/* ============================================================================
   ANANTH SRIDEV - DIGITAL MARKETING PORTFOLIO WEBSITE
   Complete Stylesheet with All Components
   ============================================================================ */

/* CSS Variables */
:root {
    --primary: #2563EB;
    --secondary: #0F172A;
    --accent: #F59E0B;
    --dark: #1E293B;
    --light: #F8FAFC;
    --text: #334155;
    --border: #E2E8F0;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5%;
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 5%;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 5%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    color: var(--secondary);
    font-weight: 700;
    letter-spacing: -0.5px;
    text-decoration: none;
}

.logo span {
    color: var(--primary);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

nav a.nav-link {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    position: relative;
}

nav a.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

nav a.nav-link:hover::after,
nav a.nav-link.active::after {
    width: 100%;
}

nav a.nav-cta {
    background: var(--primary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 8px;
}

nav a.nav-cta::after {
    display: none;
}

nav a.nav-cta:hover {
    background: #1E40AF;
    transform: translateY(-2px);
}

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

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

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Page Section */
.page-section {
    min-height: 100vh;
    padding: 120px 5% 80px;
    background: white;
}

.page-section.dark-section {
    background: var(--secondary);
    color: white;
}

/* Section Header */
.section-header {
    margin-bottom: 4rem;
    text-align: center;
}

.section-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text);
    max-width: 700px;
    margin: 0 auto;
}

/* Buttons */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--primary);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
    border: none;
    cursor: pointer;
    font-family: 'Work Sans', sans-serif;
    font-size: 1rem;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.cta-button.secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
    box-shadow: none;
}

.cta-button.secondary:hover {
    background: var(--primary);
    color: white;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #F8FAFC 0%, #EFF6FF 100%);
    position: relative;
    overflow: hidden;
    padding: 120px 5% 80px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -15%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
    animation: float 25s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(30px, -30px) rotate(180deg); }
}

/* Blog Styles */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-top: 3rem;
}

.blog-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.blog-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-category {
    background: white;
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-category.seo { background: #10B981; color: white; }
.blog-category.ppc { background: #F59E0B; color: white; }
.blog-category.analytics { background: #6366F1; color: white; }
.blog-category.strategy { background: #EC4899; color: white; }
.blog-category.automation { background: #8B5CF6; color: white; }

.blog-content {
    padding: 2rem;
}

.post-meta-small {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text);
    margin-bottom: 1rem;
    opacity: 0.8;
}

.blog-content h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.blog-content h3 a {
    color: var(--dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

.blog-content h3 a:hover {
    color: var(--primary);
}

.blog-content p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text);
    margin-bottom: 1.5rem;
}

.read-more {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.read-more:hover {
    gap: 1rem;
}

/* Featured Post */
.featured-post {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 4rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.featured-image {
    min-height: 400px;
    background: linear-gradient(135deg, var(--primary) 0%, #1E40AF 100%);
    position: relative;
}

.featured-badge {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    background: var(--accent);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.featured-content {
    padding: 3rem;
}

.post-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.post-meta span {
    font-size: 0.9rem;
}

.featured-content h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.featured-content h2 a {
    color: var(--dark);
    text-decoration: none;
}

.featured-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: var(--text);
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--primary);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.read-more-btn:hover {
    background: #1E40AF;
    transform: translateY(-2px);
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--primary) 0%, #1E40AF 100%);
    color: white;
    padding: 4rem;
    border-radius: 15px;
    text-align: center;
    margin-top: 5rem;
}

.newsletter-content h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.newsletter-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
}

.newsletter-form button {
    padding: 1rem 2rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: #D97706;
    transform: translateY(-2px);
}

/* Portfolio Styles */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.7rem 1.5rem;
    background: white;
    border: 2px solid var(--border);
    border-radius: 25px;
    color: var(--text);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.portfolio-grid-masonry {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.portfolio-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.portfolio-image {
    height: 300px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    position: relative;
    overflow: hidden;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.4) 100%);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: white;
}

.project-category {
    display: inline-block;
    background: var(--accent);
    padding: 0.3rem 1rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    width: fit-content;
}

.portfolio-overlay h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
}

.portfolio-overlay p {
    font-size: 0.95rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.view-project {
    color: white;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.portfolio-info {
    padding: 2rem;
}

.portfolio-info h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.portfolio-info h3 a {
    color: var(--dark);
    text-decoration: none;
}

.project-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat strong {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    color: var(--primary);
}

.stat span {
    font-size: 0.85rem;
    color: var(--text);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tag {
    padding: 0.4rem 1rem;
    background: var(--light);
    color: var(--dark);
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.portfolio-cta {
    text-align: center;
    margin-top: 5rem;
    padding: 4rem 2rem;
    background: var(--light);
    border-radius: 15px;
}

.portfolio-cta h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1rem;
}

.portfolio-cta p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text);
}

/* Contact Form */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 5rem;
    margin-top: 3rem;
}

.contact-form-wrapper {
    background: var(--light);
    padding: 3rem;
    border-radius: 15px;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    font-weight: 600;
    color: var(--dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    border: 2px solid var(--border);
    background: white;
    border-radius: 8px;
    color: var(--dark);
    font-family: 'Work Sans', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

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

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-button {
    width: 100%;
    padding: 1.2rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-button:hover {
    background: #1E40AF;
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: var(--secondary);
    color: white;
    padding: 4rem 5% 2rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    color: white;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo span {
    color: var(--primary);
}

.footer-bio {
    line-height: 1.7;
    opacity: 0.9;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.footer-stats {
    display: flex;
    gap: 2rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-item strong {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    color: var(--primary);
}

.stat-item span {
    font-size: 0.85rem;
    opacity: 0.8;
}

.footer-menu {
    list-style: none;
    padding: 0;
}

.footer-menu li {
    margin-bottom: 0.8rem;
}

.footer-menu a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.footer-menu a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.social-media-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: translateX(5px);
}

.social-icon.linkedin:hover {
    background: #0A66C2;
}

.social-icon.twitter:hover {
    background: #1DA1F2;
}

.social-icon.facebook:hover {
    background: #1877F2;
}

.social-icon.instagram:hover {
    background: linear-gradient(45deg, #F58529, #DD2A7B, #8134AF);
}

.footer-contact {
    margin-top: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.contact-item svg {
    flex-shrink: 0;
    opacity: 0.8;
}

.contact-item .label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    opacity: 0.7;
    margin-bottom: 0.2rem;
    letter-spacing: 0.5px;
}

.contact-item a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-cta-btn {
    display: inline-block;
    width: 100%;
    text-align: center;
    padding: 0.8rem 1.5rem;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    margin-top: 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.footer-cta-btn:hover {
    background: #1E40AF;
    transform: translateY(-2px);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    opacity: 0.7;
    font-size: 0.9rem;
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: white;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: #1E40AF;
    transform: translateY(-5px);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid-masonry {
        grid-template-columns: 1fr;
    }
    
    .featured-post {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    nav ul {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transition: left 0.3s ease;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }

    nav ul.active {
        left: 0;
    }

    .menu-toggle {
        display: flex;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}