:root {
    --bg: #ffffff;
    --main: #1d1d1f;
    --muted: #424245;
    --light: #86868b;
    --accent: #0066cc;
    --code: #f5f5f7;
    --border: rgba(0,0,0,0.08);
}

* { box-sizing: border-box; -webkit-font-smoothing: antialiased; margin: 0; padding: 0; }

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg);
    color: var(--main);
    line-height: 1.6;
    letter-spacing: -0.01em;
    min-height: 100vh;
    background-image: url("../images/background.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    background-attachment: fixed;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 100px 24px;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 80px;
    gap: 40px;
}

.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font: 500 11px "JetBrains Mono", monospace;
    background: rgba(0,0,0,0.04);
    padding: 6px 14px;
    border-radius: 20px;
    color: var(--muted);
    border: 1px solid var(--border);
    margin-bottom: 24px;
}

.dot {
    height: 8px;
    width: 8px;
    background: #28a745;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(40, 167, 69, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

h1 { font-size: 56px; font-weight: 700; letter-spacing: -0.04em; margin-bottom: 12px; line-height: 1.1; }
.hero-sub { font-size: 22px; color: var(--muted); font-weight: 400; }
.hero-sub strong { color: var(--main); font-weight: 600; }

.profile-wrap {
    position: relative;
    display: inline-flex;
    padding: 10px;
    border-radius: 34px;
    background: linear-gradient(145deg, rgba(10, 29, 51, 0.92), rgba(25, 71, 114, 0.78));
    box-shadow: 0 18px 40px rgba(10, 29, 51, 0.16);
}

.profile-wrap::before {
    content: "";
    position: absolute;
    inset: -10px;
    border-radius: inherit;
    background: radial-gradient(circle at 30% 30%, rgba(92, 170, 255, 0.35), transparent 62%);
    filter: blur(18px);
    z-index: -1;
}

.profile-img {
    width: 120px;
    height: 120px;
    border-radius: 24px;
    object-fit: cover;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: block;
}
.profile-img:hover { transform: scale(1.05) rotate(2deg); }

section { margin-bottom: 80px; }
h2 { font-size: 22px; font-weight: 700; margin-bottom: 30px; letter-spacing: -0.02em; text-transform: none; color: var(--main); border-bottom: 1px solid var(--border); padding-bottom: 10px; }
.about-text { font-size: 18px; color: var(--muted); line-height: 1.8; }

.skills { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.tag {
    display: flex;
    align-items: center;
    gap: 8px;
    font: 500 13px "JetBrains Mono", monospace;
    background: rgba(255,255,255,0.7);
    padding: 10px 16px;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
}
.tag img { width: 18px; height: 18px; }
.tag:hover {
    background: #fff;
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0,102,204,0.1);
    color: var(--accent);
}

.card {
    text-decoration: none;
    color: inherit;
    display: block;
    padding: 32px 0;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}
.card:hover { padding-left: 12px; }
.card:hover h3 { color: var(--accent); }
.label { font: 600 11px "JetBrains Mono", monospace; color: var(--accent); text-transform: uppercase; display: block; margin-bottom: 12px; }
.card h3 { font-size: 24px; font-weight: 600; margin-bottom: 8px; transition: color 0.3s; }
.card p { font-size: 16px; color: var(--muted); }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }

footer {
    margin-top: 100px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copy {
    font-size: 12px;
    color: var(--light);
}

.social { display: flex; gap: 24px; }
.social-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--light);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}
.social-link img { width: 16px; height: 16px; opacity: 0.6; }
.social-link:hover { color: var(--accent); }

@media (max-width: 640px) {
    header { flex-direction: column-reverse; align-items: flex-start; gap: 24px; }
    h1 { font-size: 40px; }
    .grid { grid-template-columns: 1fr; gap: 0; }
    footer { flex-direction: column; gap: 32px; align-items: flex-start; }
    .profile-wrap { padding: 8px; border-radius: 28px; }
    .profile-img { width: 80px; height: 80px; }
}