/* --- GENEL STİLLER & KURUMSAL RENKLER --- */
:root {
    --brand-yellow: #ffb400;
    --brand-yellow-hover: #e09d00;
    --brand-dark: #121212;
    --brand-gray: #f8f9fa;
}

body {
    background-color: var(--brand-gray);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
main {
    flex: 1;
}

/* --- ÜST BİLGİ VE GÜVENCE BANDI --- */
.banner-top {
    background: var(--brand-dark);
    color: var(--brand-yellow);
    padding: 8px;
    font-size: 13px;
    text-align: center;
    font-weight: 600;
    border-bottom: 2px solid var(--brand-yellow);
}

/* --- HEADER / NAVBAR (Logo Odaklı) --- */
.navbar {
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    padding-top: 10px;
    padding-bottom: 10px;
}
.navbar-brand img {
    height: 42px;
    width: auto;
    object-fit: contain;
}
.nav-link {
    color: #333 !important;
    font-weight: 600;
    font-size: 14.5px;
    padding-left: 12px !important;
    padding-right: 12px !important;
    transition: color 0.2s;
}
.nav-link:hover {
    color: var(--brand-yellow-hover) !important;
}

/* Sağ Üst Butonlar */
.btn-musteri-giris {
    border: 2px solid var(--brand-dark);
    color: var(--brand-dark);
    font-weight: 700;
    font-size: 13.5px;
    border-radius: 6px;
    padding: 7px 16px;
    background: transparent;
    transition: all 0.2s;
}
.btn-musteri-giris:hover {
    background: var(--brand-dark);
    color: #fff;
}
.btn-bayi-ol {
    background-color: var(--brand-yellow);
    border: 2px solid var(--brand-yellow);
    color: var(--brand-dark);
    font-weight: 700;
    font-size: 13.5px;
    border-radius: 6px;
    padding: 7px 16px;
    transition: all 0.2s;
}
.btn-bayi-ol:hover {
    background-color: var(--brand-yellow-hover);
    border-color: var(--brand-yellow-hover);
    color: var(--brand-dark);
}

/* --- HERO ALANI VE KEŞİF BARI --- */
.hero { 
    background: linear-gradient(135deg, #121212, #1e1e1e); 
    color: white; 
    padding: 50px 0 65px 0; 
    border-bottom: 4px solid var(--brand-yellow);
}
.hero h1 {
    font-size: 2.3rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: #fff;
}
.hero h1 span {
    color: var(--brand-yellow);
}
.hero p.lead {
    font-size: 1rem;
    opacity: 0.9;
    max-width: 750px;
    margin: 0 auto 25px auto;
}

/* Keşif Barı Kutusu */
.search-bar-box { 
    background: rgba(255, 255, 255, 0.08); 
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 10px; 
    padding: 15px; 
    box-shadow: 0 15px 35px rgba(0,0,0,0.4); 
    max-width: 950px;
    margin: 0 auto;
}
.search-bar-box .form-select {
    border-radius: 6px;
    border: none;
    padding: 11px 12px;
    font-size: 13.5px;
    font-weight: 500;
    color: #333;
    height: 45px;
}
.search-bar-box .label-text {
    color: var(--brand-yellow);
    font-weight: 700;
    font-size: 14px;
    white-space: nowrap;
}
.btn-kesif-iste {
    background-color: var(--brand-yellow);
    border: none;
    color: var(--brand-dark);
    font-weight: 800;
    border-radius: 6px;
    padding: 11px;
    font-size: 13.5px;
    height: 45px;
    transition: background 0.2s;
}
.btn-kesif-iste:hover { 
    background-color: var(--brand-yellow-hover); 
    color: var(--brand-dark); 
}

/* --- NASIL ÇALIŞIR KARTLARI --- */
.step-card {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 8px;
    padding: 18px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    height: 100%;
    text-align: center;
    transition: transform 0.2s;
}
.step-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.05);
}
.step-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

/* --- HARİTA VE TEŞVİK KARTI --- */
.teşvik-card {
    background: #fff;
    border: 2px dashed var(--brand-yellow);
    border-radius: 8px;
    padding: 20px;
}

/* --- FOOTER (Profesyonel Kurumsal Görünüm) --- */
footer {
    background-color: var(--brand-dark);
    color: #fff;
    padding-top: 45px;
    padding-bottom: 25px;
    font-size: 14px;
    border-top: 4px solid var(--brand-yellow);
}
footer h5, footer h6 {
    color: var(--brand-yellow);
}
footer a {
    text-decoration: none;
    color: #b0b0b0;
    transition: color 0.2s;
}
footer a:hover {
    color: var(--brand-yellow);
}