.landing-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}
.logo {
    color: white;
    font-size: 1.5em;
    font-weight: bold;
}
.logo a {
    color: white;
    text-decoration: none;
}
/* Desktop nav links */
.nav-links-desktop {
    display: flex;
    gap: 15px;
    align-items: center;
}
.nav-links-desktop a {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    transition: background 0.3s;
}
.nav-links-desktop a:hover {
    background: rgba(255, 255, 255, 0.2);
}
.nav-links-desktop .btn-login {
    background: rgba(255, 255, 255, 0.2);
}
.nav-links-desktop .btn-register {
    background: white;
    color: #667eea;
    font-weight: bold;
}
/* Mobile nav links - hidden by default on desktop */
.nav-links-mobile {
    display: none;
}
.hero {
    text-align: center;
    padding: 80px 20px;
    color: white;
}
.hero h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
}
.hero p {
    font-size: 1.2em;
    max-width: 600px;
    margin: 0 auto 30px;
    opacity: 0.9;
}
.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}
.btn-primary {
    background: white;
    color: #667eea;
    padding: 15px 30px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition:
        transform 0.3s,
        box-shadow 0.3s;
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
.btn-secondary {
    background: transparent;
    color: white;
    padding: 15px 30px;
    border-radius: 10px;
    border: 2px solid white;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: background 0.3s;
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}
.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.features {
    background: white;
    border-radius: 20px;
    padding: 60px 40px;
    margin-bottom: 40px;
}
.features h2 {
    text-align: center;
    color: #333;
    margin-bottom: 40px;
    font-size: 2em;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.feature-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 35px;
    border-radius: 20px;
    text-align: center;
    color: white;
    transition: all 0.3s;
}
.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.4);
}
.feature-icon {
    font-size: 3em;
    margin-bottom: 20px;
}
.feature-card h3 {
    font-size: 1.4em;
    margin-bottom: 15px;
}
.feature-card p {
    opacity: 0.9;
    line-height: 1.6;
}
.how-it-works {
    background: white;
    border-radius: 20px;
    padding: 60px 40px;
    margin-bottom: 40px;
}
.how-it-works h2 {
    text-align: center;
    color: #333;
    margin-bottom: 40px;
    font-size: 2em;
}
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}
.step {
    text-align: center;
    padding: 20px;
}
.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5em;
    font-weight: bold;
    margin: 0 auto 15px;
}
.step h3 {
    color: #333;
    margin-bottom: 10px;
}
.step p {
    color: #666;
}
.cta-section {
    text-align: center;
    padding: 60px 20px;
    color: white;
}
.cta-section h2 {
    font-size: 2em;
    margin-bottom: 15px;
}
.cta-section p {
    font-size: 1.1em;
    margin-bottom: 30px;
    opacity: 0.9;
}
.cta-section a {
    background: white;
    color: #667eea;
    padding: 15px 40px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    display: inline-block;
    transition:
        transform 0.3s,
        box-shadow 0.3s;
}
.cta-section a:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
.footer {
    text-align: center;
    padding: 30px;
    color: white;
    opacity: 0.8;
}
.footer a {
    color: white;
    text-decoration: none;
    margin: 0 10px;
}
.footer a:hover {
    text-decoration: underline;
}
.beta-banner {
    background: linear-gradient(135deg, #f5a623 0%, #f7931e 100%);
    padding: 12px 20px;
    text-align: center;
    color: #fff;
    font-size: 1em;
    font-weight: bold;
}
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}
.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background: white;
    border-radius: 3px;
    transition: all 0.3s ease;
}
.hamburger.active span:nth-child(1) {
    transform: translateY(10.5px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: translateY(-10.5px) rotate(-45deg);
}
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    /* Hide desktop nav on mobile */
    .nav-links-desktop {
        display: none !important;
    }
    /* Mobile nav styles */
    .nav-links-mobile {
        display: flex;
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: #4c51bf;
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 80px 20px 20px;
        transition: right 0.3s ease;
        z-index: 10001;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
        overflow-y: auto;
    }
    .nav-links-mobile.active {
        right: 0;
    }
    .nav-links-mobile a,
    .nav-links-mobile button {
        width: 100%;
        text-align: center;
        padding: 15px 20px;
        font-size: 1.1em;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        color: white;
        text-decoration: none;
        display: block;
    }
    .nav-links-mobile #nav-lang-btn {
        background: rgba(255, 255, 255, 0.15) !important;
        border: 2px solid white !important;
        color: white !important;
        font-weight: bold;
