/* ================================
   GENEL STİL - Karanlık Tema ve Geçişler
================================== */
body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #121212;
    color: #e0e0e0;
    transition: background 0.3s ease, color 0.3s ease;
}

/* ================================
   NAVBAR - Parlak ve Minimal
================================== */
.navbar {
    padding: 1rem 2rem;
    background: transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: bold;
    color: #ffffff !important;
    text-decoration: none;
    letter-spacing: 1px;
}

.navbar-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin-left: 1.5rem;
}

.nav-link {
    color: #ffffff !important;
    text-decoration: none;
    font-size: 1rem;
    position: relative;
}

.nav-link::after {
    content: "";
    display: block;
    width: 0;
    height: 2px;
    background: #ffffff;
    transition: width 0.3s;
    margin-top: 4px;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    opacity: 0.8;
}

/* Giriş Yap Butonu */
.btn-light {
    background-color: #ffffff;
    color: #000000;
    border-radius: 50px;
    padding: 0.5rem 1.5rem;
    border: none;
    box-shadow: 0 0 10px rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.btn-light:hover {
    background-color: #ffffff;
    box-shadow: 0 0 20px rgba(255,255,255,0.6), 0 0 40px rgba(255,255,255,0.3);
    color: #000000;
}

/* ================================
   HERO ALANI - Işıltılı ve Merkezi
================================== */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: radial-gradient(ellipse at center, #000000 0%, #121212 100%);
    overflow: hidden;
}

.hero-section::after {
    content: "";
    position: absolute;
    bottom: -100px;
    left: 0;
    width: 100%;
    height: 200px;
    background: linear-gradient(to top, #121212 0%, transparent 100%);
    z-index: 1;
}

.hero-section h1,
.hero-section p,
.hero-section button {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: #ffffff;
    text-shadow: 0 0 10px rgba(255,255,255,0.2);
}

.hero-section p {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    color: #bbbbbb;
}

/* Keşfet Butonu */
.custom-discover-btn,
.btn-primary {
    background-color: #ffffff;
    color: #000000;
    border: none;
    border-radius: 50px;
    padding: 0.75rem 2.5rem;
    font-size: 1.1rem;
    box-shadow: 0 0 10px rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.custom-discover-btn:hover,
.btn-primary:hover {
    background-color: #ffffff;
    box-shadow: 0 0 30px rgba(255,255,255,0.7), 0 0 60px rgba(255,255,255,0.3);
    color: #000000;
}

/* ================================
   ÖZELLİKLER BÖLÜMÜ - Hero ile Uyumlu Tam Siyah Arka Plan
================================== */
#features {
    background-color: #000000;
    color: #e0e0e0;
    padding-top: 5rem;
    padding-bottom: 5rem;
}

/* ================================
   KARTLAR - Hero ile Uyumlu, Parlak Köşe ve İkonlu
================================== */
.card {
    background-color: #000000;
    color: #e0e0e0;
    border: 2px solid #1a1a1a;
    border-radius: 16px;
    padding: 2rem 1.5rem;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.card:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: rgba(255, 255, 255, 0.7);
    box-shadow:
        0 0 20px rgba(255, 255, 255, 0.4),
        0 0 40px rgba(255, 255, 255, 0.4),
        0 0 60px rgba(255, 255, 255, 0.3),
        0 0 80px rgba(255, 255, 255, 0.2),
        0 0 100px rgba(255, 255, 255, 0.1);
}

.card-body {
    text-align: center;
    position: relative;
    z-index: 2;
}

.card-body i {
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
    display: inline-block;
    transition: transform 0.3s ease, color 0.3s ease;
}

.card:hover i {
    transform: scale(1.2);
    color: #bbbbbb;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.card-text {
    font-size: 1rem;
    color: #bbbbbb;
}

/* ================================
   SEKSİYONLAR - Genel Alanlar
================================== */
.section-light {
    background-color: #1a1a1a;
    color: #e0e0e0;
}

.section-dark {
    background-color: #101010;
    color: #ccc;
}

/* ================================
   PROGRESS BAR - Öne Çıkan
================================== */
.progress {
    background-color: #2c2c2c;
}

.progress-bar {
    background-color: #4caf50 !important;
}

/* ================================
   CAROUSEL - Karanlık Filtreli
================================== */
.carousel-inner {
    border-radius: 10px;
}

.carousel-inner img {
    filter: brightness(0.8);
}

/* ================================
   FOOTER - Karanlık ve Temiz
================================== */
.custom-footer {
    background-color: #121212;
    color: #ffffff;
    padding-top: 3rem;
}

