/* Unified stylesheet for SpendSomeTime */
:root{
  --bg: #f7fbff;
  --panel: #ffffff;
  --panel-weak: #ffffffcc;
  --border: #e1efff;
  --accent: #ff7eb9;
  --accent2: #58d9ff;
  --text: #0f1724;
  --muted: #586069;
  --success: #22c55e;
  --shadow: 0 8px 24px rgba(15,23,36,0.06);
  --radius: 12px;
  --focus: 3px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* Layout */
nav{position:fixed;top:0;left:0;right:0;background:rgba(255,255,255,0.9);backdrop-filter:blur(6px);border-bottom:1px solid var(--border);box-shadow:var(--shadow);z-index:1000}
.nav-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem}
.logo{font-weight:700;font-size:1.25rem;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none}
.nav-links{display:flex;gap:1rem;align-items:center}
.nav-links a{color:var(--text);text-decoration:none;font-weight:600;font-size:0.95rem;padding:0.5rem;border-radius:8px}
.nav-links a:hover,.nav-links a:focus{color:var(--accent2);outline:none;background:transparent}

main{max-width:1100px;margin:0 auto;padding:3rem 1.25rem;margin-top:84px}

/* Cards and sections */
.card, .panel, .skill, .game-container, .question{background:var(--panel-weak);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem}
.card{box-shadow:var(--shadow)}
.skill, .skill-card{background:var(--panel-weak);}

h1{font-size:2.25rem;margin:0 0 0.75rem;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
p{color:var(--muted);margin:0}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:0.6rem 1rem;border-radius:10px;border:1px solid transparent;cursor:pointer;font-weight:600}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn:focus{outline:none;box-shadow:0 0 0 var(--focus) rgba(88,217,255,0.15)}

/* Forms and inputs */
input[type=search], input[type=text], select, textarea{width:100%;padding:0.65rem;border-radius:10px;border:1px solid var(--border);background:#fff}
input:focus, select:focus, textarea:focus{outline:none;box-shadow:0 0 0 var(--focus) rgba(88,217,255,0.12);border-color:var(--accent2)}

/* Utility components */
.stats-banner{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;padding:1rem;border-radius:14px}
.quick-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.quick-action-card{padding:1.5rem;border-radius:14px}
.progress-bar{height:10px;background:var(--border);border-radius:6px;overflow:hidden}
.progress-bar-inner{height:100%;width:0;background:var(--accent2);transition:width 0.3s}

.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}
.skill-card{padding:1rem;border-radius:12px;display:flex;flex-direction:column}
.skill-card h3{margin:0 0 .5rem}
.skill-tags{display:flex;flex-wrap:wrap;gap:0.4rem;margin-bottom:0.75rem}
.tag{padding:0.25rem 0.6rem;border-radius:999px;background:linear-gradient(135deg,rgba(255,126,185,0.12),rgba(88,217,255,0.12));color:var(--accent);font-weight:600;font-size:0.8rem}

.filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;padding:1rem;border-radius:12px}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Responsive tweaks */
@media (max-width:800px){.nav-content{padding:0.75rem 1rem}.nav-links{gap:0.5rem}.skills-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* Accessibility focus styles for keyboard users */
:focus{outline:3px solid rgba(88,217,255,0.18);outline-offset:2px}

/* footer */
footer{padding:2rem 1rem;text-align:center;color:var(--muted);border-top:1px solid var(--border);background:transparent}