/* Theme Variables and Animations */
:root {
    --font-heading: 'Racing Sans One', cursive;
    --font-body: 'Orbitron', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Galaxy Theme (Default) */
[data-theme="galaxy"] {
    --bg-primary: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 25%, #2d1b69 50%, #0a0e27 100%);
    --bg-secondary: rgba(138, 43, 226, 0.1);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --color-primary: #8a2be2;
    --color-secondary: #ff69b4;
    --color-accent: #00ffff;
    --text-primary: #0c0172;
    --text-secondary: #43b800;
    --border-color: rgba(138, 43, 226, 0.3);
    --shadow-glow: 0 0 20px rgba(138, 43, 226, 0.5);
}

/* Nebula Theme */
[data-theme="nebula"] {
    --bg-primary: linear-gradient(135deg, #1a0033 0%, #330066 25%, #660099 50%, #1a0033 100%);
    --bg-secondary: rgba(255, 0, 128, 0.1);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --color-primary: #ff0080;
    --color-secondary: #00ff80;
    --color-accent: #ffff00;
    --text-primary: #ffffff;
    --text-secondary: #ffb3d9;
    --border-color: rgba(255, 0, 128, 0.3);
    --shadow-glow: 0 0 25px rgba(255, 0, 128, 0.6);
}

/* Black Hole Theme */
[data-theme="blackhole"] {
    --bg-primary: radial-gradient(circle at center, #000000 0%, #1a1a1a 40%, #000000 100%);
    --bg-secondary: rgba(255, 69, 0, 0.1);
    --bg-glass: rgba(255, 255, 255, 0.02);
    --color-primary: #ff4500;
    --color-secondary: #ffd700;
    --color-accent: #ff6347;
    --text-primary: #ffffff;
    --text-secondary: #ffcccc;
    --border-color: rgba(255, 69, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(255, 69, 0, 0.7);
}

/* Cosmic Ice Theme */
[data-theme="cosmic-ice"] {
    --bg-primary: linear-gradient(135deg, #001a33 0%, #004d99 25%, #0099ff 50%, #001a33 100%);
    --bg-secondary: rgba(0, 255, 255, 0.1);
    --bg-glass: rgba(255, 255, 255, 0.08);
    --color-primary: #00ffff;
    --color-secondary: #4169e1;
    --color-accent: #87ceeb;
    --text-primary: #ffffff;
    --text-secondary: #b3e5ff;
    --border-color: rgba(0, 255, 255, 0.3);
    --shadow-glow: 0 0 20px rgba(0, 255, 255, 0.5);
}

/* Animated Background */
body {
    background: var(--bg-primary);
    background-size: 400% 400%;
    animation: galaxyShift 20s ease infinite;
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--text-primary);
    position: relative;
    overflow-x: hidden;
}

@keyframes galaxyShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Stars Animation */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, white, transparent),
        radial-gradient(2px 2px at 40px 70px, white, transparent),
        radial-gradient(1px 1px at 50px 50px, white, transparent),
        radial-gradient(1px 1px at 80px 10px, white, transparent),
        radial-gradient(2px 2px at 130px 80px, white, transparent);
    background-repeat: repeat;
    background-size: 200px 200px;
    animation: stars 10s linear infinite;
    opacity: 0.3;
    pointer-events: none;
    z-index: 1;
}

@keyframes stars {
    0% { transform: translateY(0); }
    100% { transform: translateY(-200px); }
}

/* Glassmorphism Effect */
.glass-morphism {
background-image: linear-gradient(to top, lightgrey 0%, lightgrey 1%, #e0e0e0 26%, #efefef 48%, #d9d9d9 75%, #bcbcbc 100%); /* background-image: linear-gradient(to right bottom, #009cff, #73abff, #a2bcff, #c5cefe, #e1e2fe, #e1e2fe, #e1e2fe, #e1e2fe, #c5cefe, #a2bcff, #73abff, #009cff);*/
  /*background: var(--bg-glass);*/
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 15px;
		box-shadow: 0 4px 30px rgba(237, 237, 237, 0.45);
    transition: var(--transition);
    position: relative;
    z-index: 2;
}

.glass-morphism:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow), 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* Glass Input Fields */
.glass-input {
    background: black !important;
    border: 1px solid var(--border-color) !important;
    color: white !important;
    backdrop-filter: blur(5px);
    transition: var(--transition);
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.1) !important;
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 15px var(--color-primary) !important;
    outline: none !important;
}

.glass-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

/* Floating Labels */
.form-floating > label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--color-primary);
    transform: scale(0.85) translateY(-0.5rem) translateX(0.15rem);
}

/* Pulse Animation for Interactive Elements */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 var(--color-primary);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(138, 43, 226, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(138, 43, 226, 0);
    }
}

.pulse-effect {
    animation: pulse 2s infinite;
}

/* Glow Text Effect */
.glow-text {
    text-shadow: 
        0 0 10px var(--color-primary),
        0 0 20px var(--color-primary),
        0 0 30px var(--color-primary);
    animation: textGlow 2s ease-in-out infinite alternate;
}

@keyframes textGlow {
    from {
        text-shadow: 
            0 0 10px var(--color-primary),
            0 0 20px var(--color-primary),
            0 0 30px var(--color-primary);
    }
    to {
        text-shadow: 
            0 0 20px var(--color-primary),
            0 0 30px var(--color-primary),
            0 0 40px var(--color-primary);
    }
}

/* Hover Effects */
.hover-scale {
    transition: var(--transition);
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* Loading Animation */
.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--bg-glass);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Gradient Border Animation */
.gradient-border {
    position: relative;
    background: var(--bg-glass);
    border-radius: 15px;
    padding: 3px;
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 15px;
    padding: 2px;
    background: linear-gradient(45deg, var(--color-primary), var(--color-secondary), var(--color-accent));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    animation: borderRotate 3s linear infinite;
}

@keyframes borderRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}