.custom-footer h4,
.custom-footer h6,
.custom-footer p,
.custom-footer a {
    color: #ffffff;
    transition: color 0.3s ease;
}

.footer-link {
    text-decoration: none;
    transition: 0.3s ease;
}

.footer-link:hover {
    text-decoration: underline;
    opacity: 0.9;
}

/* ================================
   OTP Doğrulama Sayfası Stilleri
================================== */
.otp-container {
    background-color: #000000; /* Tamamen siyah arka plan */
    color: #e0e0e0;
}

.otp-card {
    background-color: #1a1a1a; /* Koyu gri kart arka planı */
    border: 2px solid #333333;
    border-radius: 16px;
    max-width: 450px; /* Biraz daha geniş kart */
    width: 90%; /* Responsive genişlik */
    padding: 3rem; /* İç boşluğu artır */
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.7), 0 0 60px rgba(0, 0, 0, 0.4); /* Derin gölge */
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.otp-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.8), 0 0 80px rgba(0, 0, 0, 0.5);
}

.otp-card h4 {
    color: #ffffff; /* Başlık beyaz */
    font-weight: bold;
}

.otp-card p.text-muted {
    color: #bbbbbb !important; /* Açıklama metni daha açık gri */
}

.otp-input {
    background-color: #2c2c2c; /* Input kutusu koyu gri */
    border: 2px solid #555555;
    color: #ffffff; /* Input metni beyaz */
    font-size: 1.5rem; /* Daha büyük font */
    padding: 1rem 0.5rem; /* İç boşluk */
    letter-spacing: 0.5em; /* Karakterler arası boşluk */
    border-radius: 10px; /* Hafif yuvarlak köşeler */
    transition: all 0.3s ease;
}

.otp-input::placeholder {
    color: #888888; /* Placeholder rengi */
    opacity: 0.7;
}

.otp-input:focus {
    background-color: #3a3a3a; /* Focus'ta biraz daha koyu */
    border-color: #ffffff; /* Focus'ta beyaz kenarlık */
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.btn-verify {
    background-color: #ffffff; /* Buton beyaz */
    color: #000000; /* Buton yazısı siyah */
    border: none;
    font-weight: bold;
    padding: 0.75rem 1.5rem;
    font-size: 1.1rem;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.btn-verify:hover {
    background-color: #f0f0f0; /* Hover'da hafif gri */
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.6), 0 0 40px rgba(255, 255, 255, 0.3);
    color: #000000;
    transform: translateY(-2px);
}

/* ================================
   İletişim Sayfası Stilleri - Modern ve Karanlık Uyumlu
================================== */
.contact-section {
    min-height: 100vh; /* Sayfa yüksekliğine yay */
    display: flex;
    align-items: center;
    background: radial-gradient(ellipse at center, #0a0a0a 0%, #000000 100%); /* Hafif gradient arka plan */
    padding: 80px 0; /* Üstten ve alttan boşluk */
}

.contact-card {
    background-color: #1a1a1a; /* Koyu gri kart arka planı */
    border-radius: 20px; /* Daha yuvarlak köşeler */
    overflow: hidden; /* İçerik taşmasını engelle */
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7), 0 0 80px rgba(0, 0, 0, 0.4); /* Derin gölge */
    display: flex; /* İçindeki sütunları hizala */
    flex-wrap: wrap; /* Küçük ekranlarda alta geçiş */
}

/* Sol Bilgi Sütunu */
.contact-info-col {
    background: linear-gradient(135deg, #0d0d0d, #1a1a1a); /* Hafif gradient */
    color: #e0e0e0;
    padding: 40px;
    border-right: 1px solid #222222; /* Ayırıcı çizgi */
}

.contact-info-col h2 {
    color: #ffffff;
    font-size: 2.5rem;
    letter-spacing: 0.5px;
}

.contact-info-col p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #bbbbbb;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: #e0e0e0;
}

.info-item i {
    font-size: 1.3rem;
    color: #ffffff; /* İkonlar beyaz */
    width: 30px; /* İkonların hizalaması için sabit genişlik */
    text-align: center;
}

.social-links {
    margin-top: 40px;
}

.social-icon {
    color: #ffffff;
    font-size: 1.8rem;
    margin-right: 20px;
    transition: transform 0.3s ease, color 0.3s ease;
}

.social-icon:hover {
    color: #bbbbbb;
    transform: translateY(-5px) scale(1.1);
}

