/* ===================================
   Modern Portfolio CSS
   =================================== */

/* CSS Variables */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --text: #334155;
    --text-light: #64748b;
    --light: #f8fafc;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

a {
    text-decoration: none;
    transition: all 0.3s ease;
}

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

/* ===================================
   Navigation
   =================================== */

#mainNav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

#mainNav.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
}

.navbar-brand {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark) !important;
}

.brand-icon {
    color: var(--primary);
    margin-right: 0.5rem;
}

.navbar-nav .nav-link {
    color: var(--text);
    font-weight: 500;
    padding: 0.5rem 1rem;
    margin: 0 0.25rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.btn-primary {
    background: var(--gradient);
    border: none;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

/* ===================================
   Hero Section
   =================================== */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    position: relative;
    padding-top: 80px;
}

.text-accent {
    color: var(--primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    margin-bottom: 1.5rem;
}

.hero-content h2 {
    color: var(--text-light);
    font-weight: 500;
}

.hero-content .lead {
    font-size: 1.2rem;
    color: var(--text);
    max-width: 90%;
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

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

.social-link {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.social-link:hover {
    background: var(--gradient);
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

/* Hero Image with Floating Cards */
.hero-image {
    position: relative;
    width: 100%;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    border-radius: 20px;
    background: white;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    width: 280px;
    height: 350px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    z-index: 3;
}

.card-2 {
    width: 250px;
    height: 320px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    top: 50px;
    left: -50px;
    z-index: 2;
    animation-delay: -2s;
}

.card-3 {
    width: 220px;
    height: 280px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    bottom: 50px;
    right: -30px;
    z-index: 1;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator a {
    color: var(--primary);
    font-size: 2rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ===================================
   Sections
   =================================== */

.section {
    padding: 100px 0;
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 2rem;
}

/* ===================================
   About Section
   =================================== */

.stats-row {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.about-image-wrapper {
    position: relative;
    height: 500px;
}

.about-image {
    width: 100%;
    height: 100%;
    border-radius: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* ===================================
   Skills Section
   =================================== */

.skill-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    height: 100%;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.skill-icon {
    width: 70px;
    height: 70px;
    border-radius: 15px;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.skill-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.skill-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tags span {
    padding: 0.4rem 1rem;
    background: var(--light);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text);
    font-weight: 500;
}

/* ===================================
   Work/Projects Section
   =================================== */

.project-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.project-image {
    height: 250px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-overlay .btn {
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.project-card:hover .project-overlay .btn {
    transform: translateY(0);
}

.project-content {
    padding: 2rem;
}

.project-category {
    display: inline-block;
    padding: 0.3rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-tech span {
    padding: 0.4rem 1rem;
    background: var(--light);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text);
    font-weight: 500;
}

/* ===================================
   Contact Section
   =================================== */

.bg-dark {
    background: var(--dark) !important;
}

.contact-info {
    margin-top: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-item h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.contact-form .form-control {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-form .form-control:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
    color: white;
}

.contact-form .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

/* ===================================
   Footer
   =================================== */

.footer {
    background: var(--dark-light);
    color: white;
    padding: 2rem 0;
}

.footer p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-social {
    display: flex;
    gap: 1rem;
    justify-content: center;
    justify-content: flex-end;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 991px) {
    .hero-section {
        text-align: center;
    }
    
    .hero-content .lead {
        max-width: 100%;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .hero-image {
        height: 400px;
        margin-top: 3rem;
    }
    
    .stats-row {
        justify-content: center;
    }
    
    .about-image-wrapper {
        height: 400px;
    }
    
    .footer-social {
        justify-content: center;
        margin-top: 1rem;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .stats-row {
        flex-direction: column;
        gap: 2rem;
    }
    
    .hero-image {
        height: 300px;
    }
    
    .floating-card {
        width: 200px !important;
        height: 250px !important;
    }
    
    .card-2, .card-3 {
        display: none;
    }
}