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

:root {
    --bmw-blue: #1c69d4;
    --bmw-light-blue: #0066b1;
    --bmw-dark: #1a1a1a;
    --text-dark: #333;
    --text-light: #666;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --border-color: #e0e0e0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand h1 {
    color: var(--bmw-blue);
    font-size: 1.5rem;
    font-weight: 700;
}

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

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

.nav-menu a:hover {
    color: var(--bmw-blue);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bmw-blue) 0%, var(--bmw-light-blue) 100%);
    color: var(--white);
    padding: 150px 20px 100px;
    text-align: center;
    margin-top: 60px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 300;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background-color: var(--white);
    color: var(--bmw-blue);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* Section Styles */
.section {
    padding: 80px 20px;
}

.section-alt {
    background-color: var(--light-gray);
}

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

/* About Section */
.about-content p {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.about-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.about-card h3 {
    font-size: 1.5rem;
    color: var(--bmw-blue);
    margin-bottom: 1rem;
}

.about-card p {
    color: var(--text-light);
    text-align: left;
}

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

.event-card {
    background: var(--white);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 1.5rem;
    transition: transform 0.3s ease;
}

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

.event-date {
    background: var(--bmw-blue);
    color: var(--white);
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
    min-width: 80px;
    height: fit-content;
}

.event-date .month {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
}

.event-date .day {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

.event-details {
    flex: 1;
}

.event-details h3 {
    color: var(--bmw-blue);
    margin-bottom: 0.5rem;
}

.event-location,
.event-time {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.event-details p {
    color: var(--text-light);
}

.event-actions {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.rsvp-button,
.calendar-button {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 5px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.rsvp-button {
    background-color: var(--bmw-blue);
    color: var(--white);
}

.rsvp-button:hover {
    background-color: var(--bmw-light-blue);
    transform: translateY(-2px);
}

.calendar-button {
    background-color: var(--light-gray);
    color: var(--text-dark);
    border: 2px solid var(--border-color);
}

.calendar-button:hover {
    background-color: var(--white);
    border-color: var(--bmw-blue);
    color: var(--bmw-blue);
}

.rsvp-count {
    display: none; /* Hidden - counter displays localStorage data only, not accurate Google Sheets data */
    color: var(--bmw-blue);
    font-size: 0.85rem;
    font-weight: 600;
    margin-left: auto;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background-color: var(--white);
    margin: 5% auto;
    padding: 2rem;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideDown 0.3s ease;
}

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

.close-modal {
    color: var(--text-light);
    float: right;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-modal:hover,
.close-modal:focus {
    color: var(--bmw-blue);
}

.modal-content h2 {
    color: var(--bmw-blue);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.modal-content .form-group {
    margin-bottom: 1.2rem;
}

.modal-content .form-group label {
    display: block;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.cancel-button {
    flex: 1;
    padding: 12px;
    background-color: var(--light-gray);
    color: var(--text-dark);
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cancel-button:hover {
    background-color: var(--white);
    border-color: var(--text-light);
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.contact-info h3,
.contact-form h3 {
    color: var(--bmw-blue);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    padding: 1rem;
    background: var(--white);
    border-radius: 8px;
}

.contact-item strong {
    color: var(--bmw-blue);
    display: block;
    margin-bottom: 0.5rem;
}

.contact-item p {
    margin: 0;
    color: var(--text-dark);
}

.contact-item a {
    color: var(--bmw-blue);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.submit-button {
    flex: 1;
    padding: 15px;
    background-color: var(--bmw-blue);
    color: var(--white);
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-button:hover {
    background-color: var(--bmw-light-blue);
}

.modal-content .submit-button {
    width: 100%;
}

/* Footer */
.footer {
    background-color: var(--bmw-dark);
    color: var(--white);
    text-align: center;
    padding: 2rem 20px;
}

.footer p {
    margin: 0.5rem 0;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 1rem 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        text-align: center;
        padding: 0.5rem 0;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

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

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

    .about-grid,
    .events-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .event-card {
        flex-direction: column;
    }

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

    .event-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .rsvp-count {
        margin-left: 0;
        text-align: center;
    }

    .modal-content {
        margin: 10% auto;
        width: 95%;
    }

    .modal-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section {
        padding: 50px 20px;
    }
}