/* Sağ Form Sütunu */
.contact-form-col {
    background-color: #121212; /* Form alanı daha koyu */
    padding: 40px;
    color: #e0e0e0;
}

.contact-form-col h3 {
    color: #ffffff;
    font-size: 2rem;
    margin-bottom: 30px;
}

.contact-form .form-label {
    color: #bbbbbb; /* Label rengi */
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.contact-form .form-control {
    background-color: #2c2c2c; /* Input arka planı koyu gri */
    border: 1px solid #444444;
    color: #ffffff; /* Input metin rengi beyaz */
    padding: 0.85rem 1.25rem;
    border-radius: 10px; /* Hafif yuvarlak köşeler */
    transition: all 0.3s ease;
}

.contact-form .form-control::placeholder {
    color: #888888; /* Placeholder rengi */
    opacity: 0.8;
}

.contact-form .form-control:focus {
    background-color: #3a3a3a;
    border-color: #ffffff; /* Focus'ta beyaz kenarlık */
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
    color: #ffffff; /* Focus'ta da metin rengi beyaz kalsın */
}

/* Gönder Butonu */
.btn-submit-message {
    background-color: #ffffff; /* Beyaz buton */
    color: #000000; /* Siyah metin */
    border: none;
    font-weight: bold;
    padding: 0.9rem 2rem;
    font-size: 1.15rem;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2); /* Parlak gölge */
    transition: all 0.3s ease;
}

.btn-submit-message:hover {
    background-color: #f0f0f0;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.7), 0 0 60px rgba(255, 255, 255, 0.3);
    color: #000000;
    transform: translateY(-3px); /* Hafif yukarı kalkma */
}

/* Responsive Düzenlemeler */
@media (max-width: 767.98px) {
    .contact-card {
        flex-direction: column; /* Küçük ekranlarda sütunları dikey yap */
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6); /* Daha az derin gölge */
    }

    .contact-info-col {
        border-right: none; /* Yan çizgiyi kaldır */
        border-bottom: 1px solid #222222; /* Alta çizgi ekle */
        padding-bottom: 30px;
    }

    .contact-form-col {
        padding-top: 30px;
    }

    .contact-info-col h2 {
        font-size: 2rem;
        text-align: center;
    }

    .contact-info-col p {
        text-align: center;
    }

    .info-item {
        justify-content: center; /* Ortala */
        text-align: center;
        font-size: 1rem;
    }

    .social-links {
        text-align: center;
        margin-top: 30px;
    }

    .social-icon {
        font-size: 1.5rem;
        margin: 0 10px;
    }

    .contact-form-col h3 {
        font-size: 1.8rem;
        text-align: center;
    }
}

/* ================================
   CHAT SAYFASI ÖZEL STİLLERİ
   Premium Siyah & Animasyonlu
================================== */

/* Ana Chat Yapısı */
.main-container {
    display: flex;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background: #000000;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: #000000;
    display: flex;
    flex-direction: column;
    padding: 20px;
    border-right: 2px solid #111;
    transform: translateX(-100%);
    position: absolute;
    height: 100%;
    z-index: 10;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.sidebar.active {
    transform: translateX(0);
    box-shadow: 5px 0 15px rgba(255, 255, 255, 0.1);
}

/* İç Sidebar Kapatma Butonu */
.inside-sidebar-toggle {
    align-self: flex-end;
    background: none;
    color: #fff;
    border: none;
    font-size: 1.3rem !important;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.inside-sidebar-toggle:hover {
    transform: rotate(90deg);
}

/* Sidebar Diğer İçerikler */
.sidebar-header h3 {
    color: #ffffff;
    margin-bottom: 20px;
    border-bottom: 2px solid #111;
    padding-bottom: 10px;
}

.sessions-list {
    flex-grow: 1;
    overflow-y: auto;
}

.session-item {
    padding: 12px 18px;
    margin-bottom: 12px;
    background: #0a0a0a;
    border-radius: 12px;
    cursor: pointer;
    color: #e0e0e0;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.session-item.active,
.session-item:hover {
    background: #222;
    transform: scale(1.02);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

.session-item.new-session {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    font-weight: 600;
    justify-content: center;
    gap: 8px;
}

.session-item.new-session:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: scale(1.05);
}

.session-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.delete-session-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #888;
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    font-size: 11px;
    margin-left: 8px;
    flex-shrink: 0;
}

