/* --- 1. DEĞİŞKENLER VE ANA YAPI --- */
:root {
    --primary-orange: #ff9800;
    --dark-bg: #0f0f0f;
    --card-bg: #1a1a1a;
    --text-main: #e0e0e0;
    --text-dim: #999;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.8; /* Ferah satır aralığı */
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main { flex: 1; }

.container { 
    max-width: 900px; margin: 0 auto; padding: 20px; width: 100%; box-sizing: border-box;
}

p { margin-bottom: 25px; }

/* --- 2. HEADER VE NAVİGASYON --- */
.hero { padding: 80px 0 40px; text-align: center; }
.hero h1 { font-size: 3.5rem; color: var(--primary-orange); margin: 0; }
.subtitle { color: var(--text-dim); letter-spacing: 1px; }

.categories { border-bottom: 1px solid #222; padding-bottom: 20px; margin-bottom: 40px; }
.flex-center { display: flex; justify-content: center; gap: 40px; }
.cat-link { text-decoration: none; color: var(--primary-orange); font-weight: bold; text-transform: uppercase; font-size: 0.9rem; }

/* --- 3. KARTLI YAPI (Giriş ve Kategori Sayfaları) --- */
.section-title { margin-bottom: 30px; font-size: 1.5rem; border-left: 4px solid var(--primary-orange); padding-left: 15px; }
.project-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; }

.card { 
    background: var(--card-bg); 
    padding: 30px; 
    border-radius: 12px; 
    border: 1px solid #333; 
    transition: 0.3s; 
    position: relative; /* Tarihin hizalanması için gerekli */
    display: block; 
    text-decoration: none;
}

.card:hover { border-color: var(--primary-orange); transform: translateY(-5px); }

/* TARİHİ SAĞA SABİTLEME */
.card-date { 
    position: absolute;
    top: 30px;    /* Kartın iç boşluğuyla hizalı */
    right: 30px;  /* EN SAĞA SABİTLENDİ */
    font-size: 0.75rem; 
    color: var(--text-dim); 
    font-family: 'Courier New', monospace;
    margin: 0;
}

.card-tag { font-size: 0.75rem; color: var(--primary-orange); font-weight: bold; display: block; margin-bottom: 10px; }
.card h3 { margin: 10px 0; font-size: 1.3rem; color: var(--text-main); line-height: 1.3; }
.card p { color: var(--text-dim); font-size: 0.95rem; line-height: 1.6; margin-bottom: 15px; }

/* --- 4. DETAY SAYFASI DÜZENİ --- */
.article-header { padding: 60px 0 30px; border-bottom: 1px solid #333; margin-bottom: 40px; }

.back-link {
    text-decoration: none; color: var(--primary-orange);
    font-weight: 600; display: inline-block; margin-bottom: 35px;
}

.article-meta { font-size: 0.9rem; color: var(--text-dim); margin-bottom: 15px; display: flex; gap: 20px; align-items: center; }
.meta-tag { color: var(--primary-orange); font-weight: 700; text-transform: uppercase; background: rgba(255, 152, 0, 0.1); padding: 4px 12px; border-radius: 4px; }

.article-hashtags { margin-top: 20px; font-size: 0.85rem; color: #666; font-family: 'Courier New', monospace; }

/* Hata Kartları */
.mistakes-grid { display: grid; gap: 20px; margin-top: 30px; }
.mistake-card { border-radius: 12px; overflow: hidden; border: 1px solid #333; margin-bottom: 15px; }
.mistake-problem { background-color: var(--dark-bg); padding: 20px; border-bottom: 1px solid #222; }
.mistake-solution { background-color: var(--card-bg); padding: 20px; color: #ccc; }
.problem-icon { color: #e74c3c; margin-right: 10px; }
.solution-icon { color: var(--primary-orange); margin-right: 10px; }

/* Kazanımlar Listesi */
.takeaways-list { list-style: none; padding-left: 0; }
.takeaways-list li { position: relative; padding-left: 35px; margin-bottom: 15px; }
.takeaways-list li::before {
    content: '\f058'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
    position: absolute; left: 0; color: var(--primary-orange);
}

.result-card { background: linear-gradient(145deg, var(--card-bg), #222); padding: 30px; border-radius: 12px; border-left: 5px solid var(--primary-orange); margin-top: 40px; }

/* --- 5. FOOTER --- */
footer { border-top: 1px solid #222; padding: 30px 0; margin-top: auto; }
footer .container { text-align: left; }
footer p { margin: 0; color: #444; font-size: 0.85rem; }

/* --- 6. EKSTRALAR --- */
.progress-container { width: 100%; height: 4px; background: #222; position: fixed; top: 0; left: 0; z-index: 100; }
.progress-bar { height: 4px; background: var(--primary-orange); width: 0%; transition: width 0.1s; }

/* KÜÇÜK VE BEYAZ FONT BUTON STİLİ */
.read-more {
    background-color: var(--primary-orange);
    color: #ffffff !important;
    padding: 6px 14px;
    border-radius: 8px;
    text-decoration: none;
    display: inline-block;
    margin-top: 10px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: none;
}

.read-more:hover {
    background-color: #e68a00;
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.3);
}

@media (max-width: 600px) { 
    .project-grid { grid-template-columns: 1fr; } 
    .card-date { position: static; margin-bottom: 10px; } /* Mobilde tarih üste çıkar */
}