/* =====================================================
   ARF — About Us  (prefix: au-*)
   ===================================================== */

/* ── Hero ────────────────────────────────────────────── */
.au-hero {
    background: linear-gradient(135deg, #21252f 0%, #171a21 100%);
    padding: 72px 0 0;
    position: relative;
    overflow: hidden;
}

.au-hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 560px;
    height: 560px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(138,26,31,0.2) 0%, transparent 65%);
    pointer-events: none;
}

.au-hero::after {
    content: '';
    position: absolute;
    bottom: 40px;
    left: -80px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(138,26,31,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.au-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 720px;
}

.au-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(138,26,31,0.18);
    border: 1px solid rgba(138,26,31,0.32);
    border-radius: 100px;
    padding: 0.25rem 0.75rem;
    font-size: 0.6875rem;
    font-weight: 700;
    color: rgba(255,255,255,0.65);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1rem;
}

.au-hero-title {
    font-family: 'Outfit', 'Inter', sans-serif;
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.12;
    margin: 0 0 1.125rem;
    letter-spacing: -0.02em;
}

.au-hero-title em {
    font-style: normal;
    color: rgba(255,255,255,0.5);
}

.au-hero-subtitle {
    font-size: 1.0625rem;
    color: rgba(255,255,255,0.52);
    line-height: 1.65;
    margin: 0 0 2rem;
    max-width: 560px;
}

.au-hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8125rem 1.75rem;
    background: linear-gradient(135deg, #8a1a1f 0%, #24272c 100%);
    border: 1px solid rgba(138,26,31,0.4);
    border-radius: 10px;
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.15s, transform 0.15s;
}

.au-hero-cta:hover { opacity: 0.88; transform: translateY(-1px); color: #fff; }

.au-hero-breadcrumb {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.38);
    margin-bottom: 1.25rem;
}

.au-hero-breadcrumb a {
    color: rgba(255,255,255,0.48);
    text-decoration: none;
    transition: color 0.13s;
}

.au-hero-breadcrumb a:hover { color: rgba(255,255,255,0.8); }
.au-hero-breadcrumb span { margin: 0 0.4rem; color: rgba(255,255,255,0.22); }

/* ── SIGNATURE: Stats band at bottom of hero ─────────── */
.au-stats-band {
    position: relative;
    z-index: 1;
    margin-top: 4rem;
    background: rgba(255,255,255,0.04);
    border-top: 1px solid rgba(255,255,255,0.07);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.au-stat {
    padding: 1.5rem 1.25rem;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,0.07);
}

.au-stat:last-child { border-right: none; }

.au-stat-num {
    display: block;
    font-family: 'Outfit', 'Inter', sans-serif;
    font-size: 2.25rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    letter-spacing: -0.03em;
}

.au-stat-suffix {
    color: #8a1a1f;
    font-size: 1.5rem;
}

.au-stat-label {
    display: block;
    font-size: 0.6875rem;
    color: rgba(255,255,255,0.42);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    margin-top: 0.375rem;
}

/* ── Mission section ─────────────────────────────────── */
.au-mission {
    background: #fff;
    padding: 5rem 0;
}

.au-mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.au-mission-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.6875rem;
    font-weight: 700;
    color: #8a1a1f;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    margin-bottom: 1rem;
}

.au-mission-eyebrow::before {
    content: '';
    width: 20px;
    height: 2px;
    background: #8a1a1f;
    border-radius: 1px;
    flex-shrink: 0;
}

.au-mission-quote {
    font-family: 'Outfit', 'Inter', sans-serif;
    font-size: clamp(1.5rem, 2.75vw, 2.125rem);
    font-weight: 700;
    color: #24272c;
    line-height: 1.25;
    margin: 0;
    letter-spacing: -0.02em;
}

.au-mission-quote em {
    font-style: normal;
    color: #8a1a1f;
}

.au-mission-right {}

.au-mission-intro {
    font-size: 1rem;
    color: #696665;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.au-pillars {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.au-pillar {
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
}