.session-item:hover .delete-session-btn {
    opacity: 1;
}

.delete-session-btn:hover {
    background: rgba(255, 0, 0, 0.2);
    color: #ff4444;
    transform: scale(1.1);
}

/* Chat Wrapper */
.chat-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: #000000;
}

/* Chat Header */
.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 25px;
    background: #0a0a0a;
    border-bottom: 2px solid #111;
    position: relative;
}

.chat-title {
    color: #ffffff;
    font-size: 1.4rem !important;
    margin: 0;
    letter-spacing: 1px;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.clear-chat-btn {
    background: transparent;
    border: none;
    color: #888;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 8px;
    border-radius: 8px;
}

.clear-chat-btn:hover {
    color: #ff4444;
    background: rgba(255, 68, 68, 0.1);
    transform: scale(1.1);
}

.sidebar-toggle {
    background: none;
    color: #ffffff;
    border: none;
    font-size: 1.3rem !important;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.sidebar-toggle:hover {
    transform: rotate(90deg);
}

/* Profile Dropdown */
.profile-dropdown .btn {
    color: #ffffff;
    border: none;
    background: none;
}

.dropdown-menu {
    background: #0a0a0a;
    border: none;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.dropdown-item {
    color: #e0e0e0;
    transition: background 0.3s ease;
}

.dropdown-item:hover {
    background: #222;
}

/* Chat Messages */
.chat-messages {
    flex-grow: 1;
    padding: 25px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: linear-gradient(135deg, #000000, #0a0a0a);
}

/* Mesajlar */
.message {
    padding: 12px 18px;
    border-radius: 16px;
    max-width: 70%;
    word-break: break-word;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Kullanıcı Mesajı - Beyaz */
.user-message {
    align-self: flex-end;
    background: #ffffff;
    color: #000;
}

/* AI Mesajı */
.ai-message {
    background: none !important;
    padding: 0 !important;
    border: none !important;
    box-shadow: none !important;
    align-self: flex-start;
    max-width: 70%;
}

/* AI Mesaj Container */
.ai-message-container {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    width: 100%;
}

.ai-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
    font-size: 18px;
}

.ai-content {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 14px 18px;
    position: relative;
    transition: all 0.3s ease;
}

.ai-content:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.message-content {
    color: #e0e0e0;
    line-height: 1.6;
}

.message-content p {
    margin: 0.5em 0;
}

.message-content p:first-child {
    margin-top: 0;
}

.message-content p:last-child {
    margin-bottom: 0;
}

.message-content h1, .message-content h2, .message-content h3 {
    color: #ffffff;
    margin: 1em 0 0.5em 0;
}

.message-content h1 {
    font-size: 1.5em;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 0.3em;
}

.message-content h2 {
    font-size: 1.3em;
}

.message-content h3 {
    font-size: 1.1em;
}

.message-content code {
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: #ffd700;
}

.message-content pre {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 12px;
    overflow-x: auto;
    margin: 1em 0;
}

.message-content pre code {
    background: none;
    padding: 0;
    color: #e0e0e0;
    font-size: 0.85em;
}

.message-content ul, .message-content ol {
    margin: 0.5em 0;
    padding-left: 1.5em;
}

.message-content li {
    margin: 0.3em 0;
}

.message-content a {
    color: #667eea;
    text-decoration: none;
    border-bottom: 1px solid rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.message-content a:hover {
    color: #764ba2;
    border-bottom-color: rgba(118, 75, 162, 0.5);
}

.copy-message-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #888;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    font-size: 12px;
}

.ai-content:hover .copy-message-btn {
    opacity: 1;
}

.copy-message-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    transform: scale(1.1);
}

/* Chat Input Alanı - Tüm Arka Plan ve Sınırlar Kaldırıldı */
.chat-input-area {
    padding: 15px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}

/* Tamamen Şeffaf ve Parlak Çerçeveli Input Bar */
.custom-input-group {
    display: flex;
    align-items: center;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    overflow: hidden;
    background: transparent !important;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.4); /* DAİMA BELİRGİN */
    width: 80%;
    height: 60px;
    transition: box-shadow 0.3s ease, border 0.3s ease;
}

/* Hoverda Daha Güçlü Parlama */
.custom-input-group:hover {
    box-shadow: 0 0 25px rgba(255, 255, 255, 0.7);
    border: 2px solid rgba(255, 255, 255, 0.6);
}

/* Input Alanı - Tam Şeffaf ve Beyaz Yazı */
.custom-input-group input {
    flex-grow: 1;
    border: none;
    padding: 12px 18px;
    background: transparent !important;
    color: #ffffff !important;
    outline: none;
    box-shadow: none !important;
}

