/* 🌌 Global background */
body {
    background: radial-gradient(
        1200px circle at top,
        #1b1f3b,
        #0f1225 60%
    );
    color: #e8ebff;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

/* 🧭 Header */
.app-header {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 64px;
    margin-bottom: 14px;

    background: rgba(20, 22, 45, 0.65);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);

    border-bottom: 1px solid rgba(255,255,255,0.08);
    box-shadow:
        0 8px 30px rgba(0,0,0,0.45),
        inset 0 1px 0 rgba(255,255,255,0.05);
}

/* ✨ Logo Text */
.logo-glow {
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 1px;

    background: linear-gradient(
        135deg,
        #a78bfa,
        #22d3ee
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;

    text-shadow:
        0 0 14px rgba(167,139,250,0.35),
        0 0 26px rgba(34,211,238,0.2);
}

/* 🔥 Hover pulse */
.logo-glow:hover {
    text-shadow:
        0 0 20px rgba(167,139,250,0.6),
        0 0 36px rgba(34,211,238,0.35);
}

/* 💬 Chat container */
.chatbot {
    height: 75vh !important;
    max-height: 75vh !important;

    max-width: 92vw;
    margin: 0 auto 20px auto;

    background: rgba(255,255,255,0.02);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.4);
}

/* ⚙️ Settings Card */
.settings-card {
    background: rgba(255,255,255,0.07);
    border-radius: 20px;
    padding: 18px;
    margin-bottom: 14px;

    backdrop-filter: blur(18px);
    border: 1px solid rgba(255,255,255,0.14);

    box-shadow:
        0 10px 32px rgba(0,0,0,0.45),
        inset 0 1px 0 rgba(255,255,255,0.05);
}

/* ⚙️ Settings title */
.settings-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 14px;
    color: #c7d2fe;
    letter-spacing: 0.5px;
}

/* ⚙️ Setting rows */
.settings-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 0;
    font-size: 14px;
    color: #e0e7ff;
}

/* 🏷️ Badges */
.settings-badge {
    background: linear-gradient(
        135deg,
        rgba(167,139,250,0.25),
        rgba(34,211,238,0.25)
    );
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    color: #ffffff;

    box-shadow:
        0 4px 14px rgba(34,211,238,0.35);
}