/* ===========================
   Skills Page — Dark Green Game HUD
   =========================== */
:root {
    --bg-dark: #0A1F13;
    --bg-panel: #0F2918;
    --bg-card: #122E1A;
    --bg-card-hover: #163520;
    --bg-tab: #1B3D23;
    --bg-tab-active: #FF5722;
    --border-green: rgba(255,255,255,0.08);
    --border-active: rgba(255,87,34,0.5);
    --accent-orange: #FF5722;
    --accent-orange-dim: rgba(255,87,34,0.18);
    --accent-green-bright: #4ADE80;
    --accent-green-dim: rgba(74,222,128,0.15);
    --accent-yellow: #FACC15;
    --text-white: #FFFFFF;
    --text-light: #C8D5CC;
    --text-muted: #6B8C77;
    --text-mono: #A3C4AE;
    --progress-bg: rgba(255,255,255,0.08);
    --progress-fill: #4ADE80;
    --tag-bg: rgba(255,255,255,0.07);
    --tag-border: rgba(255,255,255,0.12);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
/* ===========================
   Reset & Base
   =========================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-white);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: var(--font-primary); }
/* ===========================
   Navbar (same dark style)
   =========================== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: #060F09;
    border-bottom: 1px solid var(--border-green);
}
.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.logo-circle {
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 2.5px solid var(--accent-orange);
    display: flex; align-items: center; justify-content: center;
    transition: transform var(--transition-bounce);
}
.logo-circle:hover { transform: scale(1.1) rotate(15deg); }
.logo-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--accent-orange); }
.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-link {
    padding: 0.5rem 0.85rem;
    font-size: 0.875rem; font-weight: 500;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--text-white); background: rgba(255,255,255,0.06); }
.nav-link.active::after {
    content: '';
    position: absolute; bottom: 2px; left: 50%;
    transform: translateX(-50%);
    width: 18px; height: 2px;
    background: var(--accent-orange);
    border-radius: 2px;
}
.nav-cta {
    padding: 0.55rem 1.4rem;
    font-size: 0.85rem; font-weight: 600;
    color: #fff;
    background: var(--accent-orange);
    border: none; border-radius: var(--radius-full);
    transition: all var(--transition);
    white-space: nowrap;
}
.nav-cta:hover {
    background: #e64a19;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255,87,34,0.35);
}
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: all var(--transition); }
/* ===========================
   Skills Page Layout
   =========================== */
.skills-page {
    min-height: 100vh;
    padding: 100px 2rem 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}
/* ===========================
   Header
   =========================== */
.skills-header { text-align: center; }
.skills-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--text-white);
    text-transform: uppercase;
}
.skills-title .dot { color: var(--accent-orange); margin: 0 0.5rem; }
.skills-subtitle {
    margin-top: 0.5rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
}
/* ===========================
   Category Tabs
   =========================== */
.category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}
.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.3rem;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-light);
    background: var(--bg-tab);
    border: 1.5px solid var(--border-green);
    border-radius: var(--radius-sm);
    transition: all var(--transition-bounce);
}
.tab-btn:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-2px);
}
.tab-btn.active {
    background: var(--bg-tab-active);
    border-color: var(--accent-orange);
    color: #fff;
    box-shadow: 0 0 16px rgba(255,87,34,0.3);
}
.tab-icon { font-size: 1rem; }
/* ===========================
   Main Content Grid
   =========================== */
.skills-content {
    width: 100%;
    max-width: 1280px;
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 1.5rem;
    align-items: start;
}
/* ===========================
   Active Panel (Left)
   =========================== */
.active-panel {
    background: var(--bg-panel);
    border: 1.5px solid var(--border-green);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    animation: panelIn 0.35s ease-out both;
}
@keyframes panelIn {
    from { opacity: 0; transform: translateX(-16px); }
    to   { opacity: 1; transform: translateX(0); }
}
.active-panel-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.active-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-md);
    background: var(--bg-tab);
