/* Core Base Reset & Color Scheme */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background-color: #ffffff; /* Main content background remains clean white */
    color: #1a1a1a;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    scroll-behavior: smooth;
}

/* 1. Differentiated Header (Ice Blue Background) */
.main-header {
    background-color: #f0f4f8; 
    padding: 50px 20px 30px 20px;
    border-bottom: 1px solid #dbe3eb;
    text-align: center;
}

.header-branding h1 {
    font-size: 2.6rem;
    color: #0b1a30;
    margin: 0 0 5px 0;
}

.header-branding p {
    color: #4b5d73;
    margin: 0;
}

/* 2. Differentiated Navigation Bar Menu (Warm Off-White Background) */
.nav-menu-bar {
    background-color: #fcfcfc;
    border-bottom: 1px solid #eaeaea;
    padding: 15px 20px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-links-container {
    max-width: 1120px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
}

.nav-links-container a {
    text-decoration: none;
    color: #555555;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-links-container a:hover {
    color: #000000;
}

/* Styled Demo Link Accentuation Button */
.nav-links-container a.nav-demo-link {
    background-color: #0052cc;
    color: #ffffff;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: background-color 0.2s, transform 0.1s;
}

.nav-links-container a.nav-demo-link:hover {
    background-color: #0043a4;
    color: #ffffff;
}

.nav-links-container a.nav-demo-link:active {
    transform: scale(0.97);
}

/* Base Page Layout Setup */
.layout-wrapper {
    max-width: 1160px;
    margin: 40px auto;
    padding: 0 20px;
}

.primary-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.content-box h2 {
    font-size: 1.8rem;
    color: #000000;
    border-bottom: 2px solid #eaeaea;
    padding-bottom: 8px;
    margin-top: 0;
    margin-bottom: 20px;
}

.section-intro {
    color: #555555;
    font-size: 1.1rem;
    margin-bottom: 25px;
}

/* 3. Differentiated Content Cards (Light Cool Gray Background) */
.service-card {
    background-color: #f7f9fa; 
    border: 1px solid #eef2f5;
    border-radius: 8px;
    padding: 25px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.service-card h3 {
    margin-top: 0;
    color: #0c1520;
    font-size: 1.25rem;
}

.service-card p {
    font-size: 0.95rem;
    color: #4e5761;
    margin-bottom: 0;
}

/* Side-by-Side Row Framework */
.dual-feed-row {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Renders car ads exactly beside the sports feed */
    gap: 30px;
}

@media (max-width: 850px) {
    .dual-feed-row {
        grid-template-columns: 1fr; /* Responsive stack behavior for phones */
    }
}

.feed-column-box {
    background-color: #f7f9fa; /* Uniform card column color separation */
    border: 1px solid #eef2f5;
    border-radius: 8px;
    padding: 20px;
}

.feed-column-box h3 {
    margin: 0 0 15px 0;
    font-size: 1.15rem;
    color: #000000;
    border-bottom: 1px solid #e0e5eb;
    padding-bottom: 8px;
}

.partner-disclosure {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #88929e;
    display: block;
    margin-bottom: 6px;
}

.widget-frame-container {
    width: 100%;
    overflow: hidden;
}

/* Interior Tamil Nadu Sub-Ad System */
.tn-ad-wrapper {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tn-ad-card {
    background: #ffffff; /* White background layers inside the gray block */
    border: 1px solid #e3e8ee;
    border-radius: 6px;
    padding: 12px 15px;
}

.ad-tag {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #0052cc;
    display: block;
    margin-bottom: 2px;
}

.tn-ad-card h3 {
    margin: 0 0 3px 0;
    font-size: 0.95rem;
    border: none;
    padding: 0;
}

.tn-ad-card p {
    margin: 0 0 10px 0;
    font-size: 0.82rem;
    color: #555555;
}

.tn-ad-btn {
    display: inline-block;
    background-color: #1a1a1a;
    color: #ffffff;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 4px;
}

/* Pricing Layout Configuration */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.price-card {
    background-color: #f7f9fa;
    border: 1px solid #eef2f5;
    border-radius: 8px;
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.price-card.popular {
    border-color: #1a1a1a;
    background-color: #ffffff; /* Highlights specific product choices */
    box-shadow: 0 6px 16px rgba(0,0,0,0.04);
}

.badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #1a1a1a;
    color: #ffffff;
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: 20px;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.price span {
    font-size: 0.95rem;
    font-weight: 400;
    color: #666666;
}

.price-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
    font-size: 0.95rem;
}

.price-card ul li {
    padding: 8px 0;
    border-bottom: 1px dashed #e3e8ee;
}

.price-btn {
    text-align: center;
    text-decoration: none;
    padding: 10px;
    border: 1px solid #1a1a1a;
    color: #1a1a1a;
    font-weight: 600;
    border-radius: 4px;
    font-size: 0.9rem;
    margin-top: auto;
    cursor: pointer;
}

.price-btn.highlight {
    background: #1a1a1a;
    color: #ffffff;
}

/* Form Controls Layout */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
}

.form-group input, 
.form-group textarea {
    padding: 12px;
    border: 1px solid #cccccc;
    border-radius: 4px;
    font-size: 1rem;
    background-color: #fdfdfd;
}

.form-group input:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: #1a1a1a;
    background-color: #ffffff;
}

.submit-btn {
    background-color: #1a1a1a;
    color: #ffffff;
    border: none;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.submit-btn:hover {
    background-color: #333333;
}

/* Modal Popup Core Layout Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(3px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: #ffffff;
    padding: 30px;
    border-radius: 8px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    position: relative;
    transform: translateY(-20px);
    transition: transform 0.25s ease;
    text-align: center;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 18px;
    font-size: 1.6rem;
    color: #888888;
    cursor: pointer;
    transition: color 0.15s;
}

.modal-close:hover {
    color: #1a1a1a;
}

.modal-body {
    font-size: 1.1rem;
    color: #222222;
    margin-bottom: 25px;
    font-weight: 500;
}

.modal-btn {
    background-color: #1a1a1a;
    color: #ffffff;
    border: none;
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.modal-btn:hover {
    background-color: #333333;
}