/* ==========================================================================
   About Mantiq — In-App About / Info Modal
   Triggered from the Help FAB. Student & user-facing overview of the app.
   ========================================================================== */

.about-modal {
    max-width: 720px;
    height: 85%;
    max-height: 780px;
}

.about-body {
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ---------- Hero ---------- */
.about-hero {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 28px 28px 22px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, var(--accent-light) 0%, transparent 100%);
}

.about-logo {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md, 0 4px 6px -1px rgba(0,0,0,0.1));
    border: 1px solid var(--border);
}

.about-logo img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.about-hero-text h1 {
    font-size: 21px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.about-hero-text .about-tagline {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 2px;
}

/* ---------- Scrollable content ---------- */
.about-scroll {
    padding: 24px 28px 28px;
    overflow-y: auto;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 26px;
}

.about-lede {
    font-size: 14.5px;
    line-height: 1.65;
    color: var(--text-secondary);
}

.about-lede b {
    color: var(--text-primary);
}

/* ---------- Badge row ---------- */
.about-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.about-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.about-badge svg {
    width: 13px;
    height: 13px;
    flex-shrink: 0;
    color: var(--accent);
}

.about-badge.accent {
    color: var(--accent);
    border-color: rgba(var(--accent-rgb), 0.35);
    background-color: var(--accent-light);
}

/* ---------- Section headings ---------- */
.about-section-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* ---------- Feature grid ---------- */
.about-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.about-feature-card {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background-color: var(--bg-tertiary);
    transition: var(--transition-fast);
}

.about-feature-card:hover {
    border-color: rgba(var(--accent-rgb), 0.35);
    background-color: var(--accent-light);
}

.about-feature-icon {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-light);
    color: var(--accent);
}

.about-feature-icon svg {
    width: 16px;
    height: 16px;
}

.about-feature-copy h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.about-feature-copy p {
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* ---------- Steps ---------- */
.about-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.about-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about-step-num {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    border-radius: 50%;
    background-color: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-step-copy {
    font-size: 13px;
    line-height: 1.55;
    color: var(--text-secondary);
    padding-top: 2px;
}

.about-step-copy b {
    color: var(--text-primary);
}

/* ---------- Audience callout ---------- */
.about-callout {
    display: flex;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px dashed rgba(var(--accent-rgb), 0.4);
    background-color: var(--accent-light);
}

.about-callout svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--accent);
    margin-top: 1px;
}

.about-callout p {
    font-size: 13px;
    line-height: 1.55;
    color: var(--text-secondary);
}

.about-callout p b {
    color: var(--text-primary);
}

/* ---------- Footer meta ---------- */
.about-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
}

.about-footer-meta {
    font-size: 11.5px;
    color: var(--text-muted);
    line-height: 1.5;
}

.about-footer-meta span {
    color: var(--text-secondary);
    font-weight: 600;
}

.about-footer-links {
    display: flex;
    gap: 8px;
}

.about-footer-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 13px;
    border-radius: 18px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.about-footer-link svg {
    width: 13px;
    height: 13px;
}

.about-footer-link:hover {
    color: var(--accent);
    border-color: rgba(var(--accent-rgb), 0.35);
    background-color: var(--accent-light);
}

@media (max-width: 640px) {
    .about-feature-grid {
        grid-template-columns: 1fr;
    }
    .about-hero {
        padding: 22px 20px 18px;
    }
    .about-scroll {
        padding: 20px 20px 24px;
    }
    .about-footer {
        flex-direction: column;
        align-items: flex-start;
    }
}