/* ========== About Page ========== */

.about-hero {
    background: linear-gradient(135deg, #0f1c4d 0%, #1e3a8a 50%, #2563eb 100%);
    color: #fff;
    padding: 64px 24px 72px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.about-hero::before {
    content: '';
    position: absolute;
    top: -40%; left: -10%;
    width: 120%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,.1) 0%, transparent 60%);
    pointer-events: none;
}
.about-hero-inner { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.about-hero h1 { font-size: 34px; font-weight: 800; margin-bottom: 10px; }
.about-hero p { font-size: 15px; opacity: .9; margin: 0; }

.about-main {
    padding: 40px 24px 80px;
    background: var(--gray-50);
}
.about-layout {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 24px;
    align-items: flex-start;
}

/* Sidebar Tabs */
.about-sidebar { position: sticky; top: 88px; }
.about-tabs {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 12px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.about-tab {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius);
    color: var(--gray-700);
    font-size: 14px;
    font-weight: 500;
    transition: all .2s;
}
.about-tab i { font-size: 18px; color: var(--gray-400); transition: color .2s; }
.about-tab:hover { background: var(--primary-lighter); color: var(--primary); }
.about-tab:hover i { color: var(--primary); }
.about-tab.active { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; box-shadow: 0 4px 12px rgba(37,99,235,.25); }
.about-tab.active i { color: #fff; }

/* Content Card */
.about-content { min-width: 0; }
.about-content-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-sm);
    min-height: 600px;
}

.about-section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--gray-100);
}
.about-section-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 24px; color: #fff; flex-shrink: 0;
}
.about-section-icon.blue { background: linear-gradient(135deg, var(--primary), var(--accent)); }
.about-section-icon.green { background: linear-gradient(135deg, #10b981, #059669); }
.about-section-icon.orange { background: linear-gradient(135deg, #f59e0b, #d97706); }
.about-section-icon.purple { background: linear-gradient(135deg, #7c3aed, #6d28d9); }
.about-section-icon.teal { background: linear-gradient(135deg, #14b8a6, #0d9488); }
.about-section-header h1 { font-size: 24px; font-weight: 800; color: var(--gray-900); margin: 0 0 4px; }
.about-section-header p { font-size: 13px; color: var(--gray-500); margin: 0; }

.about-intro p,
.about-join-intro p {
    font-size: 14.5px; color: var(--gray-700); line-height: 1.9;
    margin-bottom: 28px;
}

/* Feature Grid */
.about-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}
.about-feature-card {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all .25s;
}
.about-feature-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--primary-light); }
.about-feature-icon {
    width: 44px; height: 44px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 22px; margin-bottom: 14px;
}
.about-feature-icon.blue { background: var(--primary-light); color: var(--primary); }
.about-feature-icon.green { background: var(--success-light); color: var(--success); }
.about-feature-icon.orange { background: var(--warning-light); color: #B45309; }
.about-feature-icon.purple { background: var(--purple-light); color: var(--purple); }
.about-feature-card h3 { font-size: 16px; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.about-feature-card p { font-size: 13px; color: var(--gray-600); line-height: 1.7; margin: 0; }

.about-mission {
    background: linear-gradient(135deg, var(--primary-lighter), #fff);
    border: 1px solid var(--primary-light);
    border-radius: var(--radius-lg);
    padding: 24px;
}
.about-mission h2 { font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.about-mission p { font-size: 14px; color: var(--gray-700); margin: 0; line-height: 1.7; }

/* Contact */
.about-contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}
.about-contact-card {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 22px;
    transition: all .2s;
}
.about-contact-card:hover { border-color: var(--primary-light); box-shadow: var(--shadow); }
.about-contact-icon {
    width: 40px; height: 40px; border-radius: 10px;
    background: var(--primary-lighter); color: var(--primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; margin-bottom: 12px;
}
.about-contact-card h3 { font-size: 14px; color: var(--gray-500); margin-bottom: 6px; font-weight: 500; }
.about-contact-card p { font-size: 16px; font-weight: 700; color: var(--gray-900); margin-bottom: 4px; }
.about-contact-card span { font-size: 12px; color: var(--gray-500); }