    border: 1.5px solid rgba(255,255,255,0.1);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem;
    flex-shrink: 0;
}
.active-info { display: flex; flex-direction: column; gap: 0.3rem; }
.active-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--text-white);
}
.active-level {
    display: flex; align-items: center; gap: 0.4rem;
    font-size: 0.78rem; color: var(--accent-yellow);
    font-weight: 600;
}
.star { font-size: 0.9rem; }
/* Section Labels */
.section-label {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.7rem; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.9rem;
}
.section-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}
.equipment-dot { background: var(--accent-orange); box-shadow: 0 0 6px rgba(255,87,34,0.6); }
.achievement-dot { background: var(--accent-green-bright); box-shadow: 0 0 6px rgba(74,222,128,0.5); }
/* Equipment Tags */
.equipment-tags {
    display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.eq-tag {
    padding: 0.4rem 0.9rem;
    font-size: 0.78rem; font-weight: 600;
    color: var(--text-white);
    background: var(--tag-bg);
    border: 1.5px solid var(--tag-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-bounce);
    cursor: default;
}
.eq-tag:hover {
    border-color: var(--accent-orange);
    color: var(--accent-orange);
    background: var(--accent-orange-dim);
    transform: translateY(-2px);
}
/* Achievement List */
.achievement-list { display: flex; flex-direction: column; gap: 0.6rem; }
.achievement-item {
    display: flex; align-items: flex-start; gap: 0.6rem;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-green);
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    color: var(--text-light);
    line-height: 1.5;
    transition: all var(--transition);
}
.achievement-item:hover {
    border-color: rgba(74,222,128,0.25);
    background: rgba(74,222,128,0.05);
}
.achievement-check {
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--accent-green-dim);
    border: 1.5px solid var(--accent-green-bright);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
    font-size: 0.6rem;
    color: var(--accent-green-bright);
}
/* ===========================
   Right Column
   =========================== */
.right-col {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}
/* Avatar Card */
.avatar-card {
    background: var(--bg-panel);
    border: 1.5px solid var(--border-active);
    border-radius: var(--radius-lg);
    padding: 1rem;
    position: relative;
    overflow: hidden;
    text-align: center;
}
.avatar-card::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at top, rgba(255,87,34,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.avatar-rank {
    position: absolute; top: 0.75rem; left: 0.75rem;
    font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em;
    background: var(--bg-card); border: 1px solid var(--border-green);
    border-radius: var(--radius-sm); padding: 0.2rem 0.55rem;
    color: var(--accent-yellow);
    text-transform: uppercase;
}
.avatar-img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    object-position: center top;
    border-radius: var(--radius-md);
    transition: transform 0.4s ease;
}
.avatar-card:hover .avatar-img { transform: scale(1.03); }
.avatar-stats {
    display: flex; gap: 0.5rem;
    margin-top: 0.75rem; justify-content: center;
}
.avatar-stat {
    display: inline-flex; align-items: center; gap: 0.4rem;
    background: #060F09;
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.72rem; font-weight: 600;
}
.stat-l { color: var(--text-muted); }
.stat-v { color: var(--accent-green-bright); }
/* Category Summary Cards */
.category-cards { display: flex; flex-direction: column; gap: 0.6rem; }
.cat-card {
    background: var(--bg-card);
    border: 1.5px solid var(--border-green);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    display: flex; align-items: center; gap: 0.85rem;
    cursor: pointer;
    transition: all var(--transition-bounce);
}
.cat-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255,255,255,0.15);
    transform: translateX(4px);
}
.cat-card.active-cat {
    border-color: var(--accent-orange);
    background: rgba(255,87,34,0.08);
}
.cat-card-icon {
    width: 38px; height: 38px;
    border-radius: var(--radius-sm);
    background: var(--bg-tab);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; flex-shrink: 0;
}
.cat-card-info { flex: 1; min-width: 0; }
.cat-card-title {
    font-size: 0.78rem; font-weight: 700;
    letter-spacing: 0.05em; text-transform: uppercase;
    color: var(--text-white);
    margin-bottom: 0.4rem;
}
.cat-card-sub {
    font-size: 0.68rem; color: var(--text-muted);
    margin-bottom: 0.5rem;
}
.progress-bar-bg {
    height: 4px;
    background: var(--progress-bg);
    border-radius: 4px;
