/* ============================================================
   ARCHETYPE E — About Page (Content-Only Styles)
   Prefix: zn-
   Loaded alongside style.css which provides shared base styles
   ============================================================ */

/* --- About Hero (full-width intro) --- */
.zn-about-hero {
    padding-top: calc(var(--header-height) + 80px);
    padding-bottom: 72px;
    background: linear-gradient(160deg,
        color-mix(in srgb, var(--primary-color) 22%, var(--bg-body)) 0%,
        color-mix(in srgb, var(--secondary-color) 10%, var(--bg-body)) 50%,
        var(--bg-body) 100%);
    text-align: center;
}
.zn-page-title {
    font-size: 3rem; font-weight: 800; line-height: 1.15;
    color: var(--text-light); margin-bottom: 20px; letter-spacing: -0.02em;
}
.zn-page-intro {
    font-size: 1.15rem; line-height: 1.8; color: var(--text-secondary);
    max-width: 720px; margin: 0 auto;
}

/* --- Mission/Vision Alternating Rows --- */
.zn-about-content {
    padding: 80px 0;
    background: var(--bg-body);
}
.zn-about-row {
    display: flex;
    align-items: center;
    gap: 56px;
    margin-bottom: 72px;
}
.zn-about-row:last-child {
    margin-bottom: 0;
}
.zn-about-row-reverse {
    flex-direction: row-reverse;
}
.zn-about-row-text {
    flex: 1;
}
.zn-about-row-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.25;
}
.zn-about-row-desc {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
}
.zn-about-row-accent {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.zn-about-icon-block {
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    color: var(--primary-color);
    transition: transform var(--transition-base), border-color var(--transition-base);
}
.zn-about-icon-block:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

/* --- Values Strip (horizontal, 4 items) --- */
.zn-values-section {
    padding: 80px 0 96px;
    background: var(--bg-surface);
}
.zn-section-h2 {
    font-size: 2.25rem; font-weight: 700; color: var(--text-light);
    text-align: center; margin-bottom: 48px;
    letter-spacing: -0.01em; line-height: 1.2;
}
.zn-values-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.zn-value-item {
    text-align: center;
    padding: 36px 24px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    transition: transform var(--transition-base), border-color var(--transition-base);
}
.zn-value-item:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
}
.zn-value-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin: 0 auto 18px;
    background: var(--primary-light);
    border-radius: 50%;
    color: var(--primary-color);
}
.zn-value-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 10px;
}
.zn-value-desc {
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--text-muted);
}

/* --- Responsive: 768px --- */
@media (max-width: 768px) {
    .zn-about-hero { padding-top: calc(var(--header-height) + 48px); padding-bottom: 48px; }
    .zn-page-title { font-size: 2rem; }
    .zn-page-intro { font-size: 1rem; }
    .zn-about-content { padding: 56px 0; }
    .zn-about-row { flex-direction: column; gap: 32px; margin-bottom: 48px; }
    .zn-about-row-reverse { flex-direction: column; }
    .zn-about-row-title { font-size: 1.6rem; }
    .zn-about-icon-block { width: 96px; height: 96px; }
    .zn-values-section { padding: 56px 0 72px; }
    .zn-section-h2 { font-size: 1.65rem; margin-bottom: 36px; }
    .zn-values-strip { grid-template-columns: repeat(2, 1fr); gap: 18px; }
    .zn-value-item { padding: 28px 18px; }
}

/* --- Responsive: 480px --- */
@media (max-width: 480px) {
    .zn-page-title { font-size: 1.7rem; }
    .zn-values-strip { grid-template-columns: 1fr; }
    .zn-section-h2 { font-size: 1.45rem; }
}

@media (max-width: 480px) {
  .zn-value-item {
    padding: 24px 16px;
  }
}

@media (max-width: 480px) {
  .zn-about-row {
    gap: 20px;
    margin-bottom: 40px;
  }
  .zn-about-icon-block {
    width: 80px;
    height: 80px;
  }
}

/* ── Section headings for extra content ── */
.zn-section-heading {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.2;
    text-align: center;
    margin-bottom: 12px;
}
.zn-section-intro {
    font-size: 1.063rem;
    line-height: 1.7;
    text-align: center;
    opacity: 0.7;
    max-width: 640px;
    margin: 0 auto 40px;
}

/* ── Extra section spacing ── */
.zn-features-section + .zn-features-section {
    margin-top: 40px;
    padding-top: 60px;
    border-top: 1px solid rgba(255,255,255,0.06);
}

@media (max-width: 768px) {
    .zn-section-heading { font-size: 1.75rem; }
}
@media (max-width: 480px) {
    .zn-section-heading { font-size: 1.5rem; }
}