* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg-1: #0a0118; --bg-2: #1a0b2e; --bg-3: #2d1b4e;
  --neon-purple: #a855f7; --neon-blue: #3b82f6; --neon-pink: #ec4899;
  --text: #f1f5f9; --text-muted: #94a3b8;
  --glass-bg: rgba(255,255,255,0.05); --glass-border: rgba(255,255,255,0.1);
}
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: linear-gradient(135deg, var(--bg-1), var(--bg-2), var(--bg-3));
  background-attachment: fixed;
  color: var(--text); min-height: 100vh; line-height: 1.6;
}
[dir="rtl"] body { font-family: 'Tahoma', 'Segoe UI', sans-serif; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }

header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px); background: rgba(10,1,24,0.7);
  border-bottom: 1px solid var(--glass-border);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 1rem 0; flex-wrap: wrap; gap: 1rem; }
.logo { font-size: 1.5rem; font-weight: 800; background: linear-gradient(90deg, var(--neon-purple), var(--neon-pink)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; text-decoration: none; }
.nav-links { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; transition: color .2s; }
.nav-links a:hover { color: var(--neon-purple); }
.lang-select {
  background: var(--glass-bg); color: var(--text); border: 1px solid var(--glass-border);
  border-radius: 8px; padding: 0.4rem 0.75rem; cursor: pointer;
}

.hero { text-align: center; padding: 4rem 1rem; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; margin-bottom: 1rem; background: linear-gradient(90deg, var(--neon-purple), var(--neon-blue), var(--neon-pink)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { color: var(--text-muted); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

.glass-card {
  background: var(--glass-bg); backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border); border-radius: 16px;
  padding: 1.75rem; margin-bottom: 1.5rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.tools-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-top: 2rem; }
.tool-card { display: block; text-decoration: none; color: var(--text); transition: transform .2s, box-shadow .2s; }
.tool-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(168,85,247,0.3); }
.tool-card h3 { color: var(--neon-purple); margin-bottom: 0.5rem; }
.tool-card p { color: var(--text-muted); font-size: 0.9rem; }

label { display: block; margin-bottom: 0.5rem; font-weight: 500; font-size: 0.9rem; }
input, textarea, select {
  width: 100%; padding: 0.75rem 1rem; background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border); border-radius: 10px; color: var(--text);
  font-size: 1rem; font-family: inherit; margin-bottom: 1rem;
  transition: border .2s, box-shadow .2s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--neon-purple); box-shadow: 0 0 0 3px rgba(168,85,247,0.2); }
textarea { resize: vertical; min-height: 120px; }

.btn-neon {
  display: inline-block; padding: 0.85rem 2rem; border: none; border-radius: 12px;
  background: linear-gradient(90deg, var(--neon-purple), var(--neon-pink));
  color: #fff; font-weight: 600; cursor: pointer; font-size: 1rem;
  transition: transform .15s, box-shadow .2s; box-shadow: 0 4px 20px rgba(168,85,247,0.4);
}
.btn-neon:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(236,72,153,0.5); }
.btn-neon:disabled { opacity: 0.6; cursor: not-allowed; }

.result-card { margin-top: 1.5rem; display: none; }
.result-card.visible { display: block; }
.result-card pre { white-space: pre-wrap; word-wrap: break-word; color: var(--text); font-family: inherit; line-height: 1.7; }
.copy-btn { margin-top: 1rem; padding: 0.5rem 1rem; background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 8px; color: var(--text); cursor: pointer; font-size: 0.85rem; }
.copy-btn:hover { border-color: var(--neon-purple); }

.loader { display: inline-block; width: 18px; height: 18px; border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff; border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: middle; margin-inline-end: 0.5rem; }
@keyframes spin { to { transform: rotate(360deg); } }

.error { color: #f87171; margin-top: 1rem; text-align: center; }
.thumb-result img { width: 100%; border-radius: 12px; margin-top: 1rem; }
.thumb-result a { display: inline-block; margin-top: 0.75rem; color: var(--neon-purple); text-decoration: none; }

footer { margin-top: 4rem; padding: 2rem 0; border-top: 1px solid var(--glass-border); text-align: center; color: var(--text-muted); }
footer a { color: var(--text-muted); margin: 0 0.5rem; text-decoration: none; }
footer a:hover { color: var(--neon-purple); }

@media (max-width: 600px) {
  .nav-links { gap: 0.75rem; font-size: 0.85rem; }
  .hero { padding: 2.5rem 1rem; }
}