/* ==========================================================
   SODAPOP — Circular Soda Bubble Spinner
   Bubbles of varying sizes orbit in a circle, with a
   staggered fade to create a "chasing" trail effect.
   ========================================================== */

/* --- Color Variables --- */
:root {
    /* Light Mode */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F0F0F0;
    --text-primary: #333366;
    --text-secondary: #666666;
    /* Approximation for muted text */
    --accent-blue: #99CCFF;
    --accent-pink: #FFCCCC;
    --alert-color: #FF9999;
    --success-color: #33CC99;
    /* Derived from dark mode success for consistency if needed, or keep distinct */
    --card-bg: #FFFFFF;
    --border-color: #dee2e6;
    /* Bootstrap default or custom */
    --navbar-bg-light: #E0E0E0;
    --navbar-bg-dark: #444444;
}

[data-theme="dark"] {
    /* Dark Mode */
    --bg-primary: #333333;
    --bg-secondary: #2c2c2c;
    /* Slightly darker than main bg for contrast? or lighter? Description says #003366 for cards */
    --text-primary: #E0E0E0;
    /* Light text for dark mode */
    --text-secondary: #CCCCCC;
    --accent-blue: #99CCFF;
    --accent-pink: #FFCCCC;
    --alert-color: #FF9999;
    --success-color: #33CC99;
    --card-bg: #003366;
    --border-color: #444444;
    --navbar-bg-light: #E0E0E0;
    --navbar-bg-dark: #444444;
}

body {
    background-color: var(--bg-primary) !important;
    color: var(--text-primary) !important;
    transition: background-color 0.3s, color 0.3s;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.card {
    background-color: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.site-header {
    background-color: var(--bg-secondary);
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
}

.site-header h1 {
    margin-bottom: 0.2rem;
    font-weight: bold;
    color: var(--text-primary);
}

.site-header p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.navbar {
    background-color: var(--navbar-bg-light) !important;
    border-bottom: 1px solid var(--border-color);
    padding: 0.1rem 0;
}

.nav-link {
    padding-top: 0.005rem !important;
    padding-bottom: 0.005rem !important;
}

[data-theme="dark"] .navbar {
    background-color: var(--navbar-bg-dark) !important;
}

.site-footer {
    margin-top: auto;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 1rem 0;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.site-footer a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 0.5rem;
}

.site-footer a:hover {
    text-decoration: underline;
}

.navbar-brand,
.nav-item {
    margin: 0 1rem;
}

.nav-link {
    color: var(--text-primary) !important;
}

.nav-link.active {
    color: var(--accent-blue) !important;
    font-weight: bold;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-primary);
}

/* Custom Buttons */
.btn-primary {
    background-color: var(--accent-blue);
    border-color: var(--accent-blue);
    color: #000;
    /* Ensure readability on light blue */
}

.btn-primary:hover {
    background-color: #88bbff;
    border-color: #88bbff;
    color: #000;
}

.btn-secondary {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
}

/* Alerts */
.alert-danger {
    background-color: var(--accent-pink);
    color: #5a1e1e;
    /* Darker red for text contrast */
    border-color: var(--alert-color);
}

.alert-success {
    background-color: var(--success-color);
    color: #0f5132;
    border-color: #badbcc;
}

/* Dark Mode Toggle */
#theme-toggle {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    /* Adjust size as needed */
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5px;
    transition: transform 0.2s ease;
}

#theme-toggle:hover {
    transform: scale(1.1);
}

/* #theme-toggle {
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.2rem;
    padding: 0.5rem;
}

#theme-toggle:hover {
    color: var(--accent-blue);
} */

/* Footer if needed */
footer {
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: auto;
}

/* --- Spinner Container --- */
/* --- Spinner Container --- */
.soda-spinner {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    animation: spin 3s linear infinite;
    /* Slower animation */
}

/* --- Individual Bubble (Ring) --- */
.soda-spinner .bubble {
    position: absolute;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    background: transparent;
    border-width: 2px;
    border-style: solid;
    box-shadow: none;
}

/* --- Size Variants --- */
.bubble-xs {
    width: 8px;
    height: 8px;
    margin: -4px 0 0 -4px;
}

.bubble-sm {
    width: 11px;
    height: 11px;
    margin: -5.5px 0 0 -5.5px;
}

.bubble-md {
    width: 15px;
    height: 15px;
    margin: -7.5px 0 0 -7.5px;
}

.bubble-lg {
    width: 19px;
    height: 19px;
    margin: -9.5px 0 0 -9.5px;
}

.bubble-xl {
    width: 24px;
    height: 24px;
    margin: -12px 0 0 -12px;
}

/* --- VIBGYOR Colors --- */
.soda-spinner .bubble:nth-child(1) {
    border-color: #6a4c93;
    opacity: 1;
    transform: rotate(0deg) translateX(34px) rotate(0deg);
}

/* Violet */
.soda-spinner .bubble:nth-child(2) {
    border-color: #1982c4;
    opacity: 1;
    transform: rotate(45deg) translateX(34px) rotate(-45deg);
}

/* Indigo */
.soda-spinner .bubble:nth-child(3) {
    border-color: #a0c4ff;
    opacity: 1;
    transform: rotate(90deg) translateX(34px) rotate(-90deg);
}

/* Blue */
.soda-spinner .bubble:nth-child(4) {
    border-color: #9bf6ff;
    opacity: 1;
    transform: rotate(135deg) translateX(34px) rotate(-135deg);
}

/* Green (darker for visibility) */
.soda-spinner .bubble:nth-child(5) {
    border-color: #8ac926;
    opacity: 1;
    transform: rotate(180deg) translateX(34px) rotate(-180deg);
}

/* Yellow (Gold) */
.soda-spinner .bubble:nth-child(6) {
    border-color: #ffca3a;
    opacity: 1;
    transform: rotate(225deg) translateX(34px) rotate(-225deg);
}

/* Orange */
.soda-spinner .bubble:nth-child(7) {
    border-color: #ff924c;
    opacity: 1;
    transform: rotate(270deg) translateX(34px) rotate(-270deg);
}

/* Red */
.soda-spinner .bubble:nth-child(8) {
    border-color: #ff595e;
    opacity: 1;
    transform: rotate(315deg) translateX(34px) rotate(-315deg);
}

/* Violet Cycle */

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}