/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700&display=swap');

:root {
    --bg-color: #050505;
    --card-bg: rgba(20, 20, 20, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
    --primary-accent: #00F0FF;
    --secondary-accent: #7000FF;
    --text-main: #E0E0E0;
    --text-muted: #A0A0A0;
    --success: #00FF41;
    --error: #FF003C;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', 'Inter', sans-serif; /* Tech feel headers */
    color: #fff;
}

/* Glassmorphism Utilities */
.glass-panel {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    border-radius: 12px;
}

/* Navbar */
.navbar {
    background: rgba(5, 5, 5, 0.8) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.navbar-brand {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    color: var(--primary-accent) !important;
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.nav-link {
    color: var(--text-main) !important;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-accent) !important;
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-accent);
    border-color: var(--primary-accent);
    color: #000;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #00cce0;
    border-color: #00cce0;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.6);
    color: #000;
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--secondary-accent);
    color: -var(--text-main);
}

.btn-secondary:hover {
    background-color: var(--secondary-accent);
    box-shadow: 0 0 15px rgba(112, 0, 255, 0.5);
}

/* Cards & Forms */
.card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
}

.form-control {
    background-color: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
}

.form-control:focus {
    background-color: rgba(0, 0, 0, 0.5);
    border-color: var(--primary-accent);
    color: #fff;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.footer {
    border-top: 1px solid var(--glass-border);
    background: rgba(5, 5, 5, 0.9);
    color: var(--text-muted);
}

/* Chat Overflows */
#chatHistory {
    max-height: 65vh;
    min-height: 65vh;
    scrollbar-width: thin;
    scrollbar-color: var(--glass-border) transparent;
}

#chatHistory::-webkit-scrollbar {
    width: 6px;
}

#chatHistory::-webkit-scrollbar-track {
    background: transparent;
}

#chatHistory::-webkit-scrollbar-thumb {
    background-color: var(--glass-border);
    border-radius: 20px;
}