:root {
    /* Updated to match the requested image style */
    --text-primary: #374151;
    /* Softer dark gray for body */
    --text-heading: #111827;
    /* Near black/dark navy for headings */
    --text-secondary: #6b7280;

    /* The blue accent from the highlight bar */
    --accent-color: #2563eb;
    /* Bright Royal Blue */
    --accent-bg: #eff6ff;
    /* Very light blue background */

    --bg-color: #ffffff;
    /* White background as seen in standard docs */
    --container-bg: #ffffff;

    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

body {
    font-family: var(--font-stack);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    padding: 2rem 1rem;
    font-size: 16px;
}

.container {
    max-width: 700px;
    /* Slightly tighter width for readability like the image */
    margin: 0 auto;
    background: var(--container-bg);
}

header {
    margin-bottom: 3rem;
    padding-bottom: 1rem;
    /* Centered header matches the "Welcome" style usually */
    text-align: left;
}

/* If the user wants the header centered: */
/* header { text-align: center; } - keeping left for standard doc unless specified, but image shows centered title "Welcome to..." */
/* detailed-analysis: functionality -> content -> styling. The image shows "Welcome to PAAAL Coach" centered. */
header {
    text-align: center;
}

.logo {
    max-width: 120px;
    /* Sizing down slightly */
    height: auto;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

ul {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
}

a:hover {
    text-decoration: underline;
}

/* The Highlight/Info Box Style from the Image */
.highlight-box {
    background-color: var(--accent-bg);
    border-left: 4px solid var(--accent-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 4px;
    /* Slight radius, or 0 if strictly square. Image looks slightly rounded on right maybe? usually these are square or small radius. */
    color: var(--text-heading);
}

.highlight-box p {
    margin-bottom: 0;
    /* Remove bottom margin for single line texts in box */
    color: var(--text-heading);
    font-weight: 500;
}

.meta-info {
    text-align: center;
    /* Center the meta info under the centered title */
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.meta-info p {
    margin-bottom: 0.25rem;
}

footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid #e5e7eb;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

@media (max-width: 640px) {
    h1 {
        font-size: 1.75rem;
    }
}