/* styles.css - Godiva Muhasebe - Modern & Profesyonel Online Muhasebe Tasarımı */
/* Tüm dış kaynaklar YOK - sadece sistem şriftleri ve yerel stil */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    margin: 0 auto;
    max-width: 1090px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f7fa;
}

/* Blokların kontrastlı ayrımı */
.block {
    margin: 30px auto;
    padding: 50px 40px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.block:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

/* Çift-tek blok kontrastı */
.block:nth-child(odd) {
    background: #ffffff;
    color: #2d3436;
}

.block:nth-child(even) {
    background: #eef2f7;
    color: #2d3436;
}

/* 1. Blok - Hero Offer (en az 470px) */
#teklif {
    min-height: 470px;
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%); /* Derin mavi - güven hissi */
    color: #ffffff !important;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding: 80px 40px;
    position: relative;
    overflow: hidden;
}

#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 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,30 L100,100 L0,100 Z" fill="rgba(255,255,255,0.08)"/></svg>') top right no-repeat;
    background-size: cover;
    pointer-events: none;
}

#teklif h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    font-weight: 700;
}

#teklif p {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 15px auto;
    opacity: 0.95;
}

/* Hero buton */
#teklif .btn {
    display: inline-block;
    margin-top: 30px;
    padding: 16px 40px;
    background: #10b981; /* Canlı yeşil - finansal başarı */
    color: #fff;
    font-weight: 600;
    font-size: 1.2rem;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
    transition: all 0.3s ease;
}

#teklif .btn:hover {
    background: #059669;
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(16, 185, 129, 0.5);
}

/* Genel butonlar */
.btn {
    display: inline-block;
    padding: 14px 32px;
    background: #1e40af;
    color: #fff;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 1.1rem;
}

.btn:hover {
    background: #1e3a8a;
    transform: translateY(-2px);
}

/* Form stil */
#abonelik-formu {
    background: #ffffff;
    border: 2px solid #e0e7ff;
}

#abonelik-formu form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

#abonelik-formu label {
    font-weight: 600;
    color: #1e40af;
}

#abonelik-formu input[type="email"] {
    padding: 16px 20px;
    font-size: 1.1rem;
    border: 2px solid #cbd5e1;
    border-radius: 8px;
    transition: border 0.3s ease;
}

#abonelik-formu input[type="email"]:focus {
    outline: none;
    border-color: #1e40af;
    box-shadow: 0 0 0 4px rgba(30, 64, 175, 0.15);
}

/* Hizmet listesi */
.hizmet-list {
    list-style: none;
    padding: 0;
}

.hizmet-list li {
    padding: 15px 0;
    font-size: 1.2rem;
    border-bottom: 1px dashed #cbd5e1;
}

.hizmet-list li:last-child {
    border-bottom: none;
}

.hizmet-list strong {
    color: #1e40af;
}

/* Makale vurgusu */
.makale {
    background: #ecfdf5;
    padding: 35px;
    border-radius: 12px;
    border-left: 6px solid #10b981;
    margin-top: 40px;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.1);
}

.makale h3 {
    color: #065f46;
    font-size: 1.8rem;
    margin-top: 0;
}

/* Uzmanlar ve yorumlar */
.uzman,
.yorum {
    background: rgba(30, 64, 175, 0.05);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    border-left: 4px solid #1e40af;
}

/* Harita */
#iletisim iframe {
    border-radius: 12px;
    border: none;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

/* Footer */
footer {
    text-align: center;
    padding: 30px;
    background: #1e293b;
    color: #e2e8f0;
    font-size: 0.95rem;
}

/* ========================= MOBİL ========================= */
@media (max-width: 1024px) {
    body {
        padding: 0 15px;
    }

    .block {
        padding: 40px 25px;
        margin: 20px 0;
    }

    #teklif h1 {
        font-size: 2.4rem;
    }
}

@media (max-width: 768px) {
    #teklif {
        min-height: 500px;
        padding: 60px 20px;
    }

    #teklif h1 {
        font-size: 2.2rem;
    }

    #teklif p {
        font-size: 1.1rem;
    }

    #abonelik-formu form {
        padding: 0 10px;
    }

    .makale {
        padding: 25px 20px;
    }

    .hizmet-list li {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    #teklif .btn {
        padding: 14px 30px;
        font-size: 1.1rem;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    #abonelik-formu input[type="email"],
    #abonelik-formu button {
        width: 100%;
    }
}