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

body {
    font-family: 'Inter', sans-serif;
    background: #f4f4f6;
    color: #1e1e2a;
    line-height: 1.5;
    padding-top: 4rem;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #ffffffdd;
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #e0e0e8;
    z-index: 100;
    padding: 0.8rem 1.5rem;
}
.nav-list {
    display: flex;
    justify-content: center;
    gap: 2rem;
    list-style: none;
    flex-wrap: wrap;
}
.nav-link {
    text-decoration: none;
    color: #3a3a4a;
    font-weight: 500;
    padding: 0.3rem 0.6rem;
    transition: 0.2s;
    font-size: 0.9rem;
}
.nav-link:hover {
    color: #000;
    background: #e8e8ec;
    border-radius: 30px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 1.25rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.03), 0 1px 2px rgba(0, 0, 0, 0.05);
    padding: 2rem;
}

.header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #e8e8ec;
}

.avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: #eaeef2;
}
.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.avatar:hover {
    transform: scale(1.02);
    transition: 0.2s;
}

.title h1 {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.3px;
    color: #1a1a2a;
    margin-bottom: 0.2rem;
}
.title p {
    font-size: 1rem;
    color: #5a5a6e;
}
.location {
    margin-top: 0.5rem;
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}
.location span {
    font-size: 0.8rem;
    background: #f0f0f4;
    padding: 0.2rem 0.8rem;
    border-radius: 20px;
    color: #3a3a4a;
}
.contact-links {
    margin-left: auto;
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}
.contact-links a, .contact-btn {
    background: #f0f0f4;
    padding: 0.5rem 1rem;
    border-radius: 30px;
    text-decoration: none;
    color: #2a2a3a;
    font-size: 0.9rem;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid #e0e0e6;
    cursor: pointer;
}
.contact-links a:hover, .contact-btn:hover {
    background: #e6e6ec;
    color: #111;
    border-color: #cacad2;
    transform: translateY(-1px);
}

.section {
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #e8e8ec;
}
.section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border-left: 2px solid #c0c0cc;
    padding-left: 0.8rem;
    color: #2a2a3a;
}

.two-columns {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}
.column {
    flex: 1;
    min-width: 200px;
}
.column h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: #2a2a3a;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skills-list, .lang-list, .hobby-list, .achievements, .contact-list {
    list-style: none;
}
.skills-list li, .lang-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #efeff3;
    font-size: 0.95rem;
}
.skills-list li span, .lang-list li span {
    color: #5a5a6e;
    font-size: 0.8rem;
    background: #f2f2f6;
    padding: 0.2rem 0.7rem;
    border-radius: 20px;
}
.hobby-list li, .achievements li {
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: #3a3a4a;
}
.achievements li {
    padding-left: 0.3rem;
    border-left: 1px solid #dcdce4;
}

.education-item {
    margin-bottom: 1.2rem;
}
.education-item h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e1e2a;
}
.date {
    font-size: 0.75rem;
    color: #6a6a7e;
    margin-top: 0.2rem;
}
.desc {
    font-size: 0.85rem;
    color: #5a5a6e;
    margin-top: 0.3rem;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.8rem;
}
.tag {
    background: #f2f2f6;
    padding: 0.2rem 0.8rem;
    border-radius: 20px;
    font-size: 0.7rem;
    color: #3a3a4a;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.2rem;
    margin-top: 1rem;
}
.project-item {
    background: #fafafc;
    border-radius: 0.8rem;
    padding: 1rem;
    border: 1px solid #ececf0;
    transition: 0.2s;
}
.project-item:hover {
    border-color: #c0c0cc;
}
.project-item i {
    font-size: 1.8rem;
    color: #5a5a6e;
    margin-bottom: 0.5rem;
}
.project-item h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}
.project-item p {
    font-size: 0.85rem;
    color: #5a5a6e;
    margin-bottom: 0.6rem;
}
.project-tech {
    font-size: 0.7rem;
    background: #e8e8ec;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    display: inline-block;
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}
.contact-list a {
    color: #2a2a3a;
    text-decoration: none;
    border-bottom: 1px dotted #aaa;
}
.contact-list a:hover {
    color: #000;
}
.copy-text {
    background: #f0f0f4;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-family: monospace;
}
.copy-btn {
    background: #e8e8ec;
    border: none;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.7rem;
    cursor: pointer;
}
.copy-btn:hover {
    background: #d0d0d8;
}

.submit-btn {
    background: #e6e6ec;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 2rem;
    color: #2a2a3a;
    font-weight: 500;
    cursor: pointer;
    transition: 0.2s;
}
.submit-btn:hover {
    background: #d6d6de;
}

dialog {
    background: #ffffff;
    border: 1px solid #e0e0e8;
    border-radius: 1rem;
    padding: 0;
    max-width: 480px;
    width: 90%;
    margin: auto;
    position: fixed;
    inset: 0;
    box-shadow: 0 20px 30px -10px rgba(0, 0, 0, 0.1);
}
dialog::backdrop {
    background: rgba(0, 0, 0, 0.4);
}
.modal-content {
    padding: 1.5rem;
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
}
.modal-header h3 {
    font-size: 1.3rem;
    font-weight: 500;
    color: #1e1e2a;
}
.close-btn {
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: #888;
    transition: 0.2s;
}
.close-btn:hover {
    color: #000;
}
#contactForm label {
    display: block;
    margin-bottom: 1rem;
}
#contactForm span {
    display: block;
    margin-bottom: 0.3rem;
    font-size: 0.8rem;
    color: #5a5a6e;
}
#contactForm input, #contactForm textarea {
    width: 100%;
    background: #fafafc;
    border: 1px solid #e0e0e8;
    border-radius: 0.5rem;
    padding: 0.7rem;
    color: #1e1e2a;
    font-family: inherit;
    font-size: 0.9rem;
}
#contactForm input:focus, #contactForm textarea:focus {
    outline: none;
    border-color: #b0b0c0;
}
.form-note {
    font-size: 0.7rem;
    color: #7a7a8e;
    text-align: center;
    margin-top: 1rem;
}

@media (max-width: 780px) {
    body {
        padding-top: 3rem;
    }
    .navbar {
        padding: 0.5rem;
    }
    .nav-list {
        gap: 1rem;
    }
    .container {
        padding: 1rem;
    }
    .header {
        flex-direction: column;
        align-items: flex-start;
    }
    .contact-links {
        margin-left: 0;
        width: 100%;
        justify-content: flex-start;
    }
    .two-columns {
        flex-direction: column;
        gap: 1rem;
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
}