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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: #1a1a1a;
}

header {
    background: #f47721;
    color: #ffffff;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.logo-name {
    font-size: 1.2rem;
    font-weight: bold;
    color: #ffffff;
    line-height: 1.2;
}

.logo-slogan {
    font-size: 0.9rem;
    font-weight: 300;
    color: #ffffff;
    opacity: 0.9;
    letter-spacing: 0.5px;
    line-height: 1.2;
    text-align: center;
}

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

nav a {
    color: #ffffff;
    text-decoration: none;
    transition: opacity 0.3s;
}

nav a:hover {
    opacity: 0.8;
}

.language-selector {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    color: #ffffff;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.3s;
}

.language-selector:hover {
    background: rgba(255, 255, 255, 0.3);
}

.language-selector option {
    background: #f47721;
    color: #ffffff;
}

.hero {
    background: #1a1a1a;
    color: #ffffff;
    padding: 5rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero .slogan {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    opacity: 0.95;
    letter-spacing: 0.5px;
}

.story {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
    background: #1a1a1a;
    color: #ffffff;
}

.story h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #ffffff;
}

.story-section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: #2a2a2a;
    border-left: 4px solid #f47721;
    border-radius: 4px;
}

.story-section h3 {
    color: #f47721;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.story-section p {
    color: #e0e0e0;
    line-height: 1.8;
    font-size: 1.1rem;
}

.applications {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
    background: #1a1a1a;
}

.applications h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #ffffff;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.app-card {
    background: #1a1a1a;
    border: 2px solid #f47721;
    border-radius: 12px;
    padding: 2rem;
    color: #ffffff;
    transition: transform 0.3s, box-shadow 0.3s;
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(244, 119, 33, 0.3);
}

.app-card h3 {
    color: #ffffff;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid #f47721;
    padding-bottom: 0.5rem;
}

.app-card p {
    color: #e0e0e0;
    margin-bottom: 0.5rem;
}

.app-container {
    max-width: 1000px;
    margin: 0 auto;
}

.app-card.main-app {
    max-width: 100%;
}

.app-description-text {
    margin-bottom: 2rem;
    color: #e0e0e0;
    line-height: 1.6;
}

.app-link {
    display: inline-block;
    background: #f47721;
    color: #ffffff;
    text-decoration: none;
    padding: 0.75rem 2rem;
    border-radius: 4px;
    font-weight: bold;
    margin-top: 1rem;
    transition: background 0.3s, transform 0.2s;
}

.app-link:hover {
    background: #e0661a;
    transform: translateY(-2px);
}

.privacy-policy {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
    background: #1a1a1a;
    color: #ffffff;
}

.privacy-policy h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #f47721;
}

.privacy-updated {
    text-align: center;
    color: #e0e0e0;
    margin-bottom: 3rem;
    font-style: italic;
}

.privacy-section {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: #2a2a2a;
    border-left: 4px solid #f47721;
    border-radius: 4px;
}

.privacy-section h3 {
    color: #f47721;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.privacy-section p {
    color: #e0e0e0;
    line-height: 1.8;
    font-size: 1rem;
}

.privacy-section a {
    color: #f47721;
    text-decoration: underline;
    transition: color 0.3s;
}

.privacy-section a:hover {
    color: #ff8c42;
}

@media (max-width: 768px) {
    .privacy-policy {
        padding: 0 1rem;
    }
    
    .privacy-policy h2 {
        font-size: 2rem;
    }
    
    .privacy-section {
        padding: 1.5rem;
    }
    
    .privacy-section h3 {
        font-size: 1.3rem;
    }
}

.app-screenshots {
    margin: 3rem 0;
    padding: 2rem 0;
    border-top: 2px solid #3a3a3a;
    border-bottom: 2px solid #3a3a3a;
}

.screenshots-title {
    color: #f47721;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    text-align: center;
}

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

.screenshot-item {
    background: #2a2a2a;
    border: 2px solid #3a3a3a;
    border-radius: 12px;
    padding: 1rem;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.screenshot-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(244, 119, 33, 0.3);
    border-color: #f47721;
}

.screenshot-item img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: contain;
    border-radius: 8px;
    display: block;
    margin: 0 auto;
}

.screenshot-item p {
    color: #f47721;
    font-size: 1rem;
    margin-top: 1rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshot-item img {
        max-height: 600px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .screenshots-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .screenshot-item img {
        max-height: 450px;
    }
}

.features-title {
    color: #f47721;
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid #f47721;
    padding-bottom: 0.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feature-card {
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-left: 4px solid #f47721;
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
    transform: translateX(5px);
    border-left-color: #ff8c42;
}

.feature-card h5 {
    color: #f47721;
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: #d0d0d0;
    line-height: 1.6;
    font-size: 0.95rem;
    margin: 0;
}

.app-card .app-description {
    margin-top: 1rem;
    color: #ffffff;
    line-height: 1.8;
}

.contact {
    background: #1a1a1a;
    padding: 4rem 2rem;
    text-align: center;
    color: #ffffff;
}

.contact-form {
    max-width: 600px;
    margin: 2rem auto 0;
    text-align: left;
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background: #2a2a2a;
    border: 2px solid #f47721;
    border-radius: 4px;
    color: #ffffff;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #f47721;
    box-shadow: 0 0 0 3px rgba(244, 119, 33, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #808080;
}

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

.submit-btn {
    background: #f47721;
    color: #ffffff;
    border: none;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
    width: 100%;
}

.submit-btn:hover {
    background: #e0661a;
    transform: translateY(-2px);
}

.submit-btn:active {
    transform: translateY(0);
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 4px;
    display: none;
}

.form-message.success {
    background: rgba(76, 175, 80, 0.2);
    border: 1px solid #4caf50;
    color: #4caf50;
    display: block;
}

.form-message.error {
    background: rgba(244, 67, 54, 0.2);
    border: 1px solid #f44336;
    color: #f44336;
    display: block;
}

footer {
    background: #1a1a1a;
    color: #ffffff;
    text-align: center;
    padding: 2rem;
}

/* Hamburger menu button */
.menu-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 5px;
    z-index: 101;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    transition: all 0.3s;
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile menu styles */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: #f47721;
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease;
        z-index: 100;
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.3);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        padding: 1rem;
        font-size: 1.2rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    nav {
        position: relative;
    }
    
    .language-selector {
        margin-left: auto;
        margin-right: 1rem;
    }
    
    /* Overlay when menu is open */
    body.menu-open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 99;
    }
}