/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #1A1A2E;
    --primary-dark: #0F0F1E;
    --primary-light: #2A2A3E;
    --accent: #E94560;
    --accent-light: #FF6B8A;
    --accent-dark: #C73650;
    --background: #F5F5F5;
    --surface: #FFFFFF;
    --text-primary: #1A1A2E;
    --text-secondary: #6C757D;
    --text-light: #FFFFFF;
    --success: #28A745;
    --warning: #FFC107;
    --error: #DC3545;
    --border: #E0E0E0;
}

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

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

/* Navigation */
.navbar {
    background: var(--primary);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent);
}

/* Firma Paneli Link - Kırmızı Çerçeve */
.nav-menu a.firma-panel-link,
.login-links a.firma-panel-link {
    border: 1px solid #dc3545;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s;
    display: inline-block;
}

.nav-menu a.firma-panel-link:hover,
.login-links a.firma-panel-link:hover {
    background-color: rgba(220, 53, 69, 0.1);
    border-color: #dc3545;
}

/* App Download Buttons */
.app-download-buttons,
.app-download-buttons-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.app-download-buttons a,
.app-download-buttons-cta a {
    display: inline-block;
    transition: transform 0.3s;
}

.app-download-buttons a:hover,
.app-download-buttons-cta a:hover {
    transform: scale(1.05);
}

.app-download-buttons img,
.app-download-buttons-cta img {
    height: 50px;
    width: auto;
    display: block;
}

/* Responsive App Download Buttons */
@media (max-width: 768px) {
    .app-download-buttons img,
    .app-download-buttons-cta img {
        height: 45px;
    }
}

@media (max-width: 480px) {
    .app-download-buttons,
    .app-download-buttons-cta {
        gap: 0.75rem;
        margin-top: 1rem;
    }
    
    .app-download-buttons img,
    .app-download-buttons-cta img {
        height: 40px;
    }
}

.btn-login {
    background: var(--accent);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    transition: background 0.3s;
}

.btn-login:hover {
    background: var(--accent-dark);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-light);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    height: 90vh;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-light);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../assets/images/Ana Sayfa.jpg') center/cover;
    opacity: 0.2;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 46, 0.7);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    animation: fadeInUp 1s;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s 0.4s both;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
}

.btn-primary {
    background: var(--accent);
    color: var(--text-light);
}

.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(233, 69, 96, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
}

.btn-secondary:hover {
    background: var(--text-light);
    color: var(--primary);
}

.btn-white {
    background: var(--text-light);
    color: var(--primary);
}

.btn-white:hover {
    background: var(--accent);
    color: var(--text-light);
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--primary);
}

/* Features Section */
.features {
    background: var(--surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: var(--background);
    border-radius: 15px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.feature-card p {
    color: var(--text-secondary);
}

/* Services Preview */
.services-preview {
    background: var(--background);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-card {
    background: var(--surface);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-content {
    padding: 1.5rem;
}

.service-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.service-content p {
    color: var(--text-secondary);
}

.text-center {
    text-align: center;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: var(--primary);
    color: var(--text-light);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--accent);
}

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

/* Services Page */
.services-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    padding: 5rem 0;
    text-align: center;
}

.service-detail {
    background: var(--surface);
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 3rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.service-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.service-detail-image {
    width: 100%;
    height: 400px;
    overflow: hidden;
}

.service-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-detail-text {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-detail-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.service-detail-text p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.service-features {
    list-style: none;
    margin-top: 1rem;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.service-features li:before {
    content: "✓ ";
    color: var(--accent);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* About Page */
.about-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    padding: 5rem 0;
    text-align: center;
}

.about-content {
    background: var(--surface);
    padding: 3rem;
    border-radius: 15px;
    margin: 3rem 0;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.about-content h2 {
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

/* Contact Page */
.contact-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    padding: 5rem 0;
    text-align: center;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    background: var(--surface);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-info h3 {
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.contact-item i {
    color: var(--accent);
    font-size: 1.5rem;
}

.contact-form {
    background: var(--surface);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.checkbox-label span {
    color: var(--text-primary);
    font-size: 0.95rem;
}

/* Login Pages */
.login-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

.login-container {
    background: var(--surface);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    max-width: 450px;
    width: 100%;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
}

.login-logo h1 {
    color: var(--primary);
    font-size: 2rem;
}

.login-container h2 {
    text-align: center;
    color: var(--primary);
    margin-bottom: 2rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-form .btn {
    width: 100%;
    margin-top: 1rem;
}

.login-links {
    text-align: center;
    margin-top: 1.5rem;
}

.login-links a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s;
}

.login-links a:hover {
    color: var(--accent-dark);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .service-detail-content {
        grid-template-columns: 1fr;
    }

    .service-detail-image {
        height: 300px;
    }

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

    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

/* Mobile & Small Tablets (max-width: 768px) */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--primary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        padding: 1rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    .logo-img {
        width: 40px;
        height: 40px;
    }

    .hero {
        height: 70vh;
        padding: 2rem 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 0.75rem;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }

    section {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .service-card {
        margin-bottom: 1rem;
    }

    .service-detail-content {
        grid-template-columns: 1fr;
    }

    .service-detail-image {
        height: 250px;
    }

    .service-detail-text {
        padding: 2rem 1.5rem;
    }

    .service-detail-text h3 {
        font-size: 1.5rem;
    }

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

    .contact-info,
    .contact-form {
        padding: 1.5rem;
    }

    .about-content {
        padding: 2rem 1.5rem;
    }

    .about-hero,
    .contact-hero,
    .services-hero {
        padding: 3rem 0;
    }

    .cta-content h2 {
        font-size: 1.8rem;
    }

    .cta-content p {
        font-size: 1rem;
    }

    .footer {
        padding: 2rem 0 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .login-container {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }

    .login-logo h1 {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }

    .navbar {
        padding: 0.75rem 0;
    }

    .logo {
        font-size: 1rem;
    }

    .logo-img {
        width: 35px;
        height: 35px;
    }

    .hero {
        height: 60vh;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    section {
        padding: 2rem 0;
    }

    .feature-card,
    .service-card {
        padding: 1rem;
    }

    .service-detail-text {
        padding: 1.5rem 1rem;
    }

    .service-detail-text h3 {
        font-size: 1.3rem;
    }

    .contact-info,
    .contact-form,
    .about-content {
        padding: 1.25rem 1rem;
    }

    .login-container {
        padding: 1.5rem 1rem;
    }

    .login-logo img {
        width: 80px;
        height: 80px;
    }

    .login-logo h1 {
        font-size: 1.3rem;
    }

    .form-group input,
    .form-group textarea {
        padding: 0.625rem;
        font-size: 0.9rem;
    }

    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }

    .footer {
        padding: 1.5rem 0 1rem;
    }

    .footer-section h3,
    .footer-section h4 {
        font-size: 1rem;
    }
}