:root {
    --bg-main: #141414;
    --accent-burgundy: #8C1F35;
    --accent-gold: #A37B00;
    --text-main: #D9D9D9;
    --text-dark: #000000;
    --transition: all 0.3s ease;
}

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

body {
    font-family: Georgia, 'Times New Roman', serif;
    line-height: 1.6;
    color: var(--text-main);
    background-color: var(--bg-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow-x: auto;
}

/* Film grain / noise texture */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E"),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 1px,
            rgba(0, 0, 0, 0.02) 1px,
            rgba(0, 0, 0, 0.02) 2px
        );
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 850px;
    min-width: 300px;
    width: max(300px, min(100%, 850px));
    background: var(--bg-main);
    border: 5px solid var(--accent-burgundy);
    padding: 50px 40px;
    text-align: center;
    position: relative;
    z-index: 1;
    box-shadow: 
        inset 0 0 30px rgba(0, 0, 0, 0.8),
        0 4px 8px rgba(0, 0, 0, 0.6),
        0 8px 16px rgba(0, 0, 0, 0.4);
    transform: rotate(-0.5deg);
}

.profile-image {
    width: 150px;
    height: 150px;
    border: 6px solid var(--accent-gold);
    margin: 0 auto 30px;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
    background: var(--bg-main);
    padding: 5px;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.8),
        0 4px 8px rgba(0, 0, 0, 0.6);
    transform: rotate(1deg);
}

.profile-header {
    margin-bottom: 40px;
    position: relative;
}

.profile-name {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-main);
    margin-bottom: 10px;
    letter-spacing: 4px;
    text-transform: uppercase;
    text-shadow: 
        2px 2px 0 var(--text-dark),
        4px 4px 0 rgba(0, 0, 0, 0.8);
    transform: rotate(0.3deg);
}

.profile-alias {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 15px;
    letter-spacing: 3px;
    text-transform: uppercase;
    text-shadow: 
        1px 1px 0 var(--text-dark),
        2px 2px 0 rgba(0, 0, 0, 0.6);
    transform: rotate(-0.4deg);
}

.profile-title {
    font-size: 1.2rem;
    color: var(--text-main);
    margin-bottom: 15px;
    font-weight: 600;
    letter-spacing: 1px;
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.8);
}

.profile-location {
    font-size: 1rem;
    color: var(--accent-burgundy);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.8);
    transform: rotate(0.2deg);
}

.profile-location::before {
    content: "📍";
    font-size: 1.2rem;
}

.social-links {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-top: 50px;
}

.social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background: rgba(20, 20, 20, 0.8);
    border: 4px solid var(--accent-burgundy);
    text-decoration: none;
    color: var(--text-main);
    transition: var(--transition);
    aspect-ratio: 1 / 1;
    position: relative;
    overflow: hidden;
    box-shadow: 
        inset 0 0 15px rgba(0, 0, 0, 0.9),
        0 2px 4px rgba(0, 0, 0, 0.6);
}

.social-link:nth-child(1) {
    transform: rotate(-0.8deg);
}

.social-link:nth-child(2) {
    transform: rotate(0.6deg);
}

.social-link:nth-child(3) {
    transform: rotate(-0.5deg);
}

.social-link:nth-child(4) {
    transform: rotate(0.7deg);
}

.social-link:nth-child(5) {
    transform: rotate(-0.4deg);
}

.social-link:nth-child(6) {
    transform: rotate(0.3deg);
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(140, 31, 53, 0.3), transparent);
    transition: left 0.5s;
}

.social-link:hover::before {
    left: 100%;
}

.social-link:nth-child(1):hover {
    transform: translateY(-3px) rotate(-0.8deg) !important;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.9),
        0 4px 8px rgba(0, 0, 0, 0.8),
        0 0 0 2px var(--accent-gold);
    border-color: var(--accent-gold);
    background: rgba(20, 20, 20, 0.95);
}

.social-link:nth-child(2):hover {
    transform: translateY(-3px) rotate(0.6deg) !important;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.9),
        0 4px 8px rgba(0, 0, 0, 0.8),
        0 0 0 2px var(--accent-gold);
    border-color: var(--accent-gold);
    background: rgba(20, 20, 20, 0.95);
}

.social-link:nth-child(3):hover {
    transform: translateY(-3px) rotate(-0.5deg) !important;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.9),
        0 4px 8px rgba(0, 0, 0, 0.8),
        0 0 0 2px var(--accent-gold);
    border-color: var(--accent-gold);
    background: rgba(20, 20, 20, 0.95);
}

.social-link:nth-child(4):hover {
    transform: translateY(-3px) rotate(-0.4deg) !important;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.9),
        0 4px 8px rgba(0, 0, 0, 0.8),
        0 0 0 2px var(--accent-gold);
    border-color: var(--accent-gold);
    background: rgba(20, 20, 20, 0.95);
}

