/* RBVRR MBA Modern Design System */

:root {
    --primary: #000080;
    --secondary: #00B4D8;
    --bg-light: #f4f6f9;
    --text-dark: #333;
    --white: #ffffff;
    --shadow: 0 4px 15px rgba(0,0,0,0.05);
}

body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

/* Header & Topbar */
.topbar {
    background: var(--primary);
    color: var(--white);
    padding: 8px 40px;
    display: flex;
    justify-content: space-between;
    font-size: 14px;
}

.topbar a {
    color: var(--white);
    text-decoration: none;
}

/* Navbar */
.navbar {
    background: var(--white);
    padding: 10px 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
    padding: 5px 10px;
}

.navbar a:hover, .navbar a.active {
    color: var(--primary);
}

/* Hamburger Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--primary);
    transition: 0.3s;
}

/* Ticker */
.ticker {
    background: var(--secondary);
    padding: 8px 10px;
    font-size: 16px;
    height: auto;
    font-weight: 500;
    color: var(--white);
    overflow: hidden;
}

.ticker span {
    display: inline-block;
    padding-left: 100%;
    white-space: nowrap;
    animation: scroll 40s linear infinite;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

/* Hero */
.hero {
    width: 80%;
    margin: 30px auto;
    border-radius: 20px;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)),
                url('../img/image1.jpg') center/cover;
    color: var(--white);
    padding: 100px 20px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.25);
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

/* Slider Section */
.slider-container {
    width: 80vw;
    height: 50vh;
    margin: 30px auto;
    overflow: hidden;
    position: relative;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    background: #000;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.slider-container:hover {
    box-shadow: 0 15px 35px rgba(0,0,0,0.25);
}

.slider {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 100%;
}

.slide {
    min-width: 100%;
    height: 100%;
    position: relative;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--white);
    padding: 20px 30px;
    text-align: center;
}

.slide-overlay h2 {
    font-size: 2.2rem;
    margin-bottom: 5px;
    color: var(--white);
    text-shadow: 1px 1px 4px rgba(0,0,0,0.8);
}

.slide-overlay p {
    font-size: 1.2rem;
    margin: 0;
    opacity: 0.95;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.8);
}

/* Slider Navigation */
.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.3);
    color: white;
    border: none;
    padding: 15px 10px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: background 0.3s;
    z-index: 10;
}

.slider-nav:hover {
    background: rgba(0,0,0,0.6);
}

.slider-nav.prev { left: 10px; border-radius: 0 5px 5px 0; }
.slider-nav.next { right: 10px; border-radius: 5px 0 0 5px; }

.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.dot {
    width: 10px;
    height: 10px;
    background: rgba(255,255,255,0.4);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s;
}

.dot.active {
    background: var(--white);
    width: 25px;
    border-radius: 5px;
}

.dot.active {
    background: var(--white);
    width: 25px;
    border-radius: 5px;
}

@media (max-width: 768px) {
    .slider-container {
        width: 95vw;
        height: 40vh;
    }
    
    .slide-overlay h2 {
        font-size: 1.5rem;
    }
    .slide-overlay p {
        font-size: 1rem;
    }
}


/* Layout */
.container {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 30px;
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.card h1, .card h2, .card h3 {
    color: var(--primary);
    margin-top: 0;
}

/* Feature Cards from Design */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.feature-card {
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    border-radius: 0; /* Keep it square like the image */
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.feature-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.feature-card-content {
    padding: 25px 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.feature-card-content h3 {
    color: var(--primary) !important;
    font-size: 1.3rem;
    margin-top: 0;
    margin-bottom: 12px;
}

.feature-card-content p {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 25px;
    color: var(--text-dark);
    flex-grow: 1;
}

.feature-card-content a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: color 0.3s ease;
}

.feature-card-content a:hover {
    color: var(--secondary);
}

.feature-card-content a span {
    margin-left: 5px;
    font-size: 1.1rem;
}

/* Specific background colors matching the image */
.feature-card.bg-teal .feature-card-content {
    background-color: #E0E0E0; /* Vibrant teal */
}

.feature-card.bg-light-teal .feature-card-content {
    background-color: #D3D3D3; /* Lighter pastel teal */
}

/* Sidebar */
.sidebar ul {
    list-style: none;
    padding: 0;
}

.sidebar ul li {
    margin-bottom: 12px;
}

.sidebar a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    display: flex;
    align-items: center;
    transition: color 0.3s;
}

.sidebar a:hover {
    color: var(--primary);
}

.sidebar a:before {
    content: '→';
    margin-right: 10px;
    color: var(--secondary);
}

/* Footer */
.footer {
    background: var(--primary);
    color: var(--white);
    text-align: center;
    padding: 20px;
    font-size: 14px;
}

/* Tables */
.responsive-table {
    width: 100%;
    overflow-x: auto;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    background: #f8f9fa;
    color: var(--primary);
    font-weight: 600;
}

/* Responsive Mobile Rules */
@media (max-width: 992px) {
    .container {
        grid-template-columns: 1fr;
        padding: 20px;
    }

    .hero {
        width: 95%;
        padding: 60px 20px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .topbar {
        padding: 8px 20px;
    }

    /* Show hamburger menu */
    .menu-toggle {
        display: flex;
        position: absolute;
        right: 20px;
    }

    .navbar {
        justify-content: flex-start;
        padding: 15px 20px;
    }

    .navbar-links {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 100%;
        left: 0;
        background: white;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        padding: 20px;
    }

    .navbar-links.active {
        display: flex;
    }

    .navbar a {
        padding: 10px 0;
        border-bottom: 1px solid #eee;
    }
}

@media (max-width: 600px) {
    .card {
        padding: 20px;
    }
    
    .topbar {
        flex-direction: column;
        text-align: center;
        gap: 5px;
    }
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    transition: border-color 0.3s, box-shadow 0.3s;
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(255, 159, 67, 0.1);
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
}

.btn-primary:hover {
    background: #082d49;
    transform: translateY(-2px);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
    gap: 15px;
}

.contact-info-item i {
    color: var(--secondary);
    font-size: 1.2rem;
    margin-top: 5px;
}

.map-container {
    width: 100%;
    height: 300px;
    border-radius: 12px;
    overflow: hidden;
    margin-top: 30px;
    box-shadow: var(--shadow);
}