/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Open+Sans:wght@300;400;600;700&display=swap');

/* CSS Variables */
:root {
    --primary-blue: #4a6fa5;
    --secondary-blue: #6b8cbc;
    --accent-yellow: #f8b500;
    --white: #ffffff;
    --light-grey: #f9f9f9;
    --text-dark: #333333;
    --text-light: #666666;
    --shadow-soft: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.12);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Header & Navigation */
header {
    background-color: var(--white);
    box-shadow: var(--shadow-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    height: 50px;
}

.logo img {
    height: 100%;
    width: auto;
    max-height: 50px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-yellow);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.cta-button {
    background-color: var(--accent-yellow);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
}

.cta-button:hover {
    background-color: #e6a500;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--light-grey) 0%, var(--white) 100%);
    padding: 4rem 2rem;
    text-align: center;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
}

.hero h1 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    font-size: 3rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    background-color: var(--secondary-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-blue);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    border: 2px solid var(--primary-blue);
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background-color: var(--light-grey);
    transform: translateY(-2px);
}

/* Enquiry Form */
.enquiry-form {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    max-width: 500px;
    margin: 0 auto;
}

.enquiry-form h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    text-align: center;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Sections */
section {
    padding: 4rem 2rem;
}

.section-title {
    text-align: center;
    color: var(--primary-blue);
    margin-bottom: 3rem;
}

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

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

.card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--accent-yellow);
}

/* College Cards */
.college-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border-left: 4px solid var(--accent-yellow);
}

.college-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.college-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 1rem;
    background-color: var(--light-grey);
    padding: 0.5rem;
    border-radius: 8px;
}

.college-card h3 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.college-card .location {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.college-card .highlights {
    list-style: none;
    margin-top: 1rem;
}

.college-card .highlights li {
    padding: 0.5rem 0;
    color: var(--text-light);
    border-bottom: 1px solid var(--light-grey);
}

.college-card .highlights li:last-child {
    border-bottom: none;
}

.college-card .highlights li::before {
    content: '✓ ';
    color: var(--accent-yellow);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Search & Filter */
.search-filter-section {
    background-color: var(--light-grey);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.search-box {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.search-box input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    background-color: var(--white);
    border: 2px solid #e0e0e0;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
}

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

.blog-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.blog-card-content {
    padding: 1.5rem;
}

.blog-card h3 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.blog-card .date {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.blog-card .excerpt {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.read-more {
    color: var(--primary-blue);
    font-weight: 600;
}

.read-more:hover {
    color: var(--secondary-blue);
}

/* Contact Page */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    text-align: center;
}

.contact-card .icon {
    font-size: 2.5rem;
    color: var(--accent-yellow);
    margin-bottom: 1rem;
}

.contact-card h3 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.map-container {
    margin-top: 3rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    height: 400px;
    background-color: var(--light-grey);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

/* Footer */
footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 3rem 2rem 1rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--accent-yellow);
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: #cccccc;
    margin-bottom: 0.5rem;
    display: block;
}

.footer-section a:hover {
    color: var(--accent-yellow);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444444;
    color: #cccccc;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.whatsapp-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #25D366;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 28px;
    text-decoration: none;
}

.whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

.whatsapp-button.call {
    background-color: var(--primary-blue);
}

.whatsapp-button.call:hover {
    box-shadow: 0 6px 25px rgba(74, 111, 165, 0.5);
}

.whatsapp-button .icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Tooltip */
.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--text-dark);
    color: var(--white);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-button:hover .whatsapp-tooltip {
    opacity: 1;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--text-dark);
}

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

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-medium);
        transition: var(--transition);
        gap: 1rem;
    }

    .nav-links.active {
        left: 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons button {
        width: 100%;
    }

    .card-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .search-box {
        flex-direction: column;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    section {
        padding: 2rem 1rem;
    }
}

@media (max-width: 480px) {
    .enquiry-form {
        padding: 1.5rem;
    }

    .hero {
        padding: 2rem 1rem;
    }

    .logo {
        height: 140px;
    }

    .logo img {
        max-height: 140px;
    }

    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        gap: 8px;
    }

    .whatsapp-button {
        width: 55px;
        height: 55px;
        font-size: 24px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.hidden {
    display: none;
}