* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: system-ui, sans-serif;
}

body {
    background: #f4f5fb;
    color: #222;
}

.top-bar {
    background: #f7931e;
    color: #fff;
    padding: 10px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
}

.main-content {
    padding: 16px;
    max-width: 1200px;
    margin: auto;
}

.footer {
    text-align: center;
    padding: 8px;
    background: #eee;
    margin-top: 10px;
    font-size: 13px;
}

/* AUTH SCREENS */
.auth-body {
    background: linear-gradient(135deg, #f7931e, #f15a24);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.auth-card {
    background: #fff;
    padding: 24px;
    border-radius: 8px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}

.auth-card input,
.auth-card textarea,
.auth-card select {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    border-radius: 4px;
    border: 1px solid #bbb;
}

.btn {
    padding: 8px 14px;
    background: #f7931e;
    color: #fff;
    display: inline-block;
    border: none;
    cursor: pointer;
    border-radius: 4px;
}

.small-btn { padding: 5px 10px; font-size: 12px; }
.danger-btn { background: #d9534f; }

.error-box {
    background: #ffe3e3;
    color: #b30000;
    padding: 8px;
    border-radius: 4px;
    margin-bottom: 8px;
}

.success-box {
    background: #e2ffe9;
    color: #00781a;
    padding: 8px;
    border-radius: 4px;
    margin-bottom: 8px;
}

/* DASHBOARD & TABLE */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.table th, .table td {
    border: 1px solid #ddd;
    padding: 6px;
}

.table th { background: #f0f0f0; }

/* EXAM UI */
.exam-main {
    display: flex;
    gap: 8px;
    max-width: 1200px;
    margin: auto;
}

.question-panel {
    flex: 3;
    background: #fff;
    padding: 10px;
    border-radius: 6px;
}

.palette-panel {
    flex: 1;
    background: #fff;
    padding: 10px;
    border-radius: 6px;
}

.question-box { margin-bottom: 20px; }

.q-header {
    display: flex;
    justify-content: space-between;
}

.palette-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.palette-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 13px;
    cursor: pointer;
}

.palette-btn.answered { background: #5cb85c; color: #fff; }
.palette-btn.review { background: #6f42c1; color: #fff; }
.palette-btn.not-answered { background: #f0ad4e; color: #fff; }
.palette-btn.not-visited { background: #c7c7c7; }