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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.presentation {
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    overflow: hidden;
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.header {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
            45deg,
            transparent,
            transparent 2px,
            rgba(255,255,255,0.03) 2px,
            rgba(255,255,255,0.03) 4px
    );
    animation: shimmer 20s linear infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.header h1 {
    font-size: 2.8em;
    margin-bottom: 10px;
    font-weight: 300;
    letter-spacing: 2px;
    position: relative;
    z-index: 2;
}

.header .subtitle {
    font-size: 1.3em;
    opacity: 0.9;
    font-weight: 300;
    position: relative;
    z-index: 2;
}

.contact-info {
    background: #34495e;
    padding: 20px;
    text-align: center;
    font-size: 1.1em;
    color: cyan;
}

.contact-info a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #2980b9;
}

.content {
    padding: 40px;
}

.section {
    margin-bottom: 50px;
    opacity: 0;
    transform: translateY(20px);
    animation: slideInUp 0.8s ease-out forwards;
}

.section:nth-child(1) { animation-delay: 0.1s; }
.section:nth-child(2) { animation-delay: 0.2s; }
.section:nth-child(3) { animation-delay: 0.3s; }
.section:nth-child(4) { animation-delay: 0.4s; }
.section:nth-child(5) { animation-delay: 0.5s; }
.section:nth-child(6) { animation-delay: 0.6s; }
.section:nth-child(7) { animation-delay: 0.7s; }
.section:nth-child(8) { animation-delay: 0.8s; }

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

.section h2 {
    color: #2c3e50;
    font-size: 2.2em;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 2px;
}

.section h3 {
    color: #34495e;
    font-size: 1.4em;
    margin-bottom: 15px;
    margin-top: 25px;
}

.section p {
    font-size: 1.1em;
    margin-bottom: 15px;
    text-align: justify;
}

.highlight {
    background: linear-gradient(120deg, #a8edea 0%, #fed6e3 100%);
    padding: 25px;
    border-radius: 10px;
    margin: 25px 0;
    border-left: 5px solid #3498db;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin: 25px 0;
}

.skill-category {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid #3498db;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.skill-category h4 {
    color: #2c3e50;
    font-size: 1.3em;
    margin-bottom: 10px;
}

.achievements {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    border-radius: 10px;
    margin: 25px 0;
}

.achievements h4 {
    font-size: 1.3em;
    margin-bottom: 15px;
    color: #fff;
}

.achievements ul {
    list-style: none;
    padding-left: 0;
}

.achievements li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.achievements li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #a8edea;
}

.value-proposition {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 50%, #fecfef 100%);
    padding: 30px;
    border-radius: 10px;
    margin: 25px 0;
    text-align: center;
}

.value-proposition h3 {
    color: #2c3e50;
    font-size: 1.8em;
    margin-bottom: 20px;
}

.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 40px;
    text-align: center;
}

.footer h2 {
    color: white;
    margin-bottom: 20px;
}

.footer p {
    font-size: 1.2em;
    margin-bottom: 15px;
}

.cta {
    background: #3498db;
    color: white;
    padding: 15px 30px;
    border-radius: 25px;
    text-decoration: none;
    display: inline-block;
    margin-top: 20px;
    transition: all 0.3s ease;
    font-weight: bold;
}

.cta:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

@media (max-width: 768px) {
    .header h1 {
        font-size: 2em;
    }

    .header .subtitle {
        font-size: 1.1em;
    }

    .content {
        padding: 20px;
    }

    .section h2 {
        font-size: 1.8em;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }
}

.print-friendly {
    display: none;
}

@media print {
    body {
        background: white;
        color: black;
    }

    .presentation {
        box-shadow: none;
        border-radius: 0;
    }

    .header {
        background: #2c3e50 !important;
        -webkit-print-color-adjust: exact;
    }

    .print-friendly {
        display: block;
        page-break-before: always;
    }
}