:root {
    --pl-bg: #f8f9fa;
    --pl-surface: #ffffff;
    --pl-text: #555555;
    --pl-muted: #7f8c8d;
    --pl-border: #e8ecef;
    --pl-primary: #3498db;
    --pl-accent: #2980b9;
    --pl-link: #3498db;
    --shadow: 0 2px 4px rgba(0,0,0,.1);
    --radius-xl: 4px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
    background: var(--pl-bg);
    color: var(--pl-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: var(--pl-link); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { width: min(1120px, 92vw); margin-inline: auto; }

header {
    position: sticky; top: 0; z-index: 50;
    background: #2c3e50;
    border-bottom: 1px solid #34495e;
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
    width: 36px; height: 36px; border-radius: 4px;
    object-fit: contain;
    box-shadow: 0 2px 4px rgba(0,0,0,.2);
}
.brand h1 { font-size: 18px; margin: 0; letter-spacing: .2px; color: #ffffff; }
.nav a { color: #ffffff; opacity: .9; }
.nav-links { display: flex; gap: 18px; align-items: center; }
.pill { padding: 8px 12px; border-radius: 4px; border: 1px solid rgba(255,255,255,.2); }

.language-switcher { display: flex; gap: 8px; }
.lang-link { font-size: 13px; font-weight: 600; }
.lang-link.active { border-color: var(--pl-primary); background: rgba(52, 152, 219, 0.2); }

.hero { padding: 56px 0 26px; }
.hero h2 { font-size: clamp(28px, 4vw, 44px); line-height: 1.15; margin: 0 0 8px; }
.hero p { margin: 0; color: var(--pl-muted); }

.search { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin: 24px 0 10px; }
.search input[type="search"] {
    width: 100%; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--pl-border);
    background: var(--pl-surface); color: var(--pl-text);
    outline: none; box-shadow: inset 0 2px 0 rgba(255,255,255,.03);
}
.search button {
    padding: 12px 16px; border-radius: 12px; border: 1px solid color-mix(in oklab, var(--pl-primary), black 45%);
    background: linear-gradient(180deg, var(--pl-primary), color-mix(in oklab, var(--pl-primary), black 25%));
    color: #ffffff; font-weight: 600; cursor: pointer;
    box-shadow: 0 10px 20px rgba(52, 152, 219, .25), inset 0 1px 0 rgba(255,255,255,.4);
}
.search button:hover { filter: brightness(1.05); }

.filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 24px; }
.chip {
    border: 1px solid var(--pl-border); border-radius: 999px; padding: 6px 10px; cursor: pointer;
    background: color-mix(in oklab, var(--pl-surface) 86%, transparent);
    color: var(--pl-text); font-size: 13px; opacity: .9;
}
.chip[aria-pressed="true"] {
    border-color: var(--pl-accent);
    box-shadow: 0 0 0 3px color-mix(in oklab, var(--pl-accent), transparent 70%);
}

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card {
    background: linear-gradient(180deg, color-mix(in oklab, var(--pl-surface), white 1%), var(--pl-surface));
    border: 1px solid var(--pl-border); border-radius: var(--radius-xl); padding: 16px; box-shadow: var(--shadow);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0,0,0,.45);
    border-color: color-mix(in oklab, var(--pl-border), var(--pl-accent));
}
.card h3 { margin: 0 0 6px; font-size: 18px; }
.desc { color: var(--pl-muted); font-size: 14px; }
.meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.tag {
    font-size: 12px; border: 1px dashed var(--pl-border); padding: 4px 8px; border-radius: 999px;
    color: var(--pl-muted);
}
.badge {
    font-size: 11px; padding: 3px 8px; border-radius: 999px; font-weight: 700; letter-spacing: .3px;
}
.badge.os {
    background: color-mix(in oklab, var(--pl-accent), white 70%);
    color: #14121a;
}
.badge.free {
    background: color-mix(in oklab, var(--pl-primary), white 80%);
    color: #14121a;
}
.actions { margin-top: 12px; display: flex; gap: 10px; }
.btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: 10px;
    border: 1px solid var(--pl-border); background: #ffffff; color: var(--pl-text);
    text-decoration: none;
}
.btn:hover { text-decoration: none; background: var(--pl-bg); }
.btn.primary {
    border-color: color-mix(in oklab, var(--pl-primary), black 40%);
    background: linear-gradient(180deg, color-mix(in oklab, var(--pl-primary), white 10%), color-mix(in oklab, var(--pl-primary), black 18%));
    color: #ffffff; font-weight: 700;
}

section { padding: 34px 0; }
section h2 { margin: 0 0 12px; font-size: 22px; letter-spacing: .2px; }

footer {
    margin-top: 36px; padding: 28px 0 48px; border-top: 1px solid var(--pl-border);
    background: color-mix(in oklab, var(--pl-bg) 92%, black 8%);
}
.footgrid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 16px; }
.note { font-size: 14px; color: var(--pl-muted); }
.linklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.small { font-size: 12px; color: var(--pl-muted); }

@media (max-width: 780px){
    .footgrid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
}