/* variables */
:root {
    --bg-color: hwb(0 10% 90%);
    --card-bg: hwb(0 18% 82%);
    --text-main: white;
    --text-muted: lightgrey;
    --btn-bg: hwb(34 8% 17%);
    --btn-border: #515151;
    --btn-hover-bg: orange;
    --btn-hover-border: #eabc66ff;
    --accent-glow: rgba(255, 195, 60, 0.25);
    --border-radius: 0.75rem;
}

/* placeholder text input styling */
::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Inter, system-ui, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.5;
    padding: 2rem 1rem;
}

/* container layout stuff */
.quiz-container {
    max-width: 680px;
    margin: 0 auto;
}

.quiz-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.quiz-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.quiz-header p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* question cards */
.question-card {
    background-color: var(--card-bg);
    border: 1px solid var(--btn-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.75rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.question-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    color: var(--text-main);
}

/* options container */
.options-grid {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* option buttons styling */
.option-btn {
    background-color: var(--btn-bg);
    color: var(--text-main);
    border: 1px solid var(--btn-border);
    border-radius: 8px;
    padding: 0.85rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    outline: none;
}

/* hover/focus states */
.option-btn:hover {
    background-color: var(--btn-hover-bg);
    border-color: var(--btn-hover-border);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--accent-glow);
}

.option-btn:focus-visible {
    border-color: var(--btn-hover-border);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.option-btn:active {
    transform: translateY(0);
}

/* question image display */
.question-image {
    display: block;
    width: 100%;
    aspect-ratio: 1 / 1;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1.25rem;
    border: 1px solid var(--btn-border);
}

/* selected option */
.option-btn.selected {
    background-color: var(--btn-hover-bg);
    border-color: var(--btn-hover-border);
    box-shadow: 0 4px 12px var(--accent-glow);
    font-weight: 600; /* slight weight bump, for reference, 500 is "normal" and 700 is "bold"*/
}

/* make other options less colorful when one option is selected */
.options-grid:has(.selected) .option-btn:not(.selected) {
    opacity: 0.45;
    background-color: rgba(0, 0, 0, 0.2);
    color: var(--text-muted);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: none;
    transform: none;
}

/* increase opacity of unselected options on hover */
.options-grid:has(.selected) .option-btn:not(.selected):hover {
    opacity: 0.75;
}

/* submit/next button */
.submit-btn {
    margin-top: 1.5rem;
    width: 100%;
    background-color: var(--btn-hover-bg);
    color: var(--text-main);
    border: 1px solid var(--btn-hover-border);
    border-radius: 8px;
    padding: 0.85rem 1.25rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.submit-btn:hover:not(:disabled) {
    opacity: 0.9;
    transform: translateY(-1px);
}

.submit-btn:disabled {
    background-color: var(--btn-bg);
    color: var(--text-muted);
    border-color: var(--btn-border);
    cursor: not-allowed;
    opacity: 0.5;
}

/* results and collapsible subteam styling */
.top-result {
    background-color: #dfa825;
    border: 1px solid var(--btn-hover-border);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.result-title {
    font-weight: bold;
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.result-details {
    background-color: var(--btn-bg);
    border: 1px solid var(--btn-border);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.result-summary {
    padding: 0.85rem 1.25rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-main);
}

.result-summary:hover {
    background-color: var(--btn-hover-bg);
}

.details-content {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--btn-border);
}

.result-desc {
    color: var(--text-main);
    font-size: 0.95rem;
}

/* email form styling */
.email-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.email-label {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
    color: var(--text-main);
}

.email-input {
    width: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    color: var(--text-main);
    border: 1px solid var(--btn-border);
    border-radius: 8px;
    padding: 0.85rem 1.25rem;
    font-size: 1rem;
    outline: none;
    transition: all 0.2s ease-in-out;
}

.email-input:focus {
    border-color: var(--btn-hover-border);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.email-feedback {
    color: lightyellow;
    font-size: 0.9rem;
}

/* action row for back + next/submit/finish buttons */
.action-row {
    display: flex;
    gap: 0.5rem;
}

/* back button margin modifier */
.back-btn {
    margin-right: 0.5rem;
}

/* make buttons share spare in the action row */
.action-row .submit-btn {
    width: auto;
    flex: 1 1 0;
}

/* modifier to remove the default top margin on submit buttons used inside compact layouts */
.submit-btn.no-top {
    margin-top: 0;
}