@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&display=swap");

/* ============ GENEL STILLER ============ */
/* Dark Theme Değişkenleri */
.dark-theme {
  --primary-color: #5d82d6;
  --secondary-color: #ffcc70;
  --dark-color: #f4f4f4; /* Karanlık moddaki açık renk (metinler için) */
  --light-color: #222; /* Karanlık moddaki koyu renk (arka plan için) */
  --shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  --card-bg: #333; /* Karanlık moddaki kart arka planı */
  --text-muted: #ccc; /* Karanlık moddaki soluk metin */
  --border-color: #444; /* Karanlık moddaki kenarlık rengi */
  --header-bg: #2a2a2a; /* Dark mode header background */
  --footer-bg: var(--primary-color); /* Dark mode footer background - Primary color */
}

/* Kök değişkenler */
:root {
  --primary-color: #4a6baf;
  --secondary-color: #f5c573;
  --dark-color: #333;
  --light-color: #f4f4f4;
  --success-color: #28a745;
  --danger-color: #dc3545;
  --border-radius: 5px;
  --transition: all 0.3s ease;
  --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --card-bg: #fff; /* Aydınlık moddaki kart arka planı */
  --text-muted: #666; /* Aydınlık moddaki soluk metin */
  --border-color: #ddd; /* Aydınlık moddaki kenarlık rengi */
  --header-bg: #ffffff; /* Light mode header background */
  --footer-bg: var(--primary-color); /* Light mode footer background - Primary color */
}

.dark-theme footer .footer-links a {
  color: var(--light-color);
}

/* Menü burger ikonunun karanlık tema uyumu */
.dark-theme .menu-btn__burger,
.dark-theme .menu-btn__burger::before,
.dark-theme .menu-btn__burger::after {
  background-color: var(--dark-color);
}

/* Proje kartları için karanlık tema desteği */
.dark-theme .project-card {
  background-color: var(--card-bg);
  color: var(--dark-color);
}

.dark-theme .project-info p {
  color: var(--text-muted);
}

/* İletişim form ve bilgi kartları için karanlık tema desteği */
.dark-theme .contact-info,
.dark-theme .contact-form {
  background-color: var(--card-bg);
  color: var(--dark-color);
  border: 1px solid var(--border-color);
}

.dark-theme .form-group input,
.dark-theme .form-group textarea {
  background-color: var(--light-color);
  color: var(--dark-color);
  border-color: var(--border-color);
}

/* Sosyal medya bağlantı renkleri */
.dark-theme .social-link,
.dark-theme .info-item {
  color: var(--dark-color);
}

/* Proje detay sayfası karanlık tema desteği */
.dark-theme .project-detail-content {
  background-color: var(--card-bg);
  color: var(--dark-color);
}

.dark-theme .project-meta {
  border-bottom-color: var(--border-color);
}

/* Form başarı mesajı karanlık tema desteği */
.dark-theme .form-success {
  background-color: rgba(40, 167, 69, 0.2);
}

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

body {
  font-family: "Montserrat", sans-serif; /* Genel font olarak Montserrat ayarlandı */
  line-height: 1.6;
  font-size: 16px;
  color: var(--dark-color);
  background-color: var(--light-color);
  transition: background-color 0.5s ease, color 0.5s ease;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

h1,
h2,
h3,
h4 {
  margin-bottom: 1rem;
  line-height: 1.3;
}

main {
  min-height: calc(100vh - 140px);
  padding: 2rem 0;
}

section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
}

.section-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.2rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

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

.btn-primary:hover {
  background-color: #3a5a99;
}

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

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

.highlight {
  color: var(--primary-color);
}

/* ============ TEMA DEĞİŞTİRİCİ ============ */
.theme-switch {
  z-index: 1000;
  width: 40px; /* Biraz büyüttüm */
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-color);
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

/* ============ HEADER ============ */
.main-header {
  display: flex;
  justify-content: center; /* Ortalama için */
  align-items: center;
  padding: 0.8rem 4%;
  background-color: var(--header-bg);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: var(--transition);
  border-bottom: 1px solid var(--border-color);
  width: 100%; /* Tam genişlik */
}

