body {
    font-family: 'Segoe UI', Tahoma, Geneva, sans-serif;
    background-color: #f2f3f5;
    color: #333;
    margin: 0;
    padding: 0;
}

header {
    background-color: #1f2a44;
    color: #e1e4eb;
    text-align: center;
    padding: 70px;
    border-bottom: 4px solid #b0b5bd;
    position: relative;
}

header:before, header:after {
    content: '';
    position: absolute;
    top: 0;
    width: 60px;
    height: 60px;
    background-color: #b0b5bd;
}

header:before {
    left: 0;
    clip-path: polygon(0 0, 0% 100%, 100% 0);
}

header:after {
    right: 0;
    clip-path: polygon(100% 0, 100% 100%, 0 0);
}

h1 {
    font-size: 3.5em;
    margin: 0;
    letter-spacing: 0.08em;
}

p {
    font-size: 1.2em;
    margin-top: 15px;
    font-weight: 400;
    color: #b0b5bd;
}

.contact a {
    color: #00b3b3;
    font-weight: bold;
    margin: 0 15px;
    font-size: 1.1em;
    text-decoration: none;
    padding: 5px 10px;
    border: 2px solid transparent;
    border-radius: 8px;
}

.contact a:hover {
    color: #e1e4eb;
    border: 2px solid #00b3b3;
}

section {
    padding: 50px;
    max-width: 900px;
    margin: 40px auto;
    background-color: #fff;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    position: relative;
    border-left: 5px solid #1f2a44;
    border-right: 5px solid #1f2a44;
}

section:before, section:after {
    content: '';
    position: absolute;
    bottom: -10px;
    width: 40px;
    height: 40px;
    background-color: #1f2a44;
}

section:before {
    left: 0;
    clip-path: polygon(0 0, 0% 100%, 100% 0);
}

section:after {
    right: 0;
    clip-path: polygon(100% 0, 100% 100%, 0 0);
}

section p {
    color: #555;
    font-size: 1.1em;
    line-height: 1.6;
}

.project {
    margin-bottom: 20px;
    padding: 20px;
    border-left: 4px solid #00b3b3;
    background-color: #f2f3f5;
    border-radius: 10px;
}

.project a {
    text-decoration: none;
    color: #1f2a44;
    font-weight: bold;
}

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

.thesis {
    margin-bottom: 20px;
    padding: 20px;
    border-left: 4px solid #00b3b3;
    background-color: #f2f3f5;
    border-radius: 10px;
}

.thesis a {
    text-decoration: none;
    color: #1f2a44;
    font-weight: bold;
}

.thesis a:hover {
    text-decoration: underline;
}

.image-wrapper {
    background-color: white;
    padding: 10px;
    border-radius: 10px;
    margin-top: 20px;
    text-align: center;
}

.project-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
    margin: 0 auto;
}