.social-link:nth-child(5):hover {
    transform: translateY(-3px) rotate(0.7deg) !important;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.9),
        0 4px 8px rgba(0, 0, 0, 0.8),
        0 0 0 2px var(--accent-gold);
    border-color: var(--accent-gold);
    background: rgba(20, 20, 20, 0.95);
}

.social-link:nth-child(6):hover {
    transform: translateY(-3px) rotate(0.3deg) !important;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.9),
        0 4px 8px rgba(0, 0, 0, 0.8),
        0 0 0 2px var(--accent-gold);
    border-color: var(--accent-gold);
    background: rgba(20, 20, 20, 0.95);
}

.social-link:focus {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

.social-icon {
    width: 36px;
    height: 36px;
    margin-bottom: 15px;
    transition: var(--transition);
    filter: drop-shadow(1px 1px 2px rgba(0, 0, 0, 0.8));
}

.social-link:hover .social-icon {
    transform: scale(1.1);
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.9));
}

.social-label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.8);
    white-space: nowrap;
}

.social-link:hover .social-label {
    font-weight: 900;
    color: var(--accent-gold);
}

/* Icon colors */
.icon-x,
img.icon-x {
    filter: brightness(0) invert(1);
}

.social-link[href*="x.com"]:hover .icon-x {
    filter: brightness(0) invert(1);
}

.icon-email,
img.icon-email {
    filter: brightness(0) invert(1);
}

.social-link[href*="mailto"]:hover .icon-email {
    filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(30deg);
}

.icon-github,
img.icon-github {
    filter: brightness(0) invert(1);
}

.social-link[href*="github.com"]:hover .icon-github {
    filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(30deg);
}

.icon-qiita {
    fill: var(--text-main);
}

.social-link[href*="qiita"]:hover .icon-qiita {
    fill: var(--accent-gold);
}

.icon-oncyber,
img.icon-oncyber {
    /* SVG file already has white fill */
    width: 36px;
    height: 36px;
    max-width: 36px;
    max-height: 36px;
    object-fit: contain;
    flex-shrink: 0;
}

.social-link[href*="oncyber"]:hover .icon-oncyber {
    filter: sepia(1) saturate(5) hue-rotate(30deg);
}

.social-link[href*="oncyber"] {
    padding: 12px 8px;
}

.social-link[href*="oncyber"] .social-label {
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.icon-blog,
img.icon-blog {
    filter: brightness(0) invert(1);
}

.social-link[href*="two-pack.github.io"]:hover .icon-blog {
    filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(330deg);
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 40px 25px;
        max-width: 100%;
        transform: rotate(0deg);
    }

    .profile-name {
        font-size: 2rem;
        letter-spacing: 2px;
        transform: rotate(0deg);
    }

    .profile-alias {
        font-size: 1.1rem;
        transform: rotate(0deg);
    }

    .profile-title {
        font-size: 1rem;
    }

    .profile-image {
        width: 120px;
        height: 120px;
        transform: rotate(0deg);
    }

    .profile-location {
        transform: rotate(0deg);
    }

    .social-links {
        grid-template-columns: repeat(6, 1fr);
        gap: 20px;
        margin-top: 50px;
    }

    .social-link:nth-child(1) {
        grid-column: 1 / 3;
    }

    .social-link:nth-child(2) {
        grid-column: 3 / 5;
    }

    .social-link:nth-child(3) {
        grid-column: 5 / 7;
    }

    .social-link:nth-child(4) {
        grid-column: 1 / 3;
    }

    .social-link:nth-child(5) {
        grid-column: 3 / 5;
    }

    .social-link:nth-child(6) {
        grid-column: 5 / 7;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }

    .social-link:nth-child(1) {
        transform: rotate(-0.8deg);
    }

    .social-link:nth-child(2) {
        transform: rotate(0.6deg);
    }

    .social-link:nth-child(3) {
        transform: rotate(-0.5deg);
    }

    .social-link:nth-child(4) {
        transform: rotate(0.7deg);
    }

    .social-link:nth-child(5) {
        transform: rotate(-0.4deg);
    }

    .social-link:nth-child(6) {
        transform: rotate(0.3deg);
    }

    .social-link {
        padding: 8px;
        aspect-ratio: 1 / 1;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0;
        min-width: 0;
        width: 100%;
    }

    .social-link:nth-child(1):hover {
        transform: translateY(-3px) rotate(-0.8deg) !important;
    }

    .social-link:nth-child(2):hover {
        transform: translateY(-3px) rotate(0.6deg) !important;
    }

    .social-link:nth-child(3):hover {
        transform: translateY(-3px) rotate(-0.5deg) !important;
    }