/* Desktop'ta nav'ı ortala */
.main-nav {
  display: flex;
  justify-content: center;
  flex: 1;
}

.main-nav .nav-links {
  display: flex;
  gap: 2rem; /* Gap'i artırdım */
  justify-content: center;
}

.main-nav .nav-links li a {
  font-weight: 600;
  color: var(--dark-color);
  position: relative;
  padding: 5px 0;
  transition: color 0.3s ease;
}

.main-nav .nav-links li a:hover {
  color: var(--primary-color);
}

.main-nav .nav-links li a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
  transition: transform 0.3s ease;
}

.main-nav .nav-links li a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.dark-theme .main-nav .nav-links li a {
  color: var(--dark-color);
}

/* ============ HAMBURGER MENU ============ */
.menu-btn {
  display: none;
  position: relative;
  z-index: 1001;
  width: 30px;
  height: 30px;
  cursor: pointer;
  transition: all 0.5s ease-in-out;
}

.menu-btn__burger {
  width: 30px;
  height: 3px;
  background: var(--dark-color);
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(255, 101, 47, 0.2);
  transition: all 0.5s ease-in-out;
}

.menu-btn__burger::before,
.menu-btn__burger::after {
  content: "";
  position: absolute;
  width: 30px;
  height: 3px;
  background: var(--dark-color);
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(255, 101, 47, 0.2);
  transition: all 0.5s ease-in-out;
}

.menu-btn__burger::before {
  transform: translateY(-8px);
}

.menu-btn__burger::after {
  transform: translateY(8px);
}

/* ANIMATION */
.menu-btn.open .menu-btn__burger {
  transform: translateX(-50px);
  background: transparent;
  box-shadow: none;
}

.menu-btn.open .menu-btn__burger::before {
  transform: rotate(45deg) translate(35px, -35px);
}

.menu-btn.open .menu-btn__burger::after {
  transform: rotate(-45deg) translate(35px, 35px);
}

/* ============ ANA SAYFA - HERO ============ */
.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  height: calc(100vh - 80px);
  padding: 0 1rem;
  position: relative;
  overflow: hidden;
}

/* Canvas animasyonu için stil */
#heroCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0; /* İçeriğin arkasında kalmasını sağlar */
  pointer-events: none; /* Tıklama olaylarını engellemez */
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-text {
  flex: 1;
  padding-right: 2rem;
}

.hero-text h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero-text h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

.hero-text p {
  font-size: 1rem;
  margin-bottom: 2rem;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.hero-image img {
  width: 300px;
  height: 300px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: var(--shadow);
  border: 5px solid var(--primary-color);
}

/* ============ ANA SAYFA - PROJELER CAROUSEL ============ */
.homepage-projects-carousel {
  padding: 3rem 1rem;
  background-color: var(--light-color);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin-top: 4rem;
  text-align: center;
}

.dark-theme .homepage-projects-carousel {
  background-color: var(--light-color);
}

.homepage-projects-carousel .section-title {
  margin-bottom: 3rem;
  color: var(--dark-color);
}

.carousel-wrapper {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
  background-color: var(--card-bg);
  padding: 20px;
}

.dark-theme .carousel-wrapper {
  background-color: var(--card-bg);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.carousel-track {
  display: flex;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

.carousel-card {
  flex: 0 0 100%;
  max-width: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 350px;
  overflow: hidden;
  position: relative;
  padding: 20px;
  transform-style: preserve-3d;
  transition: transform 0.3s ease-out;
}

.carousel-card:hover {
  transform: rotateY(5deg) rotateX(5deg) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

.dark-theme .carousel-card:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.carousel-card .card-img {
  width: 100%;
  height: 200px;
  overflow: hidden;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.dark-theme .carousel-card .card-img {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

.carousel-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.carousel-card:hover .card-img img {
  transform: scale(1.05);
}

.carousel-card h3 {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 0;
  font-weight: 700;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.dark-theme .carousel-card h3 {
  color: var(--secondary-color);
  text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.1);
}

