/* VARIABLES & COLOR PALETTE */
:root {
    --bg-main: #121214;
    --bg-card: #18181b;
    --bg-element: #222225;
    --bg-element-hover: #2a2a2e;

    --border-color: #27272a;
    --border-color-hover: #3f3f46;

    --text-primary: #f4f4f5;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;

    --transition: 0.15s ease-in-out;
}

/* RESET & BASE STYLES */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 40px 16px;
    
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

/* MAIN CONTAINER & CARD */
.container {
    max-width: 760px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
}

/* SECTION TITLE */
.section-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.section-title i {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* HEADER INFO */
.profile-header {
    display: flex;
    align-items: flex-start;
    gap: 24px;
}

.profile-avatar-wrapper {
    flex-shrink: 0;
}

.profile-avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
    background-color: var(--bg-element);
}

.profile-info {
    flex-grow: 1;
}

.profile-top-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 4px;
}

.profile-name {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.profile-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.profile-details-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    margin-bottom: 16px;
    font-size: 0.83rem;
}

.detail-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--bg-element);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.detail-item i {
    color: var(--text-muted);
    font-size: 0.78rem;
}

/* STATUS PULSE */
.status-pulse-wrapper {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    background-color: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background-color var(--transition), border-color var(--transition);
}

.status-pulse-wrapper:hover {
    background-color: var(--bg-element);
    border-color: var(--border-color);
}

.status-pulse {
    position: relative;
    width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.status-pulse-wrapper.available .dot-core {
    background-color: #4ade80;
}
.status-pulse-wrapper.available .dot-ring {
    border-color: #4ade80;
}
.status-pulse-wrapper.available .status-text-default,
.status-pulse-wrapper.available .status-text-hover {
    color: #4ade80;
}

.status-pulse-wrapper.busy .dot-core,
.status-pulse-wrapper.unavailable .dot-core {
    background-color: #ef4444;
}
.status-pulse-wrapper.busy .dot-ring,
.status-pulse-wrapper.unavailable .dot-ring {
    border-color: #ef4444;
}
.status-pulse-wrapper.busy .status-text-default,
.status-pulse-wrapper.busy .status-text-hover,
.status-pulse-wrapper.unavailable .status-text-default,
.status-pulse-wrapper.unavailable .status-text-hover {
    color: #ef4444;
}

.dot-core {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    position: relative;
    z-index: 2;
}

.dot-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid currentColor;
    animation: statusRingExpand 2s cubic-bezier(0.2, 0.6, 0.3, 1) infinite;
}

@keyframes statusRingExpand {
    0% {
        width: 10px;
        height: 10px;
        opacity: 0.9;
    }
    100% {
        width: 28px;
        height: 28px;
        opacity: 0;
    }
}

.status-text-default,
.status-text-hover {
    font-size: 0.82rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    transition: max-width 0.5s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.4s ease;
}

.status-text-default {
    max-width: 160px;
    opacity: 1;
}

.status-text-hover {
    max-width: 0;
    opacity: 0;
}

.status-pulse-wrapper:hover .status-text-default {
    max-width: 0;
    opacity: 0;
}

.status-pulse-wrapper:hover .status-text-hover {
    max-width: 140px;
    opacity: 1;
}

.profile-bio {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 20px;
    text-align: justify;
}

.profile-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    background-color: var(--bg-element);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    transition: background-color var(--transition), border-color var(--transition);
}

.btn:hover {
    background-color: var(--bg-element-hover);
    border-color: var(--border-color-hover);
}

/* STATS */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.stat-item {
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
}

.stat-num {
    font-size: 1.4rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* SKILLS */
.skills-container {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.skill-category-title {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    font-size: 0.85rem;
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.skill-tag.featured {
    border-color: var(--border-color-hover);
    color: var(--text-primary);
    font-weight: 500;
}

/* PROJECTS */
.projects-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.project-item {
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: border-color var(--transition);
}

.project-item:hover {
    border-color: var(--border-color-hover);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.project-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.project-links {
    display: flex;
    gap: 12px;
}

.project-link {
    color: var(--text-muted);
    font-size: 1.1rem;
    text-decoration: none;
    transition: color var(--transition);
}

.project-link:hover {
    color: var(--text-primary);
}

.project-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
    line-height: 1.5;
}

.project-tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    background-color: var(--bg-main);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

/* FOOTER & SOCIALS */
.socials-dock-wrapper {
    text-align: center;
    margin-bottom: 24px;
}

.socials-dock {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: 8px 16px;
    max-width: 100%;
    flex-wrap: wrap;
}

.social-btn {
    position: relative;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    text-decoration: none;
    transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1), 
                background-color 0.25s ease, 
                border-color 0.25s ease, 
                color 0.25s ease;
    will-change: transform;
}

.social-tooltip {
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color-hover);
    font-size: 0.72rem;
    font-weight: 500;
    font-family: var(--font-main);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    z-index: 10;
}

.social-btn:hover .social-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-2px);
}

.social-btn:hover {
    transform: scale(1.35) translateY(-8px);
    background-color: var(--bg-element-hover);
    color: var(--text-primary);
    border-color: var(--border-color-hover);
    z-index: 5;
}

.social-btn:hover + .social-btn {
    transform: scale(1.15) translateY(-4px);
    z-index: 4;
}

.social-btn:has(+ .social-btn:hover) {
    transform: scale(1.15) translateY(-4px);
    z-index: 4;
}

.footer-info {
    padding-top: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.footer-slogan {
    font-family: var(--font-mono);
    font-style: italic;
    color: var(--text-secondary);
    font-size: 0.88rem;
}

.footer-author {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* RESPONSIVE STYLES */
@media (max-width: 600px) {
    body {
        padding: 20px 12px;
    }

    .card {
        padding: 20px 16px;
    }

    .profile-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .profile-meta-tags {
        justify-content: center;
    }

    .profile-actions {
        justify-content: center;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

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

    .footer-info {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}