.about-hero-header {
    margin-bottom: 2rem;
}

.about-hero-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.about-title-prefix {
    color: var(--text);
}

.about-title-brand {
    color: var(--accent);
}

.about-layout {
    display: grid;
    gap: 1rem;
}

.about-intro {
    background: linear-gradient(135deg, rgba(236, 103, 54, 0.12), rgba(255, 255, 255, 0.96));
}

.about-analytics-callout {
    display: grid;
    gap: 1rem;
    align-items: center;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
    background: linear-gradient(135deg, rgba(236, 103, 54, 0.16), rgba(255, 255, 255, 0.98));
}

.about-callout-label {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.about-callout-stats {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: minmax(0, 1.35fr) repeat(2, minmax(0, 1fr));
}

.about-callout-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 1rem;
    border: 1px solid rgba(236, 103, 54, 0.22);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.72);
    text-align: center;
    min-height: 8.5rem;
}

.about-callout-stat-primary {
    min-height: 10.5rem;
    background: rgba(255, 255, 255, 0.9);
}

.about-callout-value {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 800;
    line-height: 1.05;
    color: var(--accent);
    overflow-wrap: anywhere;
}

.about-callout-value.is-loading {
    font-size: clamp(1rem, 2.2vw, 1.4rem);
}

.about-callout-stat-primary .about-callout-value {
    font-size: clamp(2.4rem, 5vw, 4rem);
}

.about-callout-stat-primary .about-callout-value.is-loading {
    font-size: clamp(1.1rem, 2.6vw, 1.6rem);
}

.about-callout-caption {
    margin-top: 0.35rem;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.about-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.4rem;
    box-shadow: 0 4px 15px rgba(58, 57, 58, 0.05);
}

.about-card h2 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: var(--accent);
}

.about-card p {
    color: var(--text);
    line-height: 1.6;
}

.tech-grid,
.algorithm-grid {
    display: grid;
    gap: 0.9rem;
}

.tech-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.algorithm-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.tech-item,
.algorithm-item {
    position: relative;
    background: rgba(248, 238, 222, 0.55);
    border: 1px solid rgba(58, 57, 58, 0.1);
    border-radius: var(--radius);
    padding: 1rem;
}

.about-item-icon {
    width: 2.4rem;
    height: 2.4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    border-radius: 999px;
    background: var(--accent-glow);
    color: var(--accent);
    font-size: 1rem;
}

.tech-item h3,
.algorithm-item h3 {
    font-size: 0.95rem;
    margin-bottom: 0.45rem;
    color: var(--text);
}

.tech-item p,
.algorithm-item p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-muted);
}

@media (max-width: 700px) {
    .about-hero-header h1 {
        font-size: 2rem;
    }

    .about-layout {
        gap: 0.85rem;
    }

    .about-card {
        padding: 1.1rem;
        border-radius: 14px;
    }

    .about-analytics-callout {
        grid-template-columns: 1fr;
    }

    .about-callout-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.65rem;
    }

    .about-callout-stat-primary {
        grid-column: 1 / -1;
    }

    .about-callout-stat,
    .about-callout-stat-primary {
        min-height: 8.5rem;
    }

    .about-callout-stat-primary .about-callout-value {
        font-size: clamp(2rem, 9vw, 3rem);
    }

    .tech-grid,
    .algorithm-grid {
        gap: 0.75rem;
    }

    .tech-item,
    .algorithm-item {
        padding: 0.9rem;
    }
}

@media (max-width: 480px) {
    .about-hero-header h1 {
        font-size: 1.85rem;
        line-height: 1.05;
    }

    .about-callout-stats {
        grid-template-columns: 1fr;
    }

    .about-callout-stat-primary {
        grid-column: auto;
    }

    .about-card h2 {
        margin-bottom: 0.65rem;
    }
}