.au-pillar-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(138,26,31,0.07);
    color: #8a1a1f;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.au-pillar-text h5 {
    font-size: 0.9375rem;
    font-weight: 700;
    color: #24272c;
    margin: 0 0 0.2rem;
}

.au-pillar-text p {
    font-size: 0.875rem;
    color: #696665;
    margin: 0;
    line-height: 1.6;
}

/* ── How it works ────────────────────────────────────── */
.au-how {
    background: #f8f8f9;
    padding: 5rem 0;
}

.au-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.au-section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.6875rem;
    font-weight: 700;
    color: #8a1a1f;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    margin-bottom: 0.625rem;
}

.au-section-title {
    font-family: 'Outfit', 'Inter', sans-serif;
    font-size: clamp(1.625rem, 3vw, 2.125rem);
    font-weight: 700;
    color: #24272c;
    margin: 0 0 0.625rem;
    letter-spacing: -0.02em;
}

.au-section-sub {
    font-size: 1rem;
    color: #696665;
    margin: 0;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.65;
}

.au-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    position: relative;
}

/* Connecting line between steps */
.au-steps::before {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(16.66% + 16px);
    right: calc(16.66% + 16px);
    height: 1px;
    background: linear-gradient(90deg, #ededed 0%, #8a1a1f 50%, #ededed 100%);
    z-index: 0;
}

.au-step {
    padding: 0 1.5rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.au-step-num {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #21252f 0%, #171a21 100%);
    border: 3px solid #f8f8f9;
    box-shadow: 0 0 0 1px rgba(138,26,31,0.3), 0 4px 16px rgba(36,39,44,0.2);
    color: #fff;
    font-size: 1.125rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    position: relative;
    z-index: 1;
    transition: box-shadow 0.2s;
}

.au-step:hover .au-step-num {
    box-shadow: 0 0 0 2px rgba(138,26,31,0.5), 0 8px 24px rgba(36,39,44,0.25);
}

.au-step-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid #ededed;
    color: #8a1a1f;
    font-size: 1.125rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.au-step-title {
    font-size: 1rem;
    font-weight: 700;
    color: #24272c;
    margin: 0 0 0.4rem;
}

.au-step-desc {
    font-size: 0.875rem;
    color: #696665;
    line-height: 1.65;
    margin: 0;
}

/* ── Why Choose Us (feature cards) ──────────────────── */
.au-features {
    background: #fff;
    padding: 5rem 0;
}

.au-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

/* SIGNATURE: same dark gradient card header pattern as workshop directory */
.au-feature-card {
    background: #fff;
    border: 1px solid #ededed;
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s;
}

.au-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(36,39,44,0.1);
    border-color: transparent;
}

.au-feature-head {
    background: linear-gradient(135deg, #21252f 0%, #171a21 100%);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.au-feature-head::before {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(138,26,31,0.3) 0%, transparent 68%);
    pointer-events: none;
}

.au-feature-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.375rem;
    margin-bottom: 0.875rem;
    position: relative;
    z-index: 1;
}

.au-feature-card-title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
    position: relative;
    z-index: 1;
}

.au-feature-body {
    padding: 1.25rem 1.5rem 1.5rem;
}

.au-feature-desc {
    font-size: 0.9rem;
    color: #696665;
    line-height: 1.7;
    margin: 0 0 1.125rem;
}

.au-feature-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #8a1a1f;
    text-decoration: none;
    transition: gap 0.15s;
}

.au-feature-link:hover { gap: 0.625rem; color: #8a1a1f; }

/* ── FAQ ─────────────────────────────────────────────── */
.au-faq {
    background: #f8f8f9;
    padding: 5rem 0;
}

.au-faq-list {
    max-width: 720px;
    margin: 0 auto;
}

.au-faq-item {
    background: #fff;
    border: 1px solid #ededed;
    border-radius: 12px;
    margin-bottom: 0.625rem;
    overflow: hidden;
    transition: box-shadow 0.18s, border-color 0.18s;
}

.au-faq-item.is-open {
    border-color: rgba(138,26,31,0.2);
    box-shadow: 0 4px 16px rgba(138,26,31,0.06);
}

