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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* Hero Section - Modern Tech with Gradient */
.hero {
    background: linear-gradient(135deg, #20c997 0%, #0d6efd 100%);
    padding: 120px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
    color: white;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -100px;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.site-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    letter-spacing: -1px;
    white-space: nowrap;
    display: inline-block;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.site-title .tall {
    font-size: 1.2em;
    vertical-align: baseline;
}

.hero-headline {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 15px;
    letter-spacing: 3px;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 30px;
}

.coming-soon-badge {
    display: inline-block;
    background: white;
    color: #20c997;
    padding: 12px 35px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 1px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

/* Features Section */
.features {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1a3a52;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(32, 201, 151, 0.2);
    border-color: #20c997;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.8rem;
    color: #0d6efd;
    margin-bottom: 15px;
}

.feature-card p {
    color: #6c757d;
    font-size: 1.1rem;
    line-height: 1.6;
}

.disclaimer {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border-left: 5px solid #ffc107;
    padding: 20px 30px;
    border-radius: 10px;
    text-align: center;
    font-size: 1.1rem;
    color: #856404;
    font-weight: 600;
    margin-top: 40px;
}

/* App Showcase Section */
.app-showcase {
    padding: 80px 20px;
    background: white;
}

.app-showcase h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1a3a52;
    margin-bottom: 20px;
}

.showcase-intro {
    text-align: center;
    font-size: 1.2rem;
    color: #6c757d;
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.feature-highlight {
    margin-bottom: 60px;
    text-align: center;
}

.feature-image {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.app-screens {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-top: 50px;
}

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

.app-screenshot {
    max-width: 350px;
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    margin-bottom: 25px;
    transition: transform 0.3s ease;
}

.app-screenshot:hover {
    transform: scale(1.05);
}

.screen-item h3 {
    font-size: 1.8rem;
    color: #20c997;
    margin-bottom: 15px;
}

.screen-item p {
    color: #6c757d;
    font-size: 1.1rem;
    max-width: 350px;
    margin: 0 auto;
}

/* Privacy Section */
.privacy {
    padding: 80px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.bywojo-stamp {
    width: 200px;
    height: auto;
    margin-bottom: 30px;
}

.privacy h2 {
    font-size: 2.5rem;
    color: #1a3a52;
    margin-bottom: 20px;
}

.privacy-intro {
    font-size: 1.3rem;
    color: #6c757d;
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.privacy-features {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}

.privacy-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.check {
    color: #20c997;
    font-size: 2rem;
    font-weight: bold;
    margin-right: 20px;
    flex-shrink: 0;
}

.privacy-item p {
    font-size: 1.2rem;
    color: #495057;
    line-height: 1.6;
}

/* Beta Signup Section */
.beta-signup {
    padding: 80px 20px;
    background: linear-gradient(135deg, #0d6efd 0%, #20c997 100%);
    color: white;
    text-align: center;
}

.beta-signup h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.beta-intro {
    font-size: 1.3rem;
    margin-bottom: 50px;
    opacity: 0.95;
}

.beta-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.benefit {
    background: rgba(255, 255, 255, 0.15);
    padding: 30px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.benefit-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 15px;
}

.benefit h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.benefit p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.cta-button {
    background: white;
    color: #0d6efd;
    border: none;
    padding: 18px 50px;
    font-size: 1.3rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.signup-form {
    max-width: 600px;
    margin: 40px auto 0;
    background: white;
    padding: 40px;
    border-radius: 15px;
    color: #333;
    text-align: left;
}

.signup-form.hidden {
    display: none;
}

.signup-form h3 {
    color: #1a3a52;
    font-size: 2rem;
    margin-bottom: 20px;
    text-align: center;
}

.form-intro {
    font-size: 1.1rem;
    color: #6c757d;
    margin-bottom: 15px;
}

.email-promise {
    list-style-position: inside;
    margin-bottom: 20px;
    color: #495057;
    font-size: 1rem;
}

.email-promise li {
    margin-bottom: 10px;
}

.form-guarantee {
    background: #d1ecf1;
    border-left: 4px solid #0c5460;
    padding: 15px;
    margin-bottom: 30px;
    color: #0c5460;
    border-radius: 5px;
}

.signup-form form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.signup-form input {
    padding: 15px;
    font-size: 1.1rem;
    border: 2px solid #dee2e6;
    border-radius: 10px;
    transition: border-color 0.3s ease;
}

.signup-form input:focus {
    outline: none;
    border-color: #20c997;
}

.submit-button {
    background: linear-gradient(135deg, #20c997 0%, #0d6efd 100%);
    color: white;
    border: none;
    padding: 15px;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.submit-button:hover {
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: linear-gradient(135deg, #1a3a52 0%, #0d2b3e 100%);
    color: white;
    padding: 40px 20px;
    text-align: center;
}

footer p {
    margin-bottom: 10px;
    font-size: 1rem;
}

.footer-stamp {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .site-title {
        font-size: 2rem;
        white-space: normal;
    }

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

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .features h2,
    .app-showcase h2,
    .privacy h2 {
        font-size: 2rem;
    }

    .beta-signup h2 {
        font-size: 2rem;
    }

    .features-grid,
    .app-screens,
    .beta-benefits {
        grid-template-columns: 1fr;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-content {
    position: relative;
    margin: 50px auto;
    padding: 20px;
    max-width: 600px;
    width: 90%;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: slideIn 0.3s ease;
}

.modal-content img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 15px;
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 15px;
    color: #666;
    font-size: 35px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 1001;
    line-height: 1;
}

.modal-close:hover,
.modal-close:focus {
    color: #20c997;
}

/* Make feature cards clickable */
.feature-card[data-modal] {
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card[data-modal]:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(32, 201, 151, 0.3);
}

/* Mobile responsive modal */
@media (max-width: 768px) {
    .modal-content {
        margin: 20px auto;
        max-width: 95%;
        width: 95%;
        padding: 15px;
    }
    
    .modal-close {
        top: 5px;
        right: 10px;
        font-size: 30px;
    }
}