.carousel-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 3rem;
}

.carousel-controls button {
  background-color: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.3rem;
  transition: all 0.3s ease;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.dark-theme .carousel-controls button {
  background-color: var(--primary-color);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.3);
}

.carousel-controls button:hover {
  background-color: var(--secondary-color);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.dark-theme .carousel-controls button:hover {
  background-color: var(--secondary-color);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.5);
}

.carousel-dots {
  display: flex;
  gap: 0.8rem;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--border-color);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.dark-theme .carousel-dot {
  background-color: var(--text-muted);
}

.carousel-dot.active {
  background-color: var(--primary-color);
  transform: scale(1.3);
  border-color: var(--secondary-color);
}

.dark-theme .carousel-dot.active {
  background-color: var(--primary-color);
  border-color: var(--secondary-color);
}

/* ============ HAKKIMDA SAYFASI ============ */
.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.about-image {
  flex: 1;
  min-width: 300px;
}

.about-image img {
  width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.about-text {
  flex: 2;
  min-width: 300px;
}

.about-text h3 {
  font-size: 1.5rem;
  margin: 1rem 0;
  color: var(--primary-color);
}

.about-text p {
  margin-bottom: 1rem;
}

/* ============ PROJELER SAYFASI ============ */
.project-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.5rem 1.5rem;
  background-color: transparent;
  border: 1px solid var(--primary-color);
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--primary-color);
  color: #fff;
}

/* Dark mode için filtre butonları metin rengi */
.dark-theme .filter-btn {
  color: var(--dark-color);
}

.dark-theme .filter-btn:hover,
.dark-theme .filter-btn.active {
  color: #fff;
}

.projects-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}

.project-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.project-card {
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 450px;
  transform-style: preserve-3d;
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* 3D kart efekti JavaScript tarafından yönetildiği için CSS'ten kaldırıldı */
.project-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.dark-theme .project-card:hover {
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.project-img {
  width: 100%;
  height: 180px;
  overflow: hidden;
}

.project-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.project-card:hover .project-img img {
  transform: scale(1.1);
}

.project-info {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-info h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.project-info p {
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-grow: 1;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
}

.project-info .click-info {
  font-size: 0.9rem;
  color: var(--primary-color);
  font-weight: 600;
  margin-top: auto;
  text-align: center;
}

/* Butonlar için stil (project-links-detail sınıfı için) */
.project-links-detail .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 500;
  transition: all 0.3s ease;
  text-decoration: none;
  color: #fff;
}

.project-links-detail .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* GitHub butonu için */
.project-links-detail .btn-github {
  background-color: #333333;
}
.project-links-detail .btn-github:hover {
  background-color: #555555;
}

/* YouTube butonu için */
.project-links-detail .btn-youtube {
  background-color: #ff0000;
}
.project-links-detail .btn-youtube:hover {
  background-color: #cc0000;
}

/* PDF butonu için */
.project-links-detail .btn-pdf {
  background-color: #ff69b4;
}
.project-links-detail .btn-pdf:hover {
  background-color: #e0509a;
}

/* LinkedIn butonu için */
.project-links-detail .btn-linkedin {
  background-color: #0a66c2;
}
.project-links-detail .btn-linkedin:hover {
  background-color: #084f96;
}

/* Siteye Git butonu için */
.project-links-detail .btn-site {
  background-color: #4caf50;
}
.project-links-detail .btn-site:hover {
  background-color: #388e3c;
}

.project-detail-btn {
  margin: 10px 10px 10px 0;
}

.profile-image-container {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}
.profile-image-container:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}
.profile-image-container img {
  width: 100%;
  display: block;
  transition: transform 0.7s ease;
}
.profile-image-container:hover img {
  transform: scale(1.05);
}
.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.4));
  opacity: 0;
  transition: opacity 0.5s ease;
}
.profile-image-container:hover .image-overlay {
  opacity: 1;
}