.au-faq-q {
    width: 100%;
    background: none;
    border: none;
    padding: 1.125rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    cursor: pointer;
    text-align: left;
    font-size: 0.9375rem;
    font-weight: 600;
    color: #24272c;
    transition: color 0.13s;
}

.au-faq-q:hover { color: #8a1a1f; }

.au-faq-item.is-open .au-faq-q { color: #8a1a1f; }

.au-faq-chevron {
    font-size: 1rem;
    color: #8e8e93;
    flex-shrink: 0;
    transition: transform 0.22s ease, color 0.13s;
}

.au-faq-item.is-open .au-faq-chevron {
    transform: rotate(180deg);
    color: #8a1a1f;
}

.au-faq-body {
    display: none;
    padding: 0 1.25rem 1.25rem;
    border-top: 1px solid #f5f5f5;
}

.au-faq-item.is-open .au-faq-body { display: block; }

.au-faq-body p {
    font-size: 0.9rem;
    color: #696665;
    line-height: 1.75;
    margin: 0.875rem 0 0;
}

/* ── CTA band ────────────────────────────────────────── */
.au-cta {
    background: linear-gradient(135deg, #21252f 0%, #171a21 100%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.au-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 70% at 50% 100%, rgba(138,26,31,0.2) 0%, transparent 70%);
    pointer-events: none;
}

.au-cta-inner { position: relative; z-index: 1; }

.au-cta-label {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: rgba(255,255,255,0.45);
    margin-bottom: 1rem;
}

.au-cta-title {
    font-family: 'Outfit', 'Inter', sans-serif;
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: #fff;
    margin: 0 0 0.75rem;
    letter-spacing: -0.02em;
}

.au-cta-sub {
    font-size: 1rem;
    color: rgba(255,255,255,0.5);
    margin: 0 0 2.25rem;
    line-height: 1.65;
}

.au-cta-btns {
    display: inline-flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
}

.au-cta-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8125rem 1.875rem;
    background: linear-gradient(135deg, #8a1a1f 0%, #24272c 100%);
    border: 1px solid rgba(138,26,31,0.45);
    border-radius: 10px;
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.15s, transform 0.15s;
}

.au-cta-btn-primary:hover { opacity: 0.87; transform: translateY(-1px); color: #fff; }

.au-cta-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8125rem 1.875rem;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 10px;
    color: rgba(255,255,255,0.8);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
}

.au-cta-btn-ghost:hover {
    background: rgba(255,255,255,0.13);
    color: #fff;
}

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 991px) {
    .au-hero { padding: 56px 0 0; }
    .au-stats-band { grid-template-columns: repeat(2, 1fr); }
    .au-stat:nth-child(2) { border-right: none; }
    .au-stat:nth-child(3) { border-top: 1px solid rgba(255,255,255,0.07); }
    .au-stat:nth-child(4) { border-top: 1px solid rgba(255,255,255,0.07); }
    .au-mission-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .au-feature-grid { grid-template-columns: repeat(2, 1fr); }
    .au-steps::before { display: none; }
    .au-steps { grid-template-columns: 1fr; gap: 1.5rem; }
    .au-step { padding: 0; text-align: left; display: flex; align-items: flex-start; gap: 1rem; }
    .au-step-num { flex-shrink: 0; margin: 0; }
    .au-step-icon { margin: 0 0 0.5rem; }
}

@media (max-width: 767px) {
    .au-mission, .au-how, .au-features, .au-faq, .au-cta { padding: 3.5rem 0; }
    .au-feature-grid { grid-template-columns: 1fr; }
    .au-hero-title { font-size: 1.875rem; }
    .au-stats-band { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 575px) {
    .au-stats-band { grid-template-columns: repeat(2, 1fr); }
    .au-cta-btns { flex-direction: column; align-items: center; }
    .au-cta-btn-primary, .au-cta-btn-ghost { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
    .au-feature-card,
    .au-hero-cta,
    .au-faq-chevron { transition: none; }
}