/* Reset ve Temel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Stilleri */
header {
    background-color: #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo img {
    height: 70px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: #666;
    font-weight: 500;
    transition: color 0.3s ease;
    padding-bottom: 4px;
}

nav a:hover,
nav a.active {
    color: #3B82F6;
    border-bottom: 2px solid #3B82F6;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #333;
}

.mobile-nav {
    display: none;
}

/* Hero Section */
.hero-section {
    background-image: url('https://readdy.ai/api/search-image?query=Modern%20technology%20office%20space%20with%20blue%20and%20white%20color%20scheme%2C%20clean%20and%20minimalist%20design%2C%20soft%20lighting%2C%20computer%20workstations%2C%20glass%20partitions%2C%20and%20a%20professional%20atmosphere.%20The%20left%20side%20has%20a%20clean%20gradient%20from%20white%20to%20light%20blue%20for%20text%20placement%2C%20while%20the%20right%20shows%20modern%20technology%20and%20office%20environment&width=1920&height=800&seq=hero1&orientation=landscape');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    padding: 6rem 0;
    color: white;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.7) 50%, rgba(255, 255, 255, 0.3) 100%);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1a202c;
}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 800px;
    line-height: 1.8;
    color: #374151;
}

.btn-primary {
    display: inline-block;
    background-color: #3B82F6;
    color: #ffffff;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* Section Stilleri */
section {
    padding: 4rem 0;
}

.section-white {
    background-color: #ffffff;
}

.section-gray {
    background-color: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1a202c;
}

.section-subtitle {
    text-align: center;
    color: #666;
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.125rem;
}

/* Grid Sistemleri */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Card Stilleri */
.card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1a202c;
}

.card-text {
    color: #666;
    line-height: 1.6;
}

/* Değerler Bölümü */
.values-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.value-tag {
    background-color: #f1f5f9;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-size: 0.9375rem;
    color: #475569;
    transition: all 0.3s ease;
}

.value-tag:hover {
    background-color: #3B82F6;
    color: white;
}

/* Özellikler Bölümü */
.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.feature-icon {
    width: 64px;
    height: 64px;
    background-color: rgba(59, 130, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: #3B82F6;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1a202c;
}

.feature-text {
    color: #666;
}

/* Çözüm Ortakları */
.partner-link {
    display: block;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
    text-decoration: none;
    color: #1a202c;
    font-weight: 500;
    transition: all 0.3s ease;
}

.partner-link:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
}

/* Form Stilleri */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #3B82F6;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    border-color: #ef4444 !important;
}

/* Robot Değilim Checkbox */
.captcha-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.captcha-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.captcha-label {
    font-size: 0.9375rem;
    color: #374151;
    cursor: pointer;
    user-select: none;
}

/* Button Stilleri */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-submit {
    background-color: #3B82F6;
    color: white;
}

.btn-submit:hover:not(:disabled) {
    background-color: #2563eb;
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Alert Mesajları */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-top: 1rem;
    display: none;
}

.alert.show {
    display: block;
}

.alert-success {
    background-color: #d1fae5;
    border: 1px solid #6ee7b7;
    color: #065f46;
}

.alert-error {
    background-color: #fee2e2;
    border: 1px solid #fca5a5;
    color: #991b1b;
}

/* İletişim Bilgileri */
.contact-info {
    list-style: none;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.contact-info i {
    color: #3B82F6;
    margin-right: 0.75rem;
    margin-top: 0.25rem;
    font-size: 1.25rem;
}

/* Sosyal Medya */
.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: #f1f5f9;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: #3B82F6;
    color: white;
}

/* Footer */
footer {
    background-color: #1a202c;
    color: #e2e8f0;
    padding: 3rem 0 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 48px;
    margin-bottom: 1rem;
}

.footer-text {
    color: #cbd5e0;
    margin-bottom: 1.5rem;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #ffffff;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #cbd5e0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid #2d3748;
    padding-top: 1.5rem;
    text-align: center;
    color: #a0aec0;
}

/* Responsive Tasarım */
@media (max-width: 1024px) {

    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    nav ul {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .mobile-nav.active {
        display: block;
        background: white;
        padding: 1rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .mobile-nav ul {
        list-style: none;
    }

    .mobile-nav li {
        margin-bottom: 1rem;
    }

    .mobile-nav a {
        display: block;
        padding: 0.5rem 0;
        color: #666;
        text-decoration: none;
        font-weight: 500;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Yardımcı Sınıflar */
.text-center {
    text-align: center;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.hidden {
    display: none;
}

/* Loading Animasyonu */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}