/*
  Page-specific stylesheet for the About Us page
  Version: 3.0 - "The RankCore Manifesto" Soul Injected
*/

/* --- Shell Module Consistency --- */
.page-hero,
.final-cta-section {
    background-image: linear-gradient(rgba(0, 0, 0, .5), rgba(0, 0, 0, .5)), url(../images/backgrounds/hero-bg-about.jpg);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* --- Section 1: "Mission-Driven" Milestones --- */
.milestones-section {
    padding: var(--section-padding);
}

.intro-text .section-title {
    margin-bottom: 2rem;
}

.intro-text .section-subtitle {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    /* ★ ADDED THIS LINE FOR PERFECT CENTERING ★ */
}

.milestones-timeline {
    position: relative;
    max-width: 800px;
    margin: 6rem auto 0 auto;
}

.milestones-timeline::before {
    content: '';
    position: absolute;
    width: 3px;
    background-color: var(--color-border);
    top: 1rem;
    bottom: 1rem;
    left: 10px;
    z-index: 1;
}

@media (min-width: 768px) {
    .milestones-timeline::before {
        left: 50%;
        margin-left: -1.5px;
    }
}

.milestone-item {
    position: relative;
    margin-bottom: 4rem;
    padding-left: 40px;
}

.milestone-item:last-child {
    margin-bottom: 0;
}

.milestone-item::after {
    content: '';
    position: absolute;
    width: 21px;
    height: 21px;
    top: 5px;
    left: 0;
    background-color: var(--color-light);
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    z-index: 2;
    transition: transform 0.3s ease;
}

.milestone-item:hover::after {
    transform: scale(1.2);
}

.milestone-visual {
    margin-bottom: 2rem;
}

.milestone-visual img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.milestone-year {
    display: block;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.milestone-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.milestone-content p {
    color: var(--color-secondary);
    line-height: 1.6;
}

@media (min-width: 768px) {
    .milestone-item {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        padding-left: 0;
        align-items: center;
    }

    .milestone-item::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .milestone-item:hover::after {
        transform: translateX(-50%) scale(1.2);
    }

    .milestone-item:nth-child(odd) .milestone-visual {
        order: 2;
    }

    .milestone-item:nth-child(odd) .milestone-content {
        text-align: right;
    }
}

/* --- Section 2: "Pillars of Principle" (Reverted to Classic) --- */
.pillars-section {
    padding: var(--section-padding);
    background-color: var(--color-light-grey);
}

.pillars-section .section-title {
    margin-bottom: 4rem;
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.value-item {
    text-align: center;
}

.value-icon {
    height: 48px;
    margin: 0 auto 1.5rem auto;
}

.value-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.value-item p {
    color: var(--color-secondary);
    line-height: 1.6;
}