/* Genel Ayarlar - Aviyonik / Havacılık Temalı Tasarım */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0b1021; /* Derin uzay mavisi */
    color: #e0e0e0;
    line-height: 1.6;
    max-width: 1090px;
    margin: 0 auto;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(0, 150, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 200, 255, 0.1) 0%, transparent 50%);
    background-attachment: fixed;
}

.container {
    width: 90%;
    max-width: 1090px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Bloklar arası kontrastlı renk değişimi */
.section {
    padding: 80px 0;
}

/* Tek-çift bloklar için alternatif arka plan */
.section:nth-child(odd) {
    background: linear-gradient(135deg, #0f162e 0%, #1a2340 100%);
}

.section:nth-child(even) {
    background: linear-gradient(135deg, #141d38 0%, #0b1021 100%);
}

/* İlk teklif bloğu - Hero */
#ana-teklif {
    min-height: 570px;
    background: linear-gradient(135deg, rgba(10, 20, 50, 0.95), rgba(0, 40, 90, 0.98)),
                url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path fill="%23005588" d="M0 50 L100 30 L100 70 Z"/></svg>') repeat;
    background-size: cover;
    display: flex;
    align-items: center;
    text-align: center;
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

#ana-teklif::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1920 1080" opacity="0.07"><path fill="%2300ccff" d="M0,0 L1920,0 L1920,300 L0,600 Z"/></svg>') center/cover no-repeat;
}

#ana-teklif h1 {
    font-size: 3.8rem;
    margin-bottom: 20px;
    text-shadow: 0 0 30px rgba(0, 200, 255, 0.6);
    letter-spacing: 2px;
}

#ana-teklif p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto 30px;
}

/* Ana buton - Aviyonik tarzda */
.btn {
    display: inline-block;
    padding: 16px 42px;
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    color: #000;
    font-weight: bold;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.2rem;
    transition: all 0.4s ease;
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.4);
    border: 2px solid #00ffff;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: 0.7s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(0, 212, 255, 0.6);
    background: linear-gradient(135deg, #00ffff, #00b8e6);
}

/* Başlıklar */
h2 {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 50px;
    color: #00ccff;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent, #00ccff, transparent);
}

/* Fiyat listesi */
.price-list {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.price-list li {
    background: rgba(0, 200, 255, 0.1);
    padding: 20px 30px;
    margin: 15px 0;
    border-left: 6px solid #00ccff;
    border-radius: 0 8px 8px 0;
    font-size: 1.25rem;
    transition: 0.3s;
}

.price-list li:hover {
    background: rgba(0, 200, 255, 0.2);
    transform: translateX(10px);
}

/* Makale vurgusu */
.section > .container > h2 + p + ol {
    background: rgba(10, 40, 80, 0.6);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid #00ccff;
    box-shadow: 0 0 30px rgba(0, 204, 255, 0.2);
    max-width: 900px;
    margin: 40px auto;
}

.section ol {
    counter-reset: item;
    padding-left: 10px;
}

.section ol li {
    display: block;
    margin: 25px 0;
    padding-left: 10px;
    position: relative;
    font-size: 1.15rem;
}

.section ol li:before {
    content: "0" counter(item) " →";
    counter-increment: item;
    color: #00ffff;
    font-weight: bold;
    margin-right: 15px;
    font-size: 1.3rem;
}

/* Form */
#abonelik-formu {
    background: linear-gradient(135deg, #0a1f40, #0f2b55);
}

form {
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}

form input[type="email"] {
    width: 100%;
    padding: 18px 25px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    margin-bottom: 20px;
    background: rgba(255,255,255,0.1);
    color: #fff;
    border: 2px solid #00ccff;
    transition: 0.3s;
}

form input[type="email"]:focus {
    outline: none;
    box-shadow: 0 0 20px rgba(0, 204, 255, 0.6);
    background: rgba(255,255,255,0.2);
}

form button {
    width: 100%;
    padding: 18px;
    font-size: 1.3rem;
}

/* Yorumlar */
.review {
    background: rgba(0, 200, 255, 0.08);
    padding: 25px;
    margin: 20px 0;
    border-radius: 10px;
    border-left: 4px solid #00aaff;
    font-style: italic;
}

.review strong {
    display: block;
    margin-top: 15px;
    color: #00ccff;
    font-style: normal;
}

/* Ekip */
.team {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    max-width: 900px;
    margin: 0 auto;
}

.member {
    background: rgba(0, 150, 255, 0.12);
    padding: 25px;
    text-align: center;
    border-radius: 12px;
    border: 1px dashed #00ccff;
    transition: 0.3s;
}

.member:hover {
    border: 1px solid #00ffff;
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.3);
}

/* Harita */
iframe {
    border: 2px solid #00ccff;
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(0, 204, 255, 0.3);
}

/* Footer */
.footer {
    background: #050812;
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #00ccff;
}

/* Mobil Uyum */
@media (max-width: 768px) {
    #ana-teklif h1 {
        font-size: 2.8rem;
    }

    h2 {
        font-size: 2.2rem;
    }

    .section {
        padding: 60px 0;
    }

    .price-list li {
        font-size: 1.1rem;
        padding: 18px 20px;
    }

    .btn {
        padding: 14px 30px;
        font-size: 1.1rem;
    }

    #ana-teklif {
        min-height: 480px;
        padding: 60px 20px;
    }
}

@media (max-width: 480px) {
    #ana-teklif h1 {
        font-size: 2.4rem;
    }

    .container {
        padding: 0 15px;
    }
}