        margin: 10px 0;
        border-radius: 8px;
    }
    .nav-links-mobile .btn-register {
        margin-top: 10px;
        background: white;
        color: #667eea;
        font-weight: bold;
        border-radius: 8px;
    }
    .nav-links-mobile .btn-login {
        background: rgba(255, 255, 255, 0.2);
        border-radius: 8px;
    }
    .menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.7);
        z-index: 10000;
        opacity: 0;
        visibility: hidden;
        transition:
            opacity 0.3s ease,
            visibility 0.3s ease;
    }
    .menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    /* Hide floating language button when menu is open */
    body.menu-open .lang-toggle-btn {
        display: none !important;
    }
    .navbar {
        flex-direction: row;
        justify-content: space-between;
        gap: 0;
        padding: 15px 20px;
    }
    .hero {
        padding: 50px 15px;
    }
    .hero h1 {
        font-size: 1.8em;
    }
    .hero p {
        font-size: 1em;
    }
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
        padding: 0 20px;
    }
    .hero-buttons a {
        width: 100%;
        text-align: center;
    }
    .features,
    .how-it-works {
        padding: 40px 20px;
    }
    .features h2,
    .how-it-works h2 {
        font-size: 1.6em;
    }
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .feature-card {
        padding: 25px;
    }
    .steps {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    .cta-section {
        padding: 40px 15px;
    }
    .cta-section h2 {
        font-size: 1.5em;
    }
    .footer {
        padding: 20px 15px;
    }
}
@media (max-width: 480px) {
    .navbar {
        padding: 12px 15px;
        gap: 12px;
    }
    .logo {
        font-size: 1.3em;
    }
    .nav-links {
        width: 100%;
        flex-direction: column;
        gap: 8px;
    }
    .nav-links a,
    .nav-links button {
        width: 100%;
        text-align: center;
        padding: 14px 20px;
        font-size: 1.05em;
    }
    .hero {
        padding: 35px 12px;
    }
    .hero h1 {
        font-size: 1.5em;
        line-height: 1.4;
    }
    .hero p {
        font-size: 0.95em;
        line-height: 1.6;
    }
    .hero-buttons {
        padding: 0 10px;
    }
    .btn-primary,
    .btn-secondary {
        padding: 14px 25px;
        font-size: 1em;
    }
    .content-wrapper {
        padding: 0 10px;
    }
    .features,
    .how-it-works {
        padding: 30px 15px;
        border-radius: 15px;
        margin-bottom: 25px;
    }
    .features h2,
    .how-it-works h2 {
        font-size: 1.4em;
        margin-bottom: 25px;
    }
    .feature-card {
        padding: 20px;
        border-radius: 15px;
    }
    .feature-icon {
        font-size: 2.5em;
    }
    .feature-card h3 {
        font-size: 1.2em;
    }
    .feature-card p {
        font-size: 0.95em;
    }
    .step {
        padding: 15px;
    }
    .step-number {
        width: 45px;
        height: 45px;
        font-size: 1.3em;
    }
    .step h3 {
        font-size: 1.1em;
    }
    .step p {
        font-size: 0.9em;
    }
    .cta-section {
        padding: 35px 12px;
    }
    .cta-section h2 {
        font-size: 1.3em;
    }
    .cta-section p {
        font-size: 0.95em;
    }
    .cta-section a {
        padding: 14px 30px;
        font-size: 1em;
    }
    .beta-banner {
        padding: 10px 15px;
        font-size: 0.9em;
    }
    .footer {
        padding: 15px 10px;
        font-size: 0.9em;
    }
    .footer a {
        margin: 0 8px;
    }
}
@media (max-width: 359px) {
    .navbar {
        padding: 10px 12px;
    }
    .logo {
        font-size: 1.1em;
    }
    .hero {
        padding: 25px 10px;
    }
    .hero h1 {
        font-size: 1.3em;
        line-height: 1.3;
    }
    .hero p {
        font-size: 0.85em;
        line-height: 1.5;
    }
    .btn-primary,
    .btn-secondary {
        padding: 12px 20px;
        font-size: 0.9em;
    }
    .content-wrapper {
        padding: 0 8px;
    }
    .features,
    .how-it-works {
        padding: 25px 12px;
        border-radius: 12px;
        margin-bottom: 20px;
    }
    .features h2,
    .how-it-works h2 {
        font-size: 1.2em;
        margin-bottom: 20px;
    }
    .feature-card {
        padding: 15px;
        border-radius: 12px;
    }
    .feature-icon {
        font-size: 2em;
    }
    .feature-card h3 {
        font-size: 1.05em;
    }
    .feature-card p {
        font-size: 0.85em;
    }
    .step {
        padding: 10px;
    }
    .step-number {
        width: 40px;
        height: 40px;
        font-size: 1.1em;
    }
    .step h3 {
        font-size: 1em;
    }
    .step p {
        font-size: 0.85em;
    }
    .cta-section {
        padding: 25px 10px;
    }
    .cta-section h2 {
        font-size: 1.15em;
    }
    .cta-section p {
        font-size: 0.85em;
    }
    .cta-section a {
        padding: 12px 25px;
        font-size: 0.9em;
    }
    .beta-banner {
        padding: 8px 10px;
        font-size: 0.8em;
    }
    .footer {
        padding: 12px 8px;
        font-size: 0.8em;
    }
    .footer a {
        margin: 0 5px;
    }
}