/* Sosyal Bağlantı Butonları (Fotoğraf Altı) */
.about .social-badges {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 20px;
}
.about .social-badges .social-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  font-size: 1.4rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
.about .social-badges .social-badge:hover {
  transform: translateY(-5px) rotate(10deg);
  background-color: var(--secondary-color);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

/* Kişisel Bilgi Kutuları (Eğitim, Deneyim, Konum) */
.personal-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 15px;
  margin: 30px 0;
}

.info-item {
  display: flex;
  align-items: flex-start;
  background-color: var(--card-bg);
  padding: 15px;
  border-radius: 15px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
}

.info-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  opacity: 0;
  transform: scale(0.8);
  border-radius: 15px;
  transition: all 0.4s ease-out;
  z-index: 0;
}

.info-item:hover::before {
  opacity: 0.05;
  transform: scale(1);
}

.info-item i {
  font-size: 24px;
  color: var(--primary-color);
  margin-right: 15px;
  transition: all 0.3s ease;
  z-index: 1;
}

.info-item:hover i {
  transform: scale(1.1);
  color: var(--secondary-color);
}

.info-item .info-content {
  position: relative;
  z-index: 1;
}

.info-item h4 {
  margin-bottom: 5px;
  font-size: 1.1rem;
  color: var(--dark-color);
}

.info-item p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.dark-theme .info-item h4,
.dark-theme .info-item p {
  color: var(--dark-color);
}

/* Tıklanabilir Kutular (Eğitim & Deneyim) için ek stil */
.info-item--interactive {
  cursor: pointer;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  width: 100%;
  text-align: left;
  display: flex;
  align-items: flex-start;
}

.info-item--interactive:hover {
  background-color: var(--card-bg);
  transform: translateY(-5px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-color);
}

/* Always visible action text */
.info-item .action-text {
  display: block;
  font-size: 0.75rem;
  color: var(--primary-color);
  margin-top: 8px;
  font-weight: 600;
  transition: color 0.3s ease;
}

.info-item--interactive:hover .action-text {
  color: var(--secondary-color);
}

/* Klavyeden odaklanıldığında (tab ile) görülebilir outline */
.info-item--interactive:focus {
  outline: 2px dashed var(--primary-color);
  outline-offset: 4px;
}

/* ============ İLETİŞİM SAYFASI ============ */
.contact-container {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.contact-info {
  flex: 1;
  min-width: 300px;
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.contact-form {
  flex: 2;
  min-width: 300px;
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.social-links {
  margin-top: 2rem;
}

.social-link {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.social-link i {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-right: 1rem;
  width: 30px;
  text-align: center;
}

/* ============ KOPYALANABILIR İLETİŞİM BİLGİLERİ ============ */
.clickable-info {
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  padding: 12px 15px;
  border-radius: 10px;
  margin-bottom: 10px;
  border: 1px solid transparent;
}

.clickable-info:hover {
  background-color: rgba(74, 107, 175, 0.1);
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.dark-theme .clickable-info:hover {
  background-color: rgba(93, 130, 214, 0.2);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.clickable-info .copy-icon {
  margin-left: auto;
  font-size: 0.9rem;
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.clickable-info:hover .copy-icon {
  opacity: 1;
}

/* WhatsApp butonu için özel stil */
.clickable-info:has(.fa-whatsapp) {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: white;
  border: none;
}

.clickable-info:has(.fa-whatsapp):hover {
  background: linear-gradient(135deg, #20b358 0%, #0f7a6b 100%);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.clickable-info:has(.fa-whatsapp) i {
  color: white;
}

.clickable-info:has(.fa-whatsapp) .copy-icon {
  color: white;
}

/* ============ TOAST BİLDİRİMİ ============ */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: var(--success-color);
  color: white;
  padding: 15px 20px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  z-index: 1000;
  transform: translateX(400px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast i {
  font-size: 1.2rem;
}

.dark-theme .toast {
  background-color: var(--success-color);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

/* Mobil için toast pozisyonu */
@media (max-width: 768px) {
  .toast {
    bottom: 20px;
    right: 20px;
    left: 20px;
    transform: translateY(100px);
  }