    overflow: hidden;
}
.progress-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    width: 0%;
}
.fill-orange { background: linear-gradient(90deg, #FF5722, #FF8C00); }
.fill-blue   { background: linear-gradient(90deg, #3B82F6, #06B6D4); }
.fill-purple { background: linear-gradient(90deg, #A855F7, #EC4899); }
.fill-green  { background: linear-gradient(90deg, #4ADE80, #22D3EE); }
.active-indicator {
    width: 24px; height: 24px;
    border-radius: 50%;
    background: var(--accent-orange);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; opacity: 0;
    transition: opacity var(--transition);
}
.cat-card.active-cat .active-indicator { opacity: 1; }
.active-indicator svg { width: 12px; height: 12px; stroke: #fff; stroke-width: 2.5; }
/* ===========================
   Pie Chart Section
   =========================== */
.pie-chart-section {
    margin-top: 0.85rem;
    border-top: 1px solid var(--border-green);
    padding-top: 0.85rem;
}
.pie-label-row {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.65rem; font-weight: 700;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}
.pie-section-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--accent-orange);
    box-shadow: 0 0 6px rgba(255,87,34,0.7);
    flex-shrink: 0;
}
/* Pie Wrapper — relative for tooltip positioning */
.pie-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}
/* SVG */
.pie-svg {
    width: 180px;
    height: 180px;
    overflow: visible;
    display: block;
    margin: 0 auto;
}
/* Pie slices */
.pie-slice {
    cursor: pointer;
    transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1), filter 0.2s ease;
    transform-origin: 100px 100px;
}
.pie-slice:hover {
    transform: scale(1.07);
    filter: brightness(1.25);
}
.pie-slice.active-slice {
    transform: scale(1.1);
    filter: brightness(1.3);
}
/* Center text in SVG */
.pie-center-label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 11px;
    font-weight: 800;
    fill: #FFFFFF;
    letter-spacing: 0.1em;
}
.pie-center-sub {
    font-family: 'Inter', sans-serif;
    font-size: 8px;
    font-weight: 500;
    fill: #6B8C77;
    letter-spacing: 0.06em;
}
/* Tooltip */
.pie-tooltip {
    position: absolute;
    top: -48px;
    left: 50%;
    transform: translateX(-50%);
    background: #060F09;
    border: 1.5px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    padding: 0.4rem 0.85rem;
    display: flex; align-items: center; gap: 0.5rem;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease, top 0.2s ease;
    white-space: nowrap;
    z-index: 10;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.pie-tooltip.visible {
    opacity: 1;
    top: -54px;
}
.pie-tooltip::after {
    content: '';
    position: absolute;
    bottom: -6px; left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid rgba(255,255,255,0.12);
}
.pie-tooltip-name {
    font-size: 0.78rem; font-weight: 700;
    color: #fff;
}
.pie-tooltip-pct {
    font-size: 0.78rem; font-weight: 800;
    color: var(--accent-orange);
}
/* Legend */
.pie-legend {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem 0.6rem;
    margin-top: 0.75rem;
}
.legend-item {
    display: flex; align-items: center; gap: 0.45rem;
    cursor: pointer;
    padding: 0.3rem 0.5rem;
    border-radius: 6px;
    transition: background 0.2s ease;
}
.legend-item:hover { background: rgba(255,255,255,0.05); }
.legend-dot {
    width: 9px; height: 9px;
    border-radius: 50%;
    flex-shrink: 0;
}
.legend-name {
    font-size: 0.7rem; font-weight: 600;
    color: var(--text-light);
    white-space: nowrap;
}
.legend-pct {
    font-size: 0.65rem; font-weight: 700;
    color: var(--text-muted);
    margin-left: auto;
}
/* ===========================
   Responsive
   =========================== */
@media (max-width: 1024px) {
    .skills-content { grid-template-columns: 1fr; }
    .right-col { flex-direction: row; flex-wrap: wrap; }
    .avatar-card { flex: 1; min-width: 220px; }
    .category-cards { flex: 2; min-width: 260px; }
}
@media (max-width: 768px) {
    .skills-page { padding: 90px 1rem 2rem; gap: 1.25rem; }
    .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0;
        background: #060F09; flex-direction: column; padding: 1rem 2rem;
        border-bottom: 1px solid var(--border-green); }
    .nav-links.active { display: flex; }
    .nav-link { padding: 0.75rem 0; width: 100%; }
    .nav-cta { display: none; }
    .nav-toggle { display: flex; }
    .right-col { flex-direction: column; }
    .active-panel { padding: 1.25rem; }
    .category-tabs { gap: 0.4rem; }
    .tab-btn { padding: 0.5rem 0.9rem; font-size: 0.7rem; }
}
@media (max-width: 480px) {
    .skills-title { font-size: 1.6rem; }
    .tab-btn { padding: 0.45rem 0.7rem; }
}