/* assets/css/public-aboutus.css */

/* ============================================
   SECTION BASE
   ============================================ */
.sg-about-section {
    padding: var(--sg-space-2xl) 0;
    background: var(--sg-surface);
}

.sg-about-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ============================================
   SHARED STYLES
   ============================================ */
.sg-about-heading {
    font-size: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem);
    font-weight: 800;
    margin: 0.5rem 0 1rem;
    color: var(--sg-black);
}

.sg-about-section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--sg-space-xl);
}

.sg-about-subtitle {
    color: var(--sg-text-muted);
    font-size: 1.05rem;
    margin: 0;
}

/* Reveal animation base */
.sg-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.sg-reveal.sg-revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   INTRO SECTION
   ============================================ */
.sg-about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sg-space-2xl);
    align-items: center;
    margin-bottom: var(--sg-space-2xl);
}

.sg-about-lead {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--sg-gray-800);
    margin-bottom: 1rem;
}

.sg-about-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--sg-text-muted);
    margin-bottom: 1.75rem;
}

.sg-about-intro-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.sg-about-btn-primary {
    display: inline-flex;
    align-items: center;
    background: var(--sg-orange);
    color: var(--sg-black);
    border: none;
    padding: 0.75rem 1.75rem;
    border-radius: var(--sg-radius-pill);
    font-family: var(--sg-font-display);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px rgba(247, 148, 30, 0.3);
}

.sg-about-btn-primary:hover {
    background: var(--sg-orange-dark);
    color: var(--sg-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 148, 30, 0.4);
}

.sg-about-btn-ghost {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: var(--sg-black);
    border: 2px solid var(--sg-border);
    padding: 0.75rem 1.75rem;
    border-radius: var(--sg-radius-pill);
    font-family: var(--sg-font-display);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.25s ease;
}

.sg-about-btn-ghost:hover {
    border-color: var(--sg-black);
    background: var(--sg-black);
    color: var(--sg-orange);
}

/* Stats Grid */
.sg-about-intro-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sg-space-md);
}

.sg-about-visual-card {
    background: var(--sg-surface-alt);
    border: 1.5px solid var(--sg-border);
    border-radius: var(--sg-radius-md);
    padding: var(--sg-space-lg);
    text-align: center;
    transition: all 0.3s ease;
}

.sg-about-visual-card:hover {
    border-color: var(--sg-orange);
    transform: translateY(-4px);
    box-shadow: var(--sg-shadow-md);
}

.sg-about-visual-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--sg-orange-tint);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.75rem;
    font-size: 1.25rem;
    color: var(--sg-orange-dark);
}

.sg-about-visual-number {
    display: block;
    font-family: var(--sg-font-display);
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--sg-black);
    line-height: 1.2;
}

.sg-about-visual-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sg-text-muted);
    margin-top: 0.25rem;
}

/* ============================================
   HOW IT WORKS — STEPS
   ============================================ */
.sg-about-how {
    margin-bottom: var(--sg-space-2xl);
    background: var(--sg-surface-alt);
    border-radius: var(--sg-radius-lg);
    padding: var(--sg-space-2xl) var(--sg-space-xl);
}

.sg-about-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.sg-about-step {
    flex: 1;
    text-align: center;
    padding: 0 1rem;
    position: relative;
}

.sg-about-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--sg-black);
    color: var(--sg-orange);
    font-family: var(--sg-font-display);
    font-weight: 700;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

.sg-about-step-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--sg-radius-md);
    background: var(--sg-surface);
    border: 2px solid var(--sg-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    font-size: 1.75rem;
    color: var(--sg-orange);
    transition: all 0.3s ease;
    box-shadow: var(--sg-shadow-sm);
}

.sg-about-step:hover .sg-about-step-icon {
    background: var(--sg-orange);
    color: var(--sg-white);
    transform: scale(1.08);
    box-shadow: 0 8px 24px rgba(247, 148, 30, 0.25);
}

.sg-about-step-title {
    font-family: var(--sg-font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--sg-black);
    margin-bottom: 0.75rem;
}

.sg-about-step-desc {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--sg-text-muted);
}

/* Connector arrows between steps */
.sg-about-step-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 5.5rem;
    color: var(--sg-orange);
    font-size: 1.25rem;
    flex-shrink: 0;
    opacity: 0.5;
}

/* ============================================
   WHY SIX GRAMS — FEATURES
   ============================================ */
.sg-about-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sg-space-lg);
}

.sg-about-feature {
    background: var(--sg-surface);
    border: 1.5px solid var(--sg-border);
    border-radius: var(--sg-radius-md);
    padding: var(--sg-space-lg);
    transition: all 0.3s ease;
}

.sg-about-feature:hover {
    border-color: var(--sg-orange);
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(247, 148, 30, 0.12);
}

.sg-about-feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--sg-radius-md);
    background: var(--sg-orange-tint);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--sg-orange-dark);
    margin-bottom: 1.25rem;
    transition: all 0.3s ease;
}

.sg-about-feature:hover .sg-about-feature-icon {
    background: var(--sg-orange);
    color: var(--sg-white);
}

.sg-about-feature-title {
    font-family: var(--sg-font-display);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--sg-black);
    margin-bottom: 0.5rem;
}

.sg-about-feature-desc {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--sg-text-muted);
    margin: 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1199px) {
    .sg-about-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 991px) {
    .sg-about-intro {
        grid-template-columns: 1fr;
        gap: var(--sg-space-xl);
    }

    .sg-about-steps {
        flex-direction: column;
        align-items: center;
        gap: var(--sg-space-lg);
    }

    .sg-about-step {
        max-width: 480px;
        width: 100%;
    }

    .sg-about-step-connector {
        padding-top: 0;
        transform: rotate(90deg);
    }
}

@media (max-width: 767px) {
    .sg-about-container { padding: 0 1rem; }

    .sg-about-how {
        padding: var(--sg-space-xl) var(--sg-space-md);
    }

    .sg-about-intro-visual {
        grid-template-columns: 1fr 1fr;
        gap: var(--sg-space-sm);
    }

    .sg-about-visual-card {
        padding: var(--sg-space-md);
    }

    .sg-about-visual-number {
        font-size: 1.4rem;
    }
}

@media (max-width: 575px) {
    .sg-about-features {
        grid-template-columns: 1fr;
    }

    .sg-about-intro-actions {
        flex-direction: column;
    }

    .sg-about-btn-primary,
    .sg-about-btn-ghost {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    .sg-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}