  .toast.show {
    transform: translateY(0);
  }
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.7rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 1rem;
  background-color: var(--light-color);
  color: var(--dark-color);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.error-message {
  color: var(--danger-color);
  font-size: 0.8rem;
  display: none;
}

.form-success {
  background-color: rgba(40, 167, 69, 0.1);
  color: var(--success-color);
  padding: 1rem;
  border-radius: var(--border-radius);
  text-align: center;
  display: none;
}

.form-success i {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

/* ============ FOOTER ============ */
.main-footer {
  background: linear-gradient(to right, var(--primary-color), #3a5a99);
  color: #fff;
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.3), 0 -20px 60px rgba(0, 0, 0, 0.15);
  position: relative;
  overflow: hidden;
}

/* Footer'a ek "havalı" efekt için pseudo-element */
.main-footer::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: rotateLight 15s linear infinite;
  opacity: 0.5;
  pointer-events: none;
}

@keyframes rotateLight {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.main-footer .footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  text-align: center;
  position: relative;
  z-index: 1;
}

.main-footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.main-footer .footer-links a {
  color: #fff;
  font-size: 1.5rem;
  transition: transform 0.3s ease, color 0.3s ease;
}

.main-footer .footer-links a:hover {
  color: var(--secondary-color);
  transform: translateY(-5px) scale(1.1);
}

.main-footer p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
}

/* ============ RESPONSIVE TASARIM ============ */
@media (max-width: 1024px) {
  .hero-content {
    flex-direction: column-reverse;
    text-align: center;
  }

  .hero-text {
    padding-right: 0;
    margin-top: 2rem;
  }

  .hero-btns {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 4%;
    position: relative;
  }

  .theme-switch {
    order: 1; /* Sol tarafta */
    margin-right: auto;
  }

  .main-nav {
    order: 2;
    flex: 1;
    display: flex;
    justify-content: center;
  }

  /* Mobilde nav-links'i tamamen gizle */
  .main-nav .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--header-bg);
    flex-direction: column;
    text-align: center;
    transform: translateY(-100%);
    transition: transform 0.4s ease;
    z-index: 99;
    box-shadow: var(--shadow);
    display: none; /* Varsayılan olarak gizle */
    opacity: 0;
  }

  .main-nav .nav-links.show {
    transform: translateY(0);
    display: flex; /* Hamburger açıldığında göster */
    opacity: 1;
  }

  .main-nav .nav-links li {
    margin: 1.5rem;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
  }

  .main-nav .nav-links.show li {
    opacity: 1;
    transform: translateY(0);
  }

  .menu-btn {
    display: block;
    position: relative;
    order: 3; /* Sağ tarafta */
    margin-left: auto;
  }

  /* Mobil cihazlarda canvas animasyonunu gizle */
  #heroCanvas {
    display: none;
  }

  /* Hakkımda fotoğrafını mobilde gizle */
  .about-image {
    display: none;
  }

  .about-text {
    flex: 1;
    min-width: unset;
  }
}

@media (max-width: 576px) {
  .section-title {
    font-size: 2rem;
  }

  .projects-container {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-text h2 {
    font-size: 1.3rem;
  }

  .hero-image img {
    width: 220px;
    height: 220px;
  }

  .project-card {
    height: auto;
  }

  .project-info p {
    -webkit-line-clamp: unset;
    height: auto;
  }

  .homepage-projects-carousel .carousel-card {
    height: 300px;
  }

  .homepage-projects-carousel .carousel-card .card-img {
    height: 180px;
  }

  .homepage-projects-carousel .carousel-card h3 {
    font-size: 1.2rem;
  }

  .carousel-controls button {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }

  .carousel-dots {
    gap: 0.6rem;
  }

  .carousel-dot {
    width: 10px;
    height: 10px;
  }
}

/* ============ PROJE DETAY SAYFASI ============ */
.project-detail-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.back-to-projects {
  margin-bottom: 2rem;
}

.back-to-projects a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: var(--primary-color);
}