    .social-link:nth-child(4):hover {
        transform: translateY(-3px) rotate(-0.4deg) !important;
    }

    .social-link:nth-child(5):hover {
        transform: translateY(-3px) rotate(0.7deg) !important;
    }

    .social-link:nth-child(6):hover {
        transform: translateY(-3px) rotate(0.3deg) !important;
    }

    .social-icon {
        width: 36px;
        height: 36px;
        margin-bottom: 15px;
    }

    .icon-oncyber,
    img.icon-oncyber,
    .social-link:nth-child(6) .social-icon,
    .social-link:nth-child(6) img.social-icon,
    .social-link[href*="oncyber"] .social-icon,
    .social-link[href*="oncyber"] img {
        width: 36px !important;
        height: 36px !important;
        max-width: 36px !important;
        max-height: 36px !important;
        min-width: 36px !important;
        min-height: 36px !important;
        object-fit: contain !important;
        flex-shrink: 0 !important;
        display: block !important;
    }

    .social-link[href*="oncyber"] {
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
        align-items: center !important;
        aspect-ratio: 1 / 1 !important;
        width: 100% !important;
        min-width: 0 !important;
    }

    .social-label {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
        min-width: 320px;
    }

    .container {
        padding: 30px 20px;
        border-width: 4px;
        min-width: 300px;
        width: max(300px, calc(100vw - 20px));
    }

    .profile-name {
        font-size: 1.75rem;
        letter-spacing: 1px;
    }

    .profile-alias {
        font-size: 1rem;
    }

    .profile-image {
        width: 100px;
        height: 100px;
        border-width: 4px;
    }

    .social-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        margin-top: 40px;
    }

    .social-link:nth-child(1) {
        grid-column: 1 / 2;
        transform: rotate(-0.8deg);
    }

    .social-link:nth-child(2) {
        grid-column: 2 / 3;
        transform: rotate(0.6deg);
    }

    .social-link:nth-child(3) {
        grid-column: 1 / 2;
        transform: rotate(-0.5deg);
    }

    .social-link:nth-child(4) {
        grid-column: 2 / 3;
        transform: rotate(-0.4deg);
    }

    .social-link:nth-child(5) {
        grid-column: 1 / 2;
        transform: rotate(0.7deg);
    }

    .social-link:nth-child(6) {
        grid-column: 2 / 3;
        transform: rotate(0.3deg);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }

    .social-link {
        padding: 8px;
        background: rgba(20, 20, 20, 0.8);
        border: 4px solid var(--accent-burgundy);
        box-shadow: 
            inset 0 0 15px rgba(0, 0, 0, 0.9),
            0 2px 4px rgba(0, 0, 0, 0.6);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0;
        aspect-ratio: 1 / 1;
        min-height: auto;
        min-width: 0;
        width: 100%;
        box-sizing: border-box;
    }

    .social-link:nth-child(1):hover {
        transform: translateY(-3px) rotate(-0.8deg) !important;
    }

    .social-link:nth-child(2):hover {
        transform: translateY(-3px) rotate(0.6deg) !important;
    }

    .social-link:nth-child(3):hover {
        transform: translateY(-3px) rotate(-0.5deg) !important;
    }

    .social-link:nth-child(4):hover {
        transform: translateY(-3px) rotate(-0.4deg) !important;
    }

    .social-link:nth-child(5):hover {
        transform: translateY(-3px) rotate(0.7deg) !important;
    }

    .social-link:nth-child(6):hover {
        transform: translateY(-3px) rotate(0.3deg) !important;
    }

    .social-link::before {
        display: block;
    }

    .social-icon {
        width: 32px;
        height: 32px;
        margin-bottom: 10px;
        flex-shrink: 0;
    }

    .icon-oncyber,
    img.icon-oncyber,
    .social-link:nth-child(6) .social-icon,
    .social-link:nth-child(6) img.social-icon,
    .social-link[href*="oncyber"] .social-icon,
    .social-link[href*="oncyber"] img {
        width: 32px !important;
        height: 32px !important;
        max-width: 32px !important;
        max-height: 32px !important;
        min-width: 32px !important;
        min-height: 32px !important;
        object-fit: contain !important;
        flex-shrink: 0 !important;
        display: block !important;
    }

    .social-link[href*="oncyber"] {
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
        align-items: center !important;
        aspect-ratio: 1 / 1 !important;
        width: 100% !important;
        min-width: 0 !important;
    }

    .social-label {
        font-size: 0.9rem;
    }
}

/* Print styles */
@media print {
    body {
        background: white;
    }

    .container {
        box-shadow: none;
        border: 2px solid #000;
        transform: none;
    }

    .social-link {
        transform: none !important;
    }

    .social-link:hover {
        transform: none !important;
    }
}