/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader {
    text-align: center;
    color: white;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.3;
    color: #333;
    background: linear-gradient(-45deg, #f5f5fc, #cecdce, #f6f6f7, #faf8f9f5);
    background-size: 400% 400%;
    background-attachment: fixed;
    animation: gradientShift 15s ease infinite;
    min-height: 100vh;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.container {
    max-width: 940px;
    margin: 0 auto;
    padding: 15px;
}

.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.header {
    text-align: center;
    margin-bottom: 40px;
}

.profile-img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: white;
    font-weight: bold;
}

h1 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 2.5em;
}

.title {
    color: #7f8c8d;
    font-size: 1.2em;
    margin-bottom: 20px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item:hover {
    color: #667eea;
    transform: translateY(-2px);
}

/* Resume Button */
.resume-button {
    margin: 20px 0;
    text-align: center;
}

.download-resume {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.download-resume:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    color: white;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.submit-btn {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.section {
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section:nth-child(1) { animation-delay: 0.2s; }
.section:nth-child(2) { animation-delay: 0.4s; }
.section:nth-child(3) { animation-delay: 0.6s; }

.section h2 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.5em;
    border-bottom: 2px solid #667eea;
    padding-bottom: 5px;
}

.about-text {
    font-size: 1.1em;
    color: #555;
    text-align: center;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.skill-item {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.skill-item:hover {
    transform: scale(1.05) translateY(-3px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.skill-item:hover::before {
    left: 100%;
}

.project {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 12px;
    border-left: 4px solid #667eea;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s ease;
}

.project:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.project:hover::before {
    left: 100%;
}

.project h3 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.project p {
    color: #666;
    margin-bottom: 10px;
}

.project-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.project-link:hover {
    text-decoration: underline;
}

/* Project Screenshots */
.project-image {
    margin-bottom: 10px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Projects Grid Layout */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.project-placeholder {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 40px 20px;
    text-align: center;
    font-size: 14px;
}

.project-placeholder i {
    font-size: 48px;
    margin-bottom: 10px;
    display: block;
}

.project-placeholder p {
    margin: 0;
    font-weight: 500;
}

/* Project Images */
.project-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.project-image img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

@media (max-width: 600px) {
    .container {
        padding: 10px;
    }
    
    .card {
        padding: 20px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    .contact-info {
        flex-direction: column;
        align-items: center;
    }
}