.back-to-projects a:hover {
  text-decoration: underline;
}

/* Ana proje görseli için yeni stil */
.main-project-hero-image {
  margin: 0 auto 3rem auto; /* Ortala ve alt boşluk ekle */
  max-width: 900px; /* Carousel kartı genişliğine yakın */
  height: 220px; /* Carousel kartı görsel yüksekliği */
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color); /* Hafif kenarlık */
}

.main-project-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  cursor: pointer;
}

.dark-theme .main-project-hero-image {
  border-color: var(--border-color);
}

.project-detail-content {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

/* Proje detay sayfasındaki galeri görsellerini büyüt */
.project-detail-content .project-gallery {
  flex: 0 0 500px;
  max-width: 500px;
  min-width: unset;
  margin: 0 auto;
}

.project-detail-content .gallery-slides {
  padding-bottom: 75%;
}

.project-detail-content .gallery-slide img {
  object-fit: cover;
}

.gallery-container {
  position: relative;
  background-color: #f0f0f0;
  border-radius: var(--border-radius);
  overflow: hidden;
}

.dark-theme .gallery-container {
  background-color: #2a2a2a;
}

.gallery-slides {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.gallery-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease;
  display: none;
}

.gallery-slide.active {
  opacity: 1;
  display: block;
}

.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
}

.gallery-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background-color: rgba(255, 255, 255, 0.9);
}

.dark-theme .gallery-controls {
  background-color: rgba(0, 0, 0, 0.7);
}

.gallery-prev,
.gallery-next {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--dark-color);
  cursor: pointer;
  padding: 0.5rem;
}

.dark-theme .gallery-prev,
.dark-theme .gallery-next {
  color: var(--light-color);
}

.gallery-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #ddd;
  cursor: pointer;
  transition: var(--transition);
}

.dark-theme .dot {
  background-color: #555;
}

.dot.active {
  background-color: var(--primary-color);
}

.project-info-detail {
  flex: 1;
  min-width: 300px;
  padding: 1.5rem;
}

.project-title {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}

.meta-label {
  font-weight: 600;
  margin-right: 0.5rem;
}

.project-description h3 {
  font-size: 1.2rem;
  margin: 1.5rem 0 0.8rem;
  color: var(--primary-color);
}

.project-description p {
  margin-bottom: 1.2rem;
  line-height: 1.6;
}

.technologies-list,
.features-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.technologies-list li,
.features-list li {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.5rem;
}

.technologies-list li i {
  color: var(--primary-color);
  font-size: 1rem;
}

.features-list li:before {
  content: "\f00c";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  color: var(--primary-color);
}

/* Mobil için düzenlemeler */
@media (max-width: 768px) {
  .project-detail-content {
    flex-direction: column;
  }

  .project-detail-content .project-gallery {
    flex: 1 1 100%;
    max-width: 100%;
  }

  .project-detail-content .gallery-slides {
    padding-bottom: 75%;
  }
}

.fullscreen-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.fullscreen-image {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.fullscreen-close,
.fullscreen-prev,
.fullscreen-next {
  position: absolute;
  background-color: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  font-size: 2rem;
  padding: 10px;
  cursor: pointer;
  z-index: 1001;
  border-radius: 50%;
  transition: background-color 0.3s ease;
}

.fullscreen-close {
  top: 20px;
  left: 20px;
}

.fullscreen-prev {
  top: 50%;
  left: 20px;
  transform: translateY(-50%);
}

.fullscreen-next {
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
}

.fullscreen-close:hover,
.fullscreen-prev:hover,
.fullscreen-next:hover {
  background-color: rgba(255, 255, 255, 0.4);
}

/* ============ TEİPG ÖZEL SAYFA STİLLERİ ============ */
.main-project-title {
  font-size: 2.5rem;
  text-align: center;
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.teipg-overview {
  max-width: 1000px;
  margin: 2rem auto 2rem auto;
  padding: 1.5rem 1rem;
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  text-align: left;
}

.dark-theme .teipg-overview {
  background-color: var(--card-bg);
}

.teipg-overview .section-title {
  font-size: 2.2rem;
  margin-bottom: 2rem;
  text-align: center;
}

