:root[data-theme="dark"] {
    --bg-color: #03060a;
    --surface-color: rgba(9,13,20,0.97);
    --text-main: #F5F6F8;
    --text-muted: #8E92A2;
    --accent-glow-1: #00e5ff;
    --accent-glow-2: #9b51e0;
    --accent-success: #00ff66;
    --accent-danger: #ff4444;
    --border-color: rgba(255,255,255,0.07);
    --code-bg: #06090E;
    --card-bg: rgba(9,13,20,0.6);
    --skill-on: rgba(0,255,102,0.15);
    --skill-off: rgba(255,68,68,0.1);
}

:root[data-theme="light"] {
    --bg-color: #F2F4F8;
    --surface-color: rgba(255,255,255,0.96);
    --text-main: #101219;
    --text-muted: #5F6473;
    --accent-glow-1: #00b8cc;
    --accent-glow-2: #823bc2;
    --accent-success: #00aa44;
    --accent-danger: #cc0000;
    --border-color: rgba(0,0,0,0.09);
    --code-bg: #EAEFF5;
    --card-bg: rgba(255,255,255,0.8);
    --skill-on: rgba(0,170,68,0.1);
    --skill-off: rgba(204,0,0,0.08);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    transition: background 0.3s ease;
}

.blob1, .blob2 {
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.15;
}

.blob1 { top: 10%; right: 10%; background: radial-gradient(circle, var(--accent-glow-1) 0%, transparent 70%); }
.blob2 { bottom: 10%; left: 5%; background: radial-gradient(circle, var(--accent-glow-2) 0%, transparent 70%); }

header {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    position: relative;
    z-index: 10;
}

.logo {
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
}

.controls-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

button, select, .mode-btn {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 16px;
    font-size: 11px;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 20px;
    transition: 0.3s;
}

button:hover, select:hover, .mode-btn:hover {
    background: var(--text-main);
    color: var(--bg-color);
}

button.primary {
    background: linear-gradient(135deg, var(--accent-glow-1), var(--accent-glow-2));
    color: #000;
    border: none;
}

main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 24px 60px;
    position: relative;
    z-index: 5;
}

h1 {
    font-family: 'Playfair Display', serif;
    font-size: 52px;
    text-align: center;
    margin-bottom: 16px;
}

.subtitle {
    text-align: center;
    font-size: 17px;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.stats-bar {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    justify-content: center;
}

.stat-pill {
    background: var(--code-bg);
    border-radius: 40px;
    padding: 8px 20px;
    font-size: 12px;
    border: 1px solid var(--border-color);
}

.toolbar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    justify-content: space-between;
    align-items: center;
}

.search-filter {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.search-filter input, .search-filter select {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 40px;
    color: var(--text-main);
}

.view-toggle {
    display: flex;
    gap: 4px;
    background: var(--code-bg);
    border-radius: 40px;
    padding: 4px;
}

.view-btn {
    background: none;
    border: none;
    padding: 6px 12px;
    border-radius: 30px;
    font-size: 12px;
    cursor: pointer;
    color: var(--text-main);
}

.view-btn.active {
    background: var(--accent-glow-1);
    color: #000;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.skill-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 20px;
    transition: 0.3s;
}

.skill-card.skill-on {
    border-left: 4px solid var(--accent-success);
    background: var(--skill-on);
}

.skill-card.skill-off {
    border-left: 4px solid var(--accent-danger);
    background: var(--skill-off);
    opacity: 0.7;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-name {
    font-size: 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.skill-category {
    font-size: 9px;
    background: var(--code-bg);
    padding: 4px 8px;
    border-radius: 20px;
    color: var(--text-muted);
}

.skill-desc {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.skill-params {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
    display: none;
}

.skill-params.show {
    display: block;
}

.param-row {
    margin-bottom: 10px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.param-row label {
    font-size: 10px;
    width: 100px;
    text-transform: uppercase;
}

.param-row input {
    flex: 1;
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 6px 10px;
    color: var(--text-main);
    font-size: 11px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--accent-danger);
    transition: 0.3s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--accent-success);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

.json-panel {
    background: var(--code-bg);
    border-radius: 24px;
    padding: 24px;
    margin-top: 32px;
    border: 1px solid var(--border-color);
}

.json-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.format-selector {
    display: flex;
    gap: 8px;
}

.format-btn {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 11px;
    cursor: pointer;
    color: var(--text-main);
}

.format-btn.active {
    background: var(--accent-glow-1);
    color: #000;
}

pre {
    background: var(--bg-color);
    padding: 16px;
    border-radius: 16px;
    overflow-x: auto;
    font-size: 11px;
    font-family: monospace;
    max-height: 400px;
    overflow-y: auto;
}

.flex-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
    justify-content: center;
}

.premium-locked {
    background: linear-gradient(135deg, rgba(155,81,224,0.1), rgba(0,229,255,0.05));
    border: 1px solid var(--accent-glow-2);
    border-radius: 24px;
    padding: 24px;
    text-align: center;
    margin-top: 48px;
}

.premium-locked h3 {
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    margin-bottom: 12px;
}

.btn-premium {
    background: var(--accent-glow-2);
    color: #fff;
    padding: 12px 28px;
    border-radius: 40px;
    text-decoration: none;
    display: inline-block;
    margin-top: 16px;
    font-weight: 600;
}

.recommendation-box {
    background: var(--code-bg);
    border-radius: 16px;
    padding: 16px;
    margin-top: 16px;
    border-left: 3px solid var(--accent-glow-1);
}

footer {
    text-align: center;
    padding: 40px 24px;
    font-size: 11px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
}

@media (max-width: 700px) {
    .skills-grid { grid-template-columns: 1fr; }
    .toolbar { flex-direction: column; align-items: stretch; }
}

.hidden { display: none; }