: none;
  padding: 10px;
}


.gallery-scroll {
  max-height: 550px;   /* yüksekliği sen belirle */
  overflow-y: auto;    /* dikey scroll */
  padding-right: 10px; /* scrollbar çakışmasın */
}

.gallery-scroll {
  max-height: 550px; 
  overflow-y: auto;
  padding-right: 10px;
}

/* scroll bar güzelleştirme (isteğe bağlı) */
.gallery-scroll::-webkit-scrollbar {
  width: 8px;
}

.gallery-scroll::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 4px;
}

.gallery-scroll::-webkit-scrollbar-thumb:hover {
  background: #555;
}


/* --- 1. YÜKLENİYOR EKRANI (PRELOADER) --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #ffffff; /* Açık mod arka plan */
    z-index: 99999; /* En üstte durması için */
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s;
}

/* Dönen Çember Animasyonu */
.loader-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #0d6efd; /* Mavi renk */
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Koyu Modda Preloader Rengi */
body.dark-mode #preloader {
    background-color: #111;
}
body.dark-mode .loader-spinner {
    border-color: #333;
    border-top-color: #0d6efd;
}

/* --- 2. ÖZEL MOUSE İMLECİ --- */
/* Masaüstü cihazlarda varsayılan oku gizle */
/* --- 2. ÖZEL MOUSE İMLECİ (GRİ VERSİYON) --- */
/* Masaüstü cihazlarda varsayılan oku gizle */
@media (min-width: 992px) {
    body, a, button, .btn {
        cursor: none !important;
    }
}

.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid #888888; /* Çerçeve Rengi: GRİ */
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease, background-color 0.3s;
    display: none;
    /* mix-blend-mode satırını sildik, böylece renk hep gri kalacak */
}

/* Tıklanabilir öğelerin üzerine gelince büyüme efekti */
.custom-cursor.hovered {
    transform: translate(-50%, -50%) scale(2.5);
    background-color: rgba(136, 136, 136, 0.3); /* İç Rengi: Yarı saydam GRİ */
    border-color: transparent;
}

/* Mobilde özel mouse'u kapat */
@media (max-width: 991px) {
    .custom-cursor { display: none !important; }
}

/* PARTICLE ARKA PLAN */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1; /* Her şeyin arkasında dur */
    background-color: transparent; /* Arka plan rengini CSS'den al */
}
/* ANA SAYFA 3D KART EFEKTLERİ */
.home-tilt-card {
    background: #fff; /* Veya senin kart rengin */
    transform-style: preserve-3d; /* 3D ortamı yaratır */
    transform: perspective(1000px);
    will-change: transform;
    transition: box-shadow 0.3s ease;
    /* Kartın mevcut padding/border ayarlarını koruması için buraya ekleyebilirsin */
}

/* İçeriklerin havada durması için */
.home-tilt-card i, 
.home-tilt-card svg, 
.home-tilt-card img {
    transform: translateZ(50px); /* İkonlar çok önde */
    display: inline-block;
}

.home-tilt-card h5, 
.home-tilt-card h4, 
.home-tilt-card h3 {
    transform: translateZ(30px); /* Başlıklar orta seviyede */
}

.home-tilt-card p, 
.home-tilt-card span,
.home-tilt-card a {
    transform: translateZ(20px); /* Yazılar az önde */
}

/* Dark Mode uyumu (Eğer varsa) */
body.dark-mode .home-tilt-card {
    background: #2b2b2b;
    color: #fff;
}