.teipg-overview p {
  margin-bottom: 1.5rem;
  line-height: 1.8;
  font-size: 1rem;
  color: var(--dark-color);
}

.dark-theme .teipg-overview p {
  color: var(--dark-color);
}

.teipg-overview ul {
  list-style: disc; /* Madde işaretlerini göster */
  margin-left: 1.5rem; /* İçeriden boşluk */
  padding-left: 0;
  margin-bottom: 1.5rem;
  color: var(--dark-color);
}

.dark-theme .teipg-overview ul {
  color: var(--dark-color);
}

.teipg-overview ul li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.pdf-info-text {
  font-weight: 600;
  margin-top: 2rem;
  text-align: center;
}

.pdf-buttons {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.btn-pdf-report,
.btn-pdf-presentation,
.btn-linkedin-project {
  background-color: var(--primary-color);
  color: #fff;
  padding: 0.7rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.btn-linkedin-project {
  background-color: #0a66c2;
}

.btn-pdf-report:hover,
.btn-pdf-presentation:hover {
  background-color: var(--secondary-color);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.btn-linkedin-project:hover {
  background-color: #084f96;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.btn-pdf-report i,
.btn-pdf-presentation i,
.btn-linkedin-project i {
  font-size: 1.2rem;
}

/* Yeni bileşen bölümü düzeni */
.teipg-components {
  max-width: 1200px;
  margin: 4rem auto;
  padding: 2rem 1rem;
}

.teipg-components .section-title {
  margin-bottom: 3rem;
}

.component-section {
  display: flex;
  flex-direction: column;
  gap: 4rem; /* Bileşen kartları arasında daha fazla boşluk */
}

.component-card {
  display: flex;
  align-items: center; /* Dikeyde ortala */
  gap: 3rem; /* İçerik ve görsel arasında boşluk */
  background-color: var(--card-bg);
  border-radius: 15px;
  box-shadow: var(--shadow);
  padding: 2.5rem; /* Daha fazla iç boşluk */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.dark-theme .component-card {
  background-color: var(--card-bg);
  border-color: var(--border-color);
}

.component-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  opacity: 0;
  transform: scale(0.9);
  border-radius: 15px;
  transition: all 0.4s ease-out;
  z-index: 0;
}

.component-card:hover::before {
  opacity: 0.05;
  transform: scale(1);
}

.component-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.dark-theme .component-card:hover {
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.component-media {
  flex: 1;
  min-width: 300px; /* Görselin minimum genişliği */
  display: flex;
  flex-direction: column;
  gap: 1.5rem; /* Medya öğeleri arasında boşluk */
}

.component-text-content {
  flex: 1.5; /* Metin içeriği daha fazla yer kaplasın */
  position: relative;
  z-index: 1;
}

.component-card--left .component-media {
  order: 2; /* Görsel sağda */
}

.component-card--left .component-text-content {
  order: 1; /* Metin solda */
}

.component-card--right .component-media {
  order: 2; /* Görsel sağda */
}

.component-card--right .component-text-content {
  order: 1; /* Metin solda */
}

.component-card h3 {
  font-size: 1.8rem; /* Başlık boyutunu büyüt */
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-weight: 700;
}

.component-card p {
  font-size: 1rem; /* Paragraf boyutunu büyüt */
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.dark-theme .component-card h3,
.dark-theme .component-card p {
  color: var(--dark-color);
}

/* Yeni Şema Görseli Stili */
.component-schema-image {
  width: 100%;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.dark-theme .component-schema-image {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border-color: var(--border-color);
}

.component-schema-image img {
  width: 100%;
  height: auto; /* Oranı koru */
  display: block;
  cursor: pointer;
}

/* Yeni Video Stili */
.component-video-wrapper {
  width: 100%;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
  position: relative;
  aspect-ratio: 9 / 16; /* Telefon boyutları için dikey oran */
  max-width: 300px; /* Maksimum genişlik sınırı */
  margin: 0 auto; /* Ortala */
}

