:root {
    /* "Light" Theme: Green Blackboard Simulation */
    --primary-color: #6366f1;
    /* Vibrant Indigo */
    --primary-hover: #4f46e5;
    --bg-light: #064e3b;
    /* Deep Forest Green Blackboard */
    --card-bg-light: rgba(0, 0, 0, 0.1);
    --text-light: #ffffff;
    --text-muted-light: rgba(255, 255, 255, 0.7);
    --border-light: rgba(255, 255, 255, 0.2);

    /* "Dark" Theme: Slate Blackboard Simulation */
    --bg-dark: #0f172a;
    /* Slate/Deep Blue Blackboard */
    --card-bg-dark: rgba(255, 255, 255, 0.05);
    --text-dark: #f1f5f9;
    --text-muted-dark: rgba(241, 245, 249, 0.6);
    --border-dark: rgba(255, 255, 255, 0.15);

    --success: #34d399;
    /* Bright Chalk Green */
    --danger: #f87171;
    /* Bright Chalk Red */

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg: var(--bg-light);
    --card-bg: var(--card-bg-light);
    --text: var(--text-light);
    --text-muted: var(--text-muted-light);
    --border: var(--border-light);
}

[data-theme="dark"] {
    --bg: var(--bg-dark);
    --card-bg: var(--card-bg-dark);
    --text: var(--text-dark);
    --text-muted: var(--text-muted-dark);
    --border: var(--border-dark);
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    transition: var(--transition);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    transition: var(--transition);
}

.score-row {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.text-primary {
    color: #ffffff !important;
    /* Set to white as per request for total/titles */
}

.btn-primary {
    background-color: var(--primary-color) !important;
    color: #ffffff !important;
    /* White text on indigo button */
    border: none;
    padding: 0.625rem 1.25rem;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--primary-hover) !important;
    transform: translateY(-1px);
}

.btn-light {
    background-color: #ffffff !important;
    border: none;
    color: #475569 !important;
    transition: var(--transition);
}

.btn-light:hover {
    background-color: #f8fafc !important;
    transform: translateY(-1px);
}

.btn-danger {
    background-color: var(--danger) !important;
    border: none;
    color: #ffffff !important;
    transition: var(--transition);
}

.btn-danger:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.text-muted {
    color: var(--text-muted) !important;
}

[data-theme="dark"] ::placeholder {
    color: rgba(248, 250, 252, 0.4) !important;
}

[data-theme="light"] ::placeholder {
    color: rgba(255, 255, 255, 0.4) !important;
}

.form-control,
.form-select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff !important;
    border-radius: 0.75rem;
    transition: var(--transition);
}

#clearMax {
    border-radius: 0 0.75rem 0.75rem 0 !important;
}

.form-control:focus,
.form-select:focus {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: none;
    color: #ffffff !important;
}

/* Fix Language Selector Theme */
select.lang-select {
    background-color: transparent !important;
    color: inherit !important;
    border: none !important;
    padding: 0.25rem 0.5rem !important;
    font-size: 0.875rem;
    box-shadow: none !important;
}

select.lang-select option {
    background-color: #ffffff !important;
    color: #475569 !important;
}

[data-theme="dark"] select.lang-select {
    background-color: transparent !important;
    color: inherit !important;
    border: none !important;
    box-shadow: none !important;
}

[data-theme="dark"] select.lang-select option {
    background-color: #1e293b !important;
    color: #f8fafc !important;
}

#voiceToggle,
#addScore,
.btn-delete-score {
    width: 38px !important;
    height: 38px !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 0.75rem !important;
}

#voiceToggle i,
#addScore i,
.btn-delete-score i {
    font-size: 1.1rem;
}

/* Force Rounded Squares for all buttons */
.btn {
    border-radius: 0.75rem !important;
}

.result-badge {
    padding: 1rem;
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.grade-success {
    background: rgba(52, 211, 153, 0.1) !important;
    color: var(--success) !important;
    border-color: var(--success) !important;
}

.grade-danger {
    background: rgba(239, 68, 68, 0.1) !important;
    color: var(--danger) !important;
    border-color: var(--danger) !important;
}

.grade-text-success {
    color: var(--success) !important;
}

.grade-text-danger {
    color: var(--danger) !important;
}

/* Dynamic label colors for the suggested grade card */
.lbl-suggested-success {
    color: var(--success) !important;
}

.lbl-suggested-danger {
    color: var(--danger) !important;
}

/* Improved language selector styles moved above */

.title-font {
    font-family: 'Fredoka', cursive;
}

.sciacqueten-title {
    font-size: 3.5rem;
    color: #ffffff !important;
}

@media (max-width: 768px) {
    .sciacqueten-title {
        font-size: 2.2rem;
    }
}

.footer {
    margin-top: auto;
    padding: 2rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
}

.footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.theme-toggle,
.lang-select {
    cursor: pointer;
}

.theme-toggle i {
    color: #ffffff !important;
    transition: var(--transition);
}

.theme-toggle:hover i {
    transform: rotate(15deg) scale(1.1);
    opacity: 0.8;
}

.btn-recording {
    background-color: var(--danger) !important;
    color: white !important;
    border-color: var(--danger) !important;
    animation: pulse-red 1.5s infinite;
}

@keyframes pulse-red {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(248, 113, 113, 0.7);
    }

    70% {
        transform: scale(1.1);
        box-shadow: 0 0 0 10px rgba(248, 113, 113, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(248, 113, 113, 0);
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Flip Card Animation */
.flip-card {
    background-color: transparent;
    perspective: 1000px;
    height: 100%;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    display: grid;
    grid-template-areas: "overlap";
}

.flip-card.flipped .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
    grid-area: overlap;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    display: block;
}

.flip-card-back {
    transform: rotateY(180deg);
}

/* Custom Switch Styling */
.format-switch {
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
    /* Darker background for visibility */
    padding: 3px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    user-select: none;
    position: relative;
    width: 80px;
    height: 36px;
}

.format-switch-option {
    flex: 1;
    text-align: center;
    font-size: 0.85rem;
    font-weight: bold;
    z-index: 1;
    transition: var(--transition);
    color: rgba(255, 255, 255, 0.6);
}

.format-switch-option.active {
    color: white;
}

.format-switch-slider {
    position: absolute;
    width: 36px;
    height: 28px;
    background: var(--primary-color) !important;
    border-radius: 15px;
    transition: var(--transition);
    left: 3px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.format-switch.mode-decimal .format-switch-slider {
    left: 40px;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Voice Recording Modal Styles */
#audioWaveCanvas {
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.2);
}

.pulse-icon {
    animation: pulseMic 1.5s infinite;
}

@keyframes pulseMic {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.2);
        opacity: 0.7;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.raw-voice-container {
    border: 1px solid var(--border);
    font-size: 0.9rem;
    font-family: monospace;
}