:root {
    --primary: #a78bfa;
    --accent: #22d3ee;
    --bg-dark: #07070a;
    --card-bg: rgba(15, 15, 20, 0.85);
    --text-main: #ffffff;
    --text-muted: #a1a1aa;
    --glow: rgba(167, 139, 250, 0.2);
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-font-smoothing: antialiased; }
body { min-height: 100vh; display: flex; justify-content: center; align-items: center; background-color: var(--bg-dark); font-family: 'Outfit', sans-serif; color: var(--text-main); padding: 2rem; }
.background-decorations { position: absolute; width: 100%; height: 100%; z-index: -1; overflow: hidden; top: 0; left: 0; }
.blob { position: absolute; width: 30vw; height: 30vw; background: radial-gradient(circle, rgba(167, 139, 250, 0.1) 0%, transparent 70%); border-radius: 50%; filter: blur(60px); animation: blobMove 15s infinite alternate ease-in-out; }
.b1 { top: 10%; left: 10%; }
.b2 { bottom: 10%; right: 10%; background: radial-gradient(circle, rgba(34, 211, 238, 0.1) 0%, transparent 70%); }
.b3 { top: 50%; left: 50%; transform: translate(-50%, -50%); width: 50vw; height: 50vw; background: radial-gradient(circle, rgba(16, 16, 16, 1) 0%, transparent 100%); }
@keyframes blobMove { 0% { transform: translate(0, 0) scale(1); } 100% { transform: translate(10vw, 5vw) scale(1.1); } }
.glass-card { background: var(--card-bg); backdrop-filter: blur(28px) saturate(180%); -webkit-backdrop-filter: blur(28px) saturate(180%); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 32px; padding: 3rem 2rem; width: 100%; max-width: 440px; text-align: center; box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6); animation: cardEntrance 0.8s cubic-bezier(0.16, 1, 0.3, 1); margin: auto; }
@keyframes cardEntrance { 0% { opacity: 0; transform: translateY(30px); } 100% { opacity: 1; transform: translateY(0); } }
.icon-wrapper { position: relative; width: 100px; height: 100px; margin: 0 auto 1.5rem; display: flex; justify-content: center; align-items: center; }
.main-icon { width: 100%; height: 100%; object-fit: contain; border-radius: 20%; animation: float 4s ease-in-out infinite; z-index: 2; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.subtitle { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 2rem; line-height: 1.5; }
.tabs-container { display: flex; background: rgba(255,255,255,0.05); border-radius: 12px; padding: 4px; margin-bottom: 1.5rem; gap: 4px; }
.tab-btn { flex: 1; background: transparent; border: none; color: var(--text-muted); padding: 0.6rem; border-radius: 8px; font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all 0.3s; box-shadow: none; }
.tab-btn:hover { transform: none; background: rgba(255,255,255,0.03); }
.tab-btn.active { background: var(--primary); color: #fff; box-shadow: 0 4px 12px rgba(167, 139, 250, 0.3); }
.input-group { position: relative; margin-bottom: 1.2rem; }
input { width: 100%; background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 14px; padding: 1rem 1.2rem; color: #fff; font-size: 1rem; outline: none; transition: all 0.3s; }
input:focus { border-color: var(--primary); background: rgba(255, 255, 255, 0.08); }
button { width: 100%; background: linear-gradient(135deg, var(--primary), #8b5cf6); color: #fff; border: none; padding: 1rem; border-radius: 14px; font-weight: 700; cursor: pointer; transition: transform 0.2s, box-shadow 0.3s; overflow: hidden; position: relative; }
button:hover { transform: translateY(-2px); box-shadow: 0 10px 25px rgba(167, 139, 250, 0.3); }
.divider { height: 1px; background: linear-gradient(to right, transparent, rgba(255,255,255,0.1), transparent); margin: 2.5rem 0; }
.instruction-section { text-align: left; }
.instruction-section h3 { font-size: 1.1rem; margin-bottom: 1.5rem; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; }
.steps { display: flex; flex-direction: column; gap: 1.2rem; }
.step { display: flex; align-items: flex-start; gap: 1rem; }
.step-num { width: 24px; height: 24px; background: rgba(167, 139, 250, 0.2); border: 1px solid var(--primary); border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: bold; color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.step p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.4; }
.server-ip-box { background: rgba(255, 255, 255, 0.05); border: 1px dashed rgba(167, 139, 250, 0.5); padding: 0.75rem 1.25rem; border-radius: 12px; cursor: pointer; display: flex; flex-direction: column; align-items: center; transition: all 0.3s; width: fit-content; margin: 0 auto; }
.server-ip-box:hover { background: rgba(167, 139, 250, 0.1); border-color: var(--primary); transform: scale(1.02); }
.server-ip-box code { font-family: 'Courier New', monospace; color: var(--accent); font-weight: bold; font-size: 1.1rem; letter-spacing: 0.5px; }
.copy-tooltip { font-size: 0.7rem; color: var(--text-muted); margin-top: 6px; opacity: 0.7; font-weight: 500; }
.feedback-text { margin-top: 1.5rem; font-size: 0.85rem; height: 0; opacity: 0; transition: all 0.3s; padding: 0 1rem; border-radius: 8px; }
.feedback-text.show { height: auto; padding: 0.8rem 1rem; opacity: 1; }
.feedback-text.success { background: rgba(74, 222, 128, 0.1); color: #4ade80; border: 1px solid rgba(74, 222, 128, 0.2); }
.feedback-text.error { background: rgba(248, 113, 113, 0.1); color: #f87171; border: 1px solid rgba(248, 113, 113, 0.2); }
.feedback-text.info { background: rgba(96, 165, 250, 0.1); color: #60a5fa; border: 1px solid rgba(96, 165, 250, 0.2); }
@media (max-width: 480px) { .glass-card { padding: 2rem 1.5rem; } }