/* ========================================
   ABOUT PAGE — Sections
   ======================================== */

/* ── About Hero ── */
.about-hero {
    padding: 200px 0 120px;
    position: relative;
    overflow: hidden;
}
.about-hero::after {
    content: '';
    position: absolute;
    top: -100px; right: -100px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(74,125,255,0.05) 0%, transparent 70%);
    pointer-events: none;
}
.about-hero-label {
    font-family: var(--font-display);
    font-size: 13px; font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 32px;
}
.about-hero-title {
    font-family: var(--font-body);
    font-size: clamp(36px, 5.5vw, 64px);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -2px;
    margin-bottom: 32px;
    max-width: 720px;
}
.about-hero-title .muted { color: var(--text-secondary); }
.about-hero-desc {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.9;
    max-width: 560px;
}

/* ── Mission Section ── */
.mission-section {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}
.mission-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}
.mission-quote {
    font-family: var(--font-body);
    font-size: clamp(26px, 3.5vw, 40px);
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: -0.5px;
    position: relative;
    padding-left: 32px;
    border-left: 3px solid var(--accent);
}
.mission-quote .muted { color: var(--text-secondary); }
.mission-detail p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 20px;
}
.mission-numbers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 48px;
}
.mission-num-item {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}
.mission-num-item .num {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 6px;
}
.mission-num-item .num .unit {
    font-size: 0.5em;
    color: var(--text-secondary);
    font-weight: 600;
}
.mission-num-item .label {
    font-size: 14px;
    color: var(--text-muted);
}

/* ── History Timeline ── */
.history-section {
    padding: var(--section-padding);
}
.history-header {
    text-align: center;
    margin-bottom: 80px;
}
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 40px;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 1px;
    background: var(--border);
}
.timeline-item {
    position: relative;
    padding-bottom: 56px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
    content: '';
    position: absolute;
    left: -44px; top: 8px;
    width: 9px; height: 9px;
    background: var(--bg-primary);
    border: 2px solid var(--accent);
    border-radius: 50%;
}
.timeline-year {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 10px;
}
.timeline-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}
.timeline-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ── Values Section ── */
.values-section {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}
.values-header {
    margin-bottom: 64px;
}
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.value-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 44px 32px;
    transition: all var(--transition);
}
.value-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}
.value-num {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    color: rgba(255,255,255,0.06);
    margin-bottom: 20px;
    line-height: 1;
}
.value-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 14px;
}
.value-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.75;
}

/* ── Tech Stack Section ── */
.tech-section {
    padding: var(--section-padding);
}
.tech-header {
    margin-bottom: 56px;
}
.tech-groups {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.tech-group {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 32px;
}
.tech-group-title {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 20px;
}
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tech-tags span {
    padding: 7px 16px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition);
}
.tech-tags span:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}

/* ── Company Info ── */
.company-section {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}
.company-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.company-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}
.company-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.company-card h3 i {
    color: var(--accent);
    font-size: 16px;
}
.company-info-row {
    display: flex;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
}
.company-info-row:last-child { border-bottom: none; }
.company-info-row .info-label {
    width: 100px;
    flex-shrink: 0;
    color: var(--text-muted);
    font-weight: 500;
}
.company-info-row .info-value {
    color: var(--text-secondary);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .mission-layout { grid-template-columns: 1fr; gap: 48px; }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
    .tech-groups { grid-template-columns: 1fr; }
    .company-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .about-hero { padding: 140px 0 80px; }
    .values-grid { grid-template-columns: 1fr; }
    .mission-numbers { grid-template-columns: 1fr; }
    .timeline { padding-left: 32px; }
    .timeline-item::before { left: -36px; }
}