.dark-theme .component-video-wrapper {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border-color: var(--border-color);
}

.component-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Component kartlarındaki galeriler için özel stil */
.component-card .project-gallery {
  width: 100%; /* Kartın genişliğini kapla */
  max-width: 100%; /* Maksimum genişlik belirle */
  margin: 0 auto; /* Ortala */
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1); /* Hafif gölge */
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid var(--border-color); /* Hafif kenarlık */
}

.dark-theme .component-card .project-gallery {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border-color: var(--border-color);
}

.component-card .project-gallery .gallery-slides {
  padding-bottom: 60%; /* 16:9 en boy oranı için */
}

.component-card .project-gallery .gallery-controls {
  background-color: rgba(255, 255, 255, 0.8);
}

.dark-theme .component-card .project-gallery .gallery-controls {
  background-color: rgba(0, 0, 0, 0.6);
}

/* Listeler için genel stil iyileştirmeleri */
.teipg-overview ul,
.component-card ul {
  list-style: disc; /* Madde işaretlerini göster */
  margin-left: 1.5rem; /* İçeriden boşluk */
  padding-left: 0;
  margin-bottom: 1rem;
}

.teipg-overview ul li,
.component-card ul li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
  color: var(--dark-color); /* Metin rengi */
}

.dark-theme .teipg-overview ul li,
.dark-theme .component-card ul li {
  color: var(--dark-color);
}

/* Özellikler listesi için özel ikon */
.features-list {
  list-style: none; /* Varsayılan madde işaretini kaldır */
  padding-left: 0;
}

.features-list li {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.5rem;
}

.features-list li::before {
  content: "\f00c"; /* Font Awesome check icon */
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  color: var(--primary-color);
  font-size: 0.9rem;
}

/* Mobil uygulama galerisi için özel boyutlandırma - Video ile aynı boyut */
#mobile-app-gallery .gallery-slides {
  padding-bottom: 177.78%; /* 9:16 aspect ratio (16/9 * 100) */
}

#mobile-app-gallery .gallery-slide img {
  object-fit: contain; /* Görselin tamamını göster, kırpma */
  background-color: #f0f0f0; /* Boş alanlar için arka plan */
}

.dark-theme #mobile-app-gallery .gallery-slide img {
  background-color: #2a2a2a;
}

/* Mobil görünümde component kartları için düzenlemeler */
@media (max-width: 992px) {
  .component-card {
    flex-direction: column; /* Mobil cihazlarda dikey sıralama */
    text-align: center;
    padding: 2rem;
  }

  .component-card--left .component-media,
  .component-card--right .component-media {
    order: 2; /* Görseller her zaman altta */
  }

  .component-card--left .component-text-content,
  .component-card--right .component-text-content {
    order: 1; /* Metinler her zaman üstte */
  }

  .component-media {
    min-width: unset;
    width: 100%;
  }

  .component-card .project-gallery {
    max-width: 100%; /* Mobil cihazlarda tam genişlik */
  }

  .component-card h3 {
    font-size: 1.6rem;
  }

  .component-card p {
    font-size: 0.95rem;
  }

  /* Mobil cihazlarda mobil uygulama galerisi */
  #mobile-app-gallery .gallery-slides {
    padding-bottom: 120%; /* Mobil cihazlarda daha kompakt */
  }
}

@media (max-width: 576px) {
  .main-project-hero-image {
    height: 180px; /* Daha küçük ekranlarda daha az yer kaplasın */
  }
}

/* Şema galerisi için özel stil - kontrolleri gizle */
.schema-gallery .gallery-controls {
  display: none !important;
}

/* Şema galerisi için daha kompakt görünüm */
.schema-gallery .gallery-container {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.dark-theme .schema-gallery .gallery-container {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border-color: var(--border-color);
}

.schema-gallery .gallery-slides {
  padding-bottom: 60%; /* 16:9 en boy oranı için */
}

.schema-gallery .gallery-slide img {
  cursor: pointer;
  transition: transform 0.3s ease;
}

.schema-gallery .gallery-slide img:hover {
  transform: scale(1.02);
}