@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');

/* Renk Paleti (Form stiliyle aynı) */
:root {
    --primary-color: #3498db;
    --secondary-color: #2980b9;
    --dark-color: #2c3e50;
    --light-color: #ffffff;
    --bg-color: #f4f7f6;
    --text-color: #555;
    --border-color: #dfe6e9;
}

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

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-color);
    background-color: #fdfdfd;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 40px;
}

/* Ana Başlık (Header) */
.main-header {
    background: var(--light-color);
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-color);
}

.btn-nav {
    background: red;
    color: var(--light-color);
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.3s;
}
.btn-nav:hover {
    background: #be2828;
}

/* 1. Hero (Slider) Alanı */
.hero-section {
    height: 60vh;
    min-height: 400px;
    background: url('https://via.placeholder.com/1920x800/2c3e50/ffffff?text=Dur+Yan%C4%B1mda') no-repeat center center/cover;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--light-color);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-content h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn-cta {
    background: red;
    color: var(--light-color);
    padding: 15px 35px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s;
}
.btn-cta:hover {
    background: #be2828;
    transform: translateY(-3px);
}

/* 2. & 5. Bölüm: Hizmet / Neden Biz (Ortak Stil) */
.info-services, .why-us, .testimonials {
    padding: 70px 0;
    background: var(--bg-color);
}
.why-us {
    background: var(--light-color);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.info-card {
    background: var(--light-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    text-align: center;
    transition: transform 0.3s;
}
.info-card:hover {
    transform: translateY(-5px);
}

.info-card i {
    font-size: 2.5rem;
    color: red;
    margin-bottom: 20px;
}

.info-card h3 {
    font-size: 1.4rem;
    color: var(--dark-color);
    margin-bottom: 10px;
}

/* 3. Bölüm: Önemli Bilgilendirme */
.important-note {
    padding: 50px 0;
    background: #f0f8ff; /* Açık mavi arka plan */
}
.note-box {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: var(--light-color);
    padding: 25px;
    border-radius: 8px;
    border-left: 5px solid red;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
.note-box i {
    font-size: 2rem;
    color: red;
    margin-top: 5px;
}
.note-box h3 {
    color: var(--dark-color);
    margin-bottom: 5px;
}

/* 4. Bölüm: Kullanım Alanları */
.usage-areas {
    padding: 70px 0;
    background: var(--bg-color);
}
.usage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
.usage-card {
    background: var(--light-color);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--dark-color);
    transition: all 0.3s;
}
.usage-card:hover {
    transform: translateY(-5px);
    background: red;
    color: var(--light-color);
}
.usage-card:hover i {
    color: var(--light-color);
}
.usage-card i {
    font-size: 1.5rem;
    color: red;
    transition: color 0.3s;
}

/* 6. Bölüm: Rakamlar */
.stats-section {
    padding: 70px 0;
    background: var(--dark-color);
    color: var(--light-color);
}
.stats-section .section-title {
    color: var(--light-color);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    text-align: center;
}
.stat-item h3 {
    font-size: 3rem;
    font-weight: 700;
    color: red;
}
.stat-item p {
    font-size: 1.1rem;
    opacity: 0.9;
}
.stat-item .star {
    color: #f1c40f;
}

/* 7. Bölüm: Müşteri Yorumları */
.testimonials {
    background: var(--bg-color);
}
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.testimonial-card {
    background: var(--light-color);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.testimonial-card p {
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 20px;
}
.author-info {
    text-align: right;
}
.author-info strong {
    color: var(--dark-color);
}
.stars {
    color: #f1c40f;
    font-size: 1.1rem;
}

/* 8. Bölüm: Son Çağrı */
.final-cta {
    padding: 70px 0;
    background: red;
    color: var(--light-color);
    text-align: center;
}
.final-cta h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
}
.final-cta p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}
.final-cta .btn-cta {
    background: var(--light-color);
    color: red;
}
.final-cta .btn-cta:hover {
    background: var(--bg-color);
}

/* Footer */
.main-footer {
    padding: 30px 0;
    background: black;
    color: var(--light-color);
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Mobil Uyum (Responsive) */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    .hero-content p {
        font-size: 1rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .logo {
        font-size: 1.5rem;
    }
    .btn-nav {
        padding: 8px 15px;
        font-size: 0.9rem;
    }
}