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

:root {
    --ink: #124761;
    --muted: #3b728b;
    --line: #9ed8e8;
    --bg: #edf9ff;
    --panel: #ffffff;
    --accent: #ff7f50;
    --accent-2: #00b7a7;
    --ok: #0f9f6e;
    --bad: #d35454;
}

body {
    font-family: 'Source Sans 3', sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at 14% 12%, rgba(108, 225, 255, 0.3) 0%, transparent 28%),
        radial-gradient(circle at 86% 14%, rgba(255, 179, 71, 0.3) 0%, transparent 30%),
        linear-gradient(140deg, #effbff 0%, #fff8ec 52%, #f3fff9 100%);
}

.exam-layout {
    min-height: 100vh;
    padding: 1.1rem;
}

.exam-panel {
    width: min(1080px, 100%);
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 1rem;
    box-shadow: 0 18px 44px rgba(27, 90, 112, 0.12);
}

.kicker {
    text-transform: uppercase;
    letter-spacing: 0.13em;
    color: #0a7cab;
    font-size: 0.78rem;
}

h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(1.35rem, 2.7vw, 2rem);
}

.lead {
    color: var(--muted);
    margin-top: 0.3rem;
}

.participant-box {
    margin-top: 0.9rem;
    margin-bottom: 0.8rem;
    background: #f7fdff;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.7rem;
}

label {
    display: block;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

input {
    width: 100%;
    padding: 0.62rem 0.78rem;
    border: 1px solid #9fd8e9;
    border-radius: 10px;
    font-size: 1rem;
}

.questions {
    display: grid;
    gap: 0.68rem;
}

.question-card {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #ffffff;
    padding: 0.78rem;
}

.question-title {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.options {
    display: grid;
    grid-template-columns: repeat(2, minmax(200px, 1fr));
    gap: 0.45rem;
}

.option {
    border: 1px solid #b6e2ee;
    border-radius: 10px;
    padding: 0.45rem 0.55rem;
    background: #f7fdff;
    display: flex;
    gap: 0.45rem;
    align-items: flex-start;
}

.option input {
    width: auto;
    margin-top: 0.18rem;
}

.exam-actions {
    margin-top: 0.95rem;
    display: flex;
    gap: 0.55rem;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    border-radius: 10px;
    padding: 0.68rem 0.95rem;
    text-decoration: none;
    border: 1px solid transparent;
    font-weight: 700;
    cursor: pointer;
}

.btn-primary {
    color: #ffffff;
    background: linear-gradient(90deg, var(--accent), #ffb347);
}

.btn-secondary {
    color: var(--ink);
    background: #eef9ff;
    border-color: #b6e2ee;
}

.result-box {
    margin-top: 0.9rem;
    border-radius: 12px;
    border: 1px solid var(--line);
    padding: 0.8rem;
    background: #f7fdff;
    display: none;
}

.result-box.show {
    display: block;
}

.result-box.pass {
    border-color: #95e2c8;
    background: #ebfff6;
}

.result-box.fail {
    border-color: #efb1b1;
    background: #fff2f2;
}

.result-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.05rem;
    margin-bottom: 0.25rem;
}

.result-pass {
    color: var(--ok);
}

.result-fail {
    color: var(--bad);
}

.result-meta {
    color: var(--muted);
}

.result-links {
    margin-top: 0.55rem;
    display: flex;
    gap: 0.45rem;
    flex-wrap: wrap;
}

@media (max-width: 880px) {
    .options {
        grid-template-columns: 1fr;
    }
}