/* Placeholder - Beyaz Renkli ve Görünür */
.custom-input-group input::placeholder {
    color: #ffffff !important;
    opacity: 1;
}

/* Gönder Butonu - Şeffaf Arka Plan ve Beyaz Renkli */
.custom-input-group .send-btn {
    background: transparent !important;
    border: none;
    color: #ffffff !important;
    padding: 12px 18px;
    cursor: pointer;
    transition: all 0.3s ease;
}

/* Gönder Butonu Hover Efekti */
.custom-input-group .send-btn:hover {
    color: #dddddd !important;
    transform: scale(1.1);
}

/* Typing Indicator */
.typing-indicator {
    display: none;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

.typing-indicator span {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #888;
    border-radius: 50%;
    animation: blink 1s infinite alternate;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}
.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

/* Scrollbar Stil (Tüm Sayfa ve Mesaj Alanı İçin) */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: #555; /* Koyu tema için */
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: #888;
}

@keyframes blink {
    from { opacity: 0.2; transform: scale(1); }
    to { opacity: 1; transform: scale(1.3); }
}

/* ==== MASAÜSTÜ CHAT SHRINK ANİMASYONU ==== */
.chat-wrapper.shrinked {
    transform: translateX(260px) scale(0.92);
    filter: blur(1px);
    border-radius: 15px;
    transition: all 0.35s ease;
}

/* Sidebar açıkken arka planı karart */
.chat-dim {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(2px);
    z-index: 5;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.chat-dim.active {
    opacity: 1;
    pointer-events: auto;
}

/* ==== MOBİLDE NORMAL MENU GİBİ DAVRANSIN ==== */
@media (max-width: 768px) {
    .chat-wrapper.shrinked {
        transform: none !important;
        scale: 1 !important;
        filter: none !important;
        border-radius: 0 !important;
    }

    /* Mobilde chat kararması daha belirgin olsun */
    .chat-dim.active {
        background: rgba(0,0,0,0.65);
    }
}


/* ================================
   RESPONSIVE
================================== */
@media (max-width: 768px) {
    .navbar-nav {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-item {
        margin-left: 0;
        margin-top: 0.5rem;
    }

    .hero-section h1 {
        font-size: 2.2rem;
    }

    .hero-section p {
        font-size: 1rem;
    }

    .sidebar {
        transform: translateX(-100%);
        position: absolute;
        height: 100%;
        z-index: 10;
    }

    .sidebar.active {
        transform: translateX(0);
    }
    .otp-card {
        padding: 2rem; /* Küçük ekranlarda iç boşluğu azalt */
    }

    .otp-input {
        font-size: 1.2rem; /* Küçük ekranlarda font boyutunu küçült */
        letter-spacing: 0.3em;
    }

    .btn-verify {
        font-size: 1rem;
        padding: 0.6rem 1.2rem;
    }
}

/* ================================
   ŞİFREMİ UNUTTUM SAYFASI STİLLERİ
================================== */
.forgot-password-body {
    /* Genel body stilini korur, ancak bu sınıfın atanmasıyla sayfanın layout'unu belirler */
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #000000; /* Koyu arka plan */
    color: #e0e0e0; /* Açık metin */
}

/* forgotten-password sayfasındaki input ve buton stilleri için
   reset-password sayfasının .form-group ve .reset-container button stillerini kullanabiliriz,
   çünkü .reset-container sınıfını yeniden kullanıyoruz.
   Sadece e-posta input'u için tip belirteci yok, genel input stilini kapsayabilir.
*/
.form-group input[type="email"] { /* Email input için özel stil */
    width: calc(100% - 24px);
    padding: 12px;
    background-color: #2c2c2c;
    border: 2px solid #555555;
    border-radius: 10px;
    font-size: 1rem;
    color: #ffffff;
    transition: all 0.3s ease;
}

.form-group input[type="email"]:focus {
    background-color: #3a3a3a;
    border-color: #ffffff;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
    outline: none;
}

/* Placeholder rengi */
.form-group input::placeholder {
    color: #888888;
    opacity: 0.7;
}