.about-contact-tips { background: var(--gray-50); border-radius: var(--radius-lg); padding: 22px; }
.about-contact-tips h2 { font-size: 16px; font-weight: 700; color: var(--gray-900); margin-bottom: 14px; }
.about-contact-tips ul { display: flex; flex-direction: column; gap: 10px; }
.about-contact-tips li { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--gray-700); }
.about-contact-tips li i { color: var(--success); font-size: 16px; }

/* FAQ */
.about-faq-list { display: flex; flex-direction: column; gap: 12px; }
.about-faq-item { border: 1px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; }
.about-faq-q {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 18px; cursor: pointer; font-size: 14.5px; font-weight: 600; color: var(--gray-800);
    transition: background .2s;
}
.about-faq-q:hover { background: var(--gray-50); }
.about-faq-q i { color: var(--gray-400); font-size: 18px; transition: transform .25s; }
.about-faq-item.open .about-faq-q { color: var(--primary); }
.about-faq-item.open .about-faq-q i { transform: rotate(180deg); color: var(--primary); }
.about-faq-a {
    max-height: 0; overflow: hidden;
    transition: max-height .3s ease, padding .3s ease;
    padding: 0 18px; font-size: 13.5px; color: var(--gray-600); line-height: 1.8;
}
.about-faq-item.open .about-faq-a { max-height: 260px; padding: 0 18px 16px; }
.about-help-more { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--gray-100); font-size: 13.5px; color: var(--gray-600); }
.about-help-more a { color: var(--primary); font-weight: 600; }

/* Jobs */
.about-job-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 28px; }
.about-job-card { border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 22px; transition: all .2s; }
.about-job-card:hover { border-color: var(--primary-light); box-shadow: var(--shadow); }
.about-job-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.about-job-header h3 { font-size: 16px; font-weight: 700; color: var(--gray-900); }
.about-job-tag { font-size: 11px; font-weight: 600; color: var(--primary); background: var(--primary-lighter); padding: 3px 10px; border-radius: 20px; }
.about-job-card > p { font-size: 13px; color: var(--gray-600); line-height: 1.7; margin-bottom: 12px; }
.about-job-meta { font-size: 12px; color: var(--gray-500); display: flex; align-items: center; gap: 4px; }
.about-join-contact { background: var(--gray-50); border-radius: var(--radius-lg); padding: 22px; }
.about-join-contact h2 { font-size: 16px; font-weight: 700; color: var(--gray-900); margin-bottom: 10px; }
.about-join-contact p { font-size: 13.5px; color: var(--gray-700); line-height: 1.7; }
.about-join-contact a { color: var(--primary); font-weight: 600; }

/* Agreement body (unified with simple layout) */
.about-content-card .agreement-body {
    background: #fff; color: var(--gray-700); line-height: 1.8;
    font-size: 14px; padding: 0;
}
.about-content-card .agreement-body h1 { font-size: 28px; font-weight: 800; color: var(--gray-900); text-align: center; margin-bottom: 28px; }
.about-content-card .agreement-body h2 { font-size: 16px; font-weight: 700; color: var(--gray-900); margin: 28px 0 12px; }
.about-content-card .agreement-body p { margin: 10px 0; }
.about-content-card .agreement-body ol { padding-left: 24px; margin: 10px 0; }
.about-content-card .agreement-body li { margin: 8px 0; }
.about-content-card .agreement-body .effective { text-align: right; color: var(--gray-500); margin-top: 36px; }

/* Responsive */
@media (max-width: 900px) {
    .about-layout { grid-template-columns: 1fr; }
    .about-sidebar { position: static; }
    .about-tabs { flex-direction: row; flex-wrap: wrap; }
    .about-tab { flex: 1 1 140px; }
    .about-feature-grid { grid-template-columns: 1fr; }
    .about-contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .about-hero h1 { font-size: 26px; }
    .about-content-card { padding: 24px; }
    .about-section-header h1 { font-size: 20px; }
    .about-tab { padding: 10px 12px; font-size: 13px; }
}