/* LEAD4U Digital Marketing Website Styles */

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

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lato', sans-serif;
    line-height: 1.6;
    color: #333333;
    background-color: #FFFFFF;
}

/* Color Variables */
:root {
    --primary-blue: #0D2F5D;
    --accent-orange: #FF7A00;
    --text-dark: #333333;
    --border-light: #E0E0E0;
    --bg-light: #F8F9FA;
    --white: #FFFFFF;
    --hover-blue: #1A4A8D;
    --hover-orange: #E66E00;
    --error-red: #D9534F;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.3;
}

h3 {
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1.4;
}

h4 {
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.4;
    color: var(--text-dark);
}

p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 700;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-orange);
}

/* Layout Components */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.section {
    padding: 80px 0;
}

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

/* Button Styles */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 5px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

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

.btn-accent {
    background-color: var(--accent-orange);
    color: var(--white);
}

.btn-accent:hover {
    background-color: var(--hover-orange);
    color: var(--white);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border: 1px solid var(--primary-blue);
}

.btn-outline:hover {
    background-color: var(--primary-blue);
    color: var(--white);
}

/* Header & Navigation */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    height: 50px;
    width: auto;
}

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

.nav-link {
    font-weight: 400;
    color: var(--text-dark);
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-orange);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-blue);
    margin: 3px 0;
    transition: 0.3s;
}

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

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

/* Cards */
.card {
    background-color: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.card-icon {
    width: 60px;
    height: 60px;
    object-fit: contain;
    margin-bottom: 1rem;
}

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

/* Grid System */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Stats Section */
.stats {
    text-align: center;
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    padding: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-orange);
    font-family: 'Poppins', sans-serif;
}

.stat-label {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin: 0.5rem 0;
}

.stat-description {
    color: var(--text-dark);
    opacity: 0.8;
}

/* Testimonials */
.testimonial-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.testimonial-quote {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.testimonial-author {
    font-weight: 700;
    color: var(--primary-blue);
}

.testimonial-company {
    color: var(--text-dark);
    opacity: 0.8;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-light);
    border-radius: 5px;
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border: 2px solid var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(13, 47, 93, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    color: var(--error-red);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: none;
}

.form-input.error,
.form-textarea.error {
    border-color: var(--error-red);
}

.form-input.error + .form-error,
.form-textarea.error + .form-error {
    display: block;
}

/* Footer */
.footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 60px 0 20px;
}

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

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-section a {
    color: var(--white);
    opacity: 0.8;
    font-weight: 400;
}

.footer-section a:hover {
    opacity: 1;
    color: var(--accent-orange);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.8;
}

/* Case Study Details */
.case-study-detail {
    padding: 2rem;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.metric-item {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--bg-light);
    border-radius: 8px;
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-orange);
    font-family: 'Poppins', sans-serif;
}

.metric-label {
    font-weight: 600;
    color: var(--primary-blue);
    margin: 0.5rem 0;
}

/* Blog Post Styles */
.blog-post {
    margin-bottom: 2rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-dark);
    opacity: 0.8;
}

.blog-tag {
    background-color: var(--accent-orange);
    color: var(--white);
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    font-size: 0.8rem;
    font-weight: 600;
}

.blog-content {
    line-height: 1.8;
}

.blog-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.blog-content ul, .blog-content ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.blog-content li {
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 20px;
    }
    
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
}

@media (max-width: 768px) {
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Layout */
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        flex-direction: column;
        justify-content: start;
        padding-top: 2rem;
        transition: left 0.3s ease;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    /* Grid adjustments */
    .grid-4 {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .metrics-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .card {
        padding: 1.5rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

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

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.p-1 { padding: 1rem; }
.p-2 { padding: 2rem; }
.p-3 { padding: 3rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

/* Print Styles */
/* Enhanced Footer Link Styling */
.footer-bottom a {
    color: var(--accent-orange);
    text-decoration: underline;
    opacity: 1;
    font-weight: 500;
    margin: 0 5px;
}

.footer-bottom a:hover {
    color: var(--white);
    background-color: var(--accent-orange);
    padding: 2px 6px;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s ease;
}

@media print {
    .header,
    .footer,
    .btn {
        display: none;
    }
    
    .section {
        padding: 1rem 0;
    }
    
    * {
        background: white !important;
        color: black !important;
    }
}