/* Responsive Düzenlemeler - Şifremi Unuttum Sayfası için */
@media (max-width: 576px) {
    .forgot-password-body .reset-container {
        padding: 25px; /* Küçük ekranlarda padding azaltıldı */
        border-radius: 10px;
    }
    .forgot-password-body .reset-container h2 {
        font-size: 1.8rem;
        margin-bottom: 20px;
    }
    .forgot-password-body .form-group label {
        font-size: 1rem;
    }
    .forgot-password-body .form-group input[type="email"] {
        padding: 10px;
        font-size: 0.95rem;
    }
    .forgot-password-body .reset-container button {
        padding: 12px 20px;
        font-size: 1rem;
    }
}

/* ================================
   ŞİFRE SIFIRLAMA SAYFASI STİLLERİ
================================== */
/* Body için özel stil */
.reset-page-body {
    background-color: #000000; /* Koyu arka plan */
    color: #e0e0e0; /* Açık metin */
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.reset-container {
    background-color: #1a1a1a; /* Koyu gri kart arka planı */
    padding: 35px; /* Biraz daha fazla padding */
    border-radius: 15px; /* Daha yuvarlak köşeler */
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 0, 0, 0.2); /* Daha derin gölge */
    width: 90%; /* Responsive genişlik */
    max-width: 450px; /* Maksimum genişlik biraz artırıldı */
    text-align: center;
    border: 1px solid #333; /* Hafif bir kenarlık */
}
.reset-container h2 {
    color: #ffffff; /* Başlık beyaz */
    margin-bottom: 30px; /* Başlık alt boşluğu artırıldı */
    font-size: 2rem; /* Başlık boyutu artırıldı */
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.1);
}
.form-group {
    margin-bottom: 25px; /* Grup boşluğu artırıldı */
    text-align: left;
}
.form-group label {
    display: block;
    margin-bottom: 10px; /* Label alt boşluğu artırıldı */
    font-weight: bold;
    color: #bbbbbb; /* Label rengi */
    font-size: 1.05rem;
}
.form-group input[type="password"] {
    width: calc(100% - 24px); /* Padding ve border dahil genişlik */
    padding: 12px;
    background-color: #2c2c2c; /* Input arka planı koyu gri */
    border: 2px solid #555555; /* Daha belirgin kenarlık */
    border-radius: 10px; /* Daha yuvarlak köşeler */
    font-size: 1rem;
    color: #ffffff; /* Input metni beyaz */
    transition: all 0.3s ease;
}
.form-group input[type="password"]:focus {
    background-color: #3a3a3a;
    border-color: #ffffff; /* Focus'ta beyaz kenarlık */
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3); /* Parlak gölge */
    outline: none;
}
.reset-container button { /* Sadece bu sayfadaki butonlar için */
    background-color: #ffffff; /* Beyaz buton */
    color: #000000; /* Siyah metin */
    padding: 15px 30px; /* Daha büyük padding */
    border: none;
    border-radius: 10px; /* Daha yuvarlak köşeler */
    font-size: 1.1rem; /* Font boyutu biraz büyütüldü */
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.2); /* Parlak gölge */
}
.reset-container button:hover {
    background-color: #f0f0f0; /* Hover'da hafif gri */
    box-shadow: 0 0 25px rgba(255, 255, 255, 0.7), 0 0 50px rgba(255, 255, 255, 0.3); /* Daha güçlü parlam */
    transform: translateY(-2px); /* Hafif yukarı kalkma */
}
#message {
    margin-top: 25px; /* Üst boşluk artırıldı */
    padding: 15px; /* Padding artırıldı */
    border-radius: 10px; /* Yuvarlak köşeler */
    display: none;
    font-weight: bold;
}
#message.success {
    background-color: #3a473d; /* Koyu yeşil arka plan */
    color: #90ee90; /* Açık yeşil metin */
    border: 1px solid #28a745;
}
#message.error {
    background-color: #4a3d3d; /* Koyu kırmızı arka plan */
    color: #ffbaba; /* Açık kırmızı metin */
    border: 1px solid #dc3545;
}

/* Responsive Düzenlemeler - Şifre Sıfırlama Sayfası için */
@media (max-width: 576px) {
    .reset-container {
        padding: 25px; /* Küçük ekranlarda padding azaltıldı */
        border-radius: 10px; /* Köşeler küçültüldü */
    }
    .reset-container h2 {
        font-size: 1.8rem; /* Başlık boyutu küçültüldü */
        margin-bottom: 20px;
    }
    .form-group label {
        font-size: 1rem;
    }
    .form-group input[type="password"] {
        padding: 10px;
        font-size: 0.95rem;
    }
    .reset-container button {
        padding: 12px 20px;
        font-size: 1rem;
    }
    #message {
        padding: 12px;
        font-size: 0.9rem;
    }
}