/* Genel Ayarlar ve Reset */
:root {
    --primary-color: #3f51b5; /* Mor Mavi */
    --secondary-color: #ff9800; /* Turuncu Vurgu */
    --text-dark: #333;
    --text-light: #fff;
    --bg-light: #f9f9f9;
    --bg-alternate: #f0f0f0;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

/* Kapsayıcı */
.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    overflow: hidden;
    padding: 20px 0;
}

/* Başlık ve CTA (Hero) Bölümü */
.hero {
    background: linear-gradient(135deg, #4456c8, #7a6ac9);
    color: var(--text-light);
    padding: 60px 0 80px;
    text-align: center;
}

.hero .logo {
    font-size: 2.5rem;
    margin-bottom: 5px;
    font-weight: 700;
}

.hero .tagline {
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 300;
    opacity: 0.9;
}

.hero .main-title {
    font-size: 3rem;
    margin-bottom: 30px;
    font-weight: 600;
}

.cta-button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--text-dark);
    padding: 15px 35px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 50px;
    transition: background-color 0.3s, transform 0.3s;
    font-size: 1.1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    background-color: #ffb74d;
    transform: translateY(-2px);
}

/* Seksiyonlar */
.section {
    padding: 60px 0;
}

.section.alternate-bg {
    background-color: var(--bg-alternate);
}

.section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 40px;
}

.subtitle {
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.1rem;
    color: #555;
}

/* Özellikler Grid */
.feature-grid {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}

.feature-card {
    flex-basis: calc(33.333% - 20px);
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.feature-card h4 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 600;
}

/* Nasıl Çalışır (Adımlar) */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.step-card {
    position: relative;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    border-left: 5px solid var(--primary-color);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.04);
}

.step-number {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.step-card h4 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

/* Kıyaslama Tablosu */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.comparison-table th, .comparison-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.comparison-table th {
    background-color: var(--primary-color);
    color: var(--text-light);
    font-weight: 600;
}

.comparison-table tr:nth-child(even) {
    background-color: #f7f7f7;
}

.comparison-table td:first-child {
    font-weight: 600;
    color: var(--primary-color);
}

.highlight-yes {
    color: green;
    font-weight: 700;
}

.highlight-no {
    color: orange;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 25px 0;
    text-align: center;
}

.footer .social-links a {
    color: var(--text-light);
    margin: 0 15px;
    text-decoration: none;
    font-size: 1.1rem;
    transition: opacity 0.3s;
}

.footer .social-links a:hover {
    opacity: 0.8;
}

/* Responsive Tasarım */
@media (max-width: 900px) {
    .feature-card {
        flex-basis: calc(50% - 15px);
        margin-bottom: 20px;
    }
    .steps-grid {
        grid-template-columns: 1fr;
    }
    .hero .main-title {
        font-size: 2rem;
    }
    .feature-card {
        flex-basis: 100%;
    }
    .comparison-table th, .comparison-table td {
        font-size: 0.8rem;
        padding: 10px;
    }
}

/* CTA Düğmesi Animasyonu (Pulse) */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 152, 0, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(255, 152, 0, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 152, 0, 0);
    }
}