h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Quiz Participant app styles (mobile-first) */

:root {
    --color-primary: #8b9a6e;
    --color-primary-dark: #5f694b;
    --color-primary-light: #e8ebe2;
    --color-accent: #5f694b;
    --color-success: #8b9a6e;
    --color-danger: #f43f5e;
    --color-text: #2e2c24;
    --color-text-muted: #7a7568;
    --color-border: #eeeeee;
    --color-surface: #f7f2eb;
    --color-bg: #eae2d6;
    --gradient-brand: linear-gradient(135deg, #8b9a6e, #5f694b);
    --shadow-card: 0 4px 20px rgba(139, 154, 110, 0.18);
    --radius-lg: 18px;
    --radius-md: 12px;
    --font-display: "Baloo 2", system-ui, sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    background: radial-gradient(circle at 50% 0%, #f7f2eb 0%, #eae2d6 55%, #eae2d6 100%) fixed;
    color: var(--color-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-text-size-adjust: 100%;
}

h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 700;
}

.brand {
    display: block;
    text-align: center;
    padding: 1rem 1rem 0;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2.0rem;
    color: var(--color-accent);
    text-decoration: none;
}

.app-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

input, button {
    font: inherit;
}

button, .answer-options button {
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
    min-height: 44px;
}

input {
    touch-action: manipulation;
}

label {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
    font-size: 0.95rem;
}

input {
    font-weight: normal;
    padding: 0.75rem;
    font-size: 1.1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

button {
    width: 100%;
    cursor: pointer;
    padding: 0.9rem;
    font-size: 1.1rem;
    font-weight: 700;
    border: none;
    background: var(--gradient-brand);
    color: white;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 14px rgba(139, 154, 110, 0.3);
    transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

button:active {
    transform: scale(0.98);
}

button:disabled {
    opacity: 0.5;
    box-shadow: none;
}

.join-page, .play-page, .participant-lobby {
    width: 100%;
    max-width: 380px;
    margin: 1.5rem;
    background: var(--color-surface);
    padding: 2.25rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    text-align: center;
}

.join-page form {
    text-align: left;
}

.join-error {
    color: var(--color-danger);
    font-size: 0.9rem;
}

.avatar-picker-label {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.avatar-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.avatar-option {
    display: inline-flex;
    margin: 0;
    padding: 4px;
    border-radius: 50%;
    font-weight: normal;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.avatar-option:hover {
    background-color: var(--color-primary-light);
}

.avatar-option input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.avatar-option img {
    display: block;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid transparent;
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.avatar-option:hover img {
    transform: scale(1.08);
}

.avatar-option input:checked + img {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.my-avatar {
    display: block;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    margin: 0.5rem auto;
    box-shadow: 0 0 0 4px var(--color-primary-light);
}

.avatar-thumb {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Question screen */

.question-page {
    width: 100%;
    max-width: 420px;
    margin: 1.5rem;
}

.question-header {
    display: flex;
    justify-content: space-between;
    color: var(--color-text-muted);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.question-timer {
    font-variant-numeric: tabular-nums;
    font-family: var(--font-display);
    color: var(--color-accent);
}

.answer-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.answer-options button {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    text-align: left;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    box-shadow: var(--shadow-card);
}

.answer-options button:hover {
    border-color: var(--color-primary);
}

.answer-truefalse {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.answer-multiselect {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.multiselect-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    box-shadow: var(--shadow-card);
}

.multiselect-option input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    accent-color: var(--color-primary);
}

.answer-numeric {
    background: var(--color-surface);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    text-align: center;
}

.answer-numeric input[type="range"] {
    width: 100%;
    accent-color: var(--color-primary);
}

.numeric-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent);
    margin: 0.75rem 0;
}

/* Final results */

.final-results {
    max-width: 420px;
}

.my-score {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.leaderboard {
    list-style: none;
    padding: 0;
    text-align: left;
}

.leaderboard-entry {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.25rem;
    border-bottom: 1px solid var(--color-border);
}

.leaderboard-entry .rank {
    width: 2rem;
    text-align: center;
}

.leaderboard-entry .name {
    flex: 1;
}

.leaderboard-entry.me {
    font-weight: 700;
    color: var(--color-accent);
    background: var(--color-primary-light);
    border-radius: var(--radius-md);
}