/* About page */

.about-hero {
    padding-top: 2.5rem;
    padding-bottom: 3rem;
}

.about-steps {
    padding-top: 3rem;
    padding-bottom: 4rem;
    border-top: 1px solid var(--ev-border, rgba(255, 255, 255, 0.08));
}

.about-pipeline {
    margin: 0 0 3.5rem;
    padding: 2rem 1.25rem 1.75rem;
    border: 1px solid var(--ev-border-strong, rgba(255, 255, 255, 0.14));
    border-radius: var(--ev-radius-lg, 8px);
    background:
        radial-gradient(ellipse 70% 55% at 50% 0%, rgba(126, 184, 255, 0.07), transparent 60%),
        var(--ev-surface, #14161b);
}

.about-pipeline-track {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    position: relative;
}

.about-pipeline-step {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    border-radius: var(--ev-radius-lg, 8px);
    outline: none;
}

.about-pipeline-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 1.75rem;
    left: calc(50% + 1.75rem);
    width: calc(100% - 3.5rem);
    height: 2px;
    background: linear-gradient(
        90deg,
        rgba(126, 184, 255, 0.08) 0%,
        rgba(126, 184, 255, 0.35) 50%,
        rgba(126, 184, 255, 0.08) 100%
    );
    background-size: 200% 100%;
    animation: about-pipeline-flow 2.8s ease-in-out infinite;
    pointer-events: none;
}

.about-pipeline-step:not(:last-child)::before {
    content: "";
    position: absolute;
    top: calc(1.75rem - 5px);
    left: calc(100% - 1px);
    width: 0;
    height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-left: 7px solid rgba(126, 184, 255, 0.45);
    transform: translateX(-50%);
    z-index: 1;
    pointer-events: none;
}

@keyframes about-pipeline-flow {
    0%, 100% { background-position: 100% 0; opacity: 0.65; }
    50% { background-position: 0% 0; opacity: 1; }
}

@keyframes about-pipeline-flow-vertical {
    0%, 100% { background-position: 0 100%; opacity: 0.65; }
    50% { background-position: 0 0; opacity: 1; }
}

.about-pipeline-node {
    position: relative;
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(126, 184, 255, 0.22);
    background:
        radial-gradient(circle at 30% 25%, rgba(126, 184, 255, 0.14), transparent 55%),
        var(--ev-bg-elevated, #101216);
    box-shadow: 0 0 0 4px rgba(126, 184, 255, 0.04);
    margin-bottom: 0.875rem;
    z-index: 1;
}

.about-pipeline-icon {
    font-size: 1.125rem;
    color: #a8c8f0;
    line-height: 1;
}

.about-pipeline-num {
    position: absolute;
    top: -0.4rem;
    right: -0.15rem;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ev-text-subtle, #5c6370);
    background: var(--ev-surface, #14161b);
    border: 1px solid var(--ev-border, rgba(255, 255, 255, 0.08));
    border-radius: 999px;
    padding: 0.1rem 0.35rem;
    line-height: 1.3;
}

.about-pipeline-title {
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--ev-text, #e8eaed);
    margin: 0;
    max-width: 8.5rem;
}

.about-step-details {
    row-gap: 2.5rem;
}

.about-step-num {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ev-text-subtle, #5c6370);
    margin-bottom: 0.5rem;
}

.about-step h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--ev-text, #e8eaed);
}

.about-step p {
    font-size: 0.875rem;
    line-height: 1.55;
    color: var(--ev-text-muted, #8b919a);
    margin-bottom: 0;
}

.about-offerings {
    padding-top: 1rem;
    padding-bottom: 2rem;
    border-top: 1px solid var(--ev-border, rgba(255, 255, 255, 0.08));
}

.about-offerings .row {
    row-gap: 2rem;
}

.about-mission {
    max-width: 40rem;
    margin: 0 auto 0;
    text-align: center;
    padding-bottom: 1rem;
}

.about-mission p {
    font-size: 0.9375rem;
    line-height: 1.65;
    color: var(--ev-text-muted, #8b919a);
    margin-bottom: 0;
}

@media (hover: hover) {
    .about-pipeline-node {
        transition:
            transform 0.4s cubic-bezier(0.2, 0, 0, 1),
            border-color 0.3s ease,
            box-shadow 0.4s ease,
            background 0.35s ease;
    }

    .about-pipeline-icon {
        transition: transform 0.45s cubic-bezier(0.2, 0, 0, 1), color 0.25s ease;
    }

    .about-pipeline-title {
        transition: color 0.25s ease, transform 0.35s cubic-bezier(0.2, 0, 0, 1);
    }

    .about-pipeline-num {
        transition:
            border-color 0.25s ease,
            color 0.25s ease,
            background 0.25s ease,
            transform 0.35s cubic-bezier(0.2, 0, 0, 1);
    }

    .about-pipeline-step:not(:last-child)::after,
    .about-pipeline-step:not(:last-child)::before {
        transition: opacity 0.3s ease;
    }

    .about-pipeline-step:hover .about-pipeline-node,
    .about-pipeline-step:focus-visible .about-pipeline-node {
        transform: scale(1.1) translateY(-3px);
        border-color: rgba(126, 184, 255, 0.58);
        box-shadow:
            0 0 0 6px rgba(126, 184, 255, 0.1),
            0 14px 32px rgba(0, 0, 0, 0.38);
        background:
            radial-gradient(circle at 30% 25%, rgba(126, 184, 255, 0.32), transparent 58%),
            var(--ev-bg-elevated, #101216);
        animation: about-pipeline-node-glow 1.6s ease-in-out infinite;
    }

    .about-pipeline-step:hover .about-pipeline-title,
    .about-pipeline-step:focus-visible .about-pipeline-title {
        color: #ffffff;
        transform: translateY(-2px);
    }

    .about-pipeline-step:hover .about-pipeline-num,
    .about-pipeline-step:focus-visible .about-pipeline-num {
        color: #b8d4ff;
        border-color: rgba(126, 184, 255, 0.42);
        background: rgba(20, 22, 27, 0.95);
        transform: scale(1.06);
    }

    .about-pipeline-step:nth-child(1):hover .about-pipeline-icon,
    .about-pipeline-step:nth-child(1):focus-visible .about-pipeline-icon {
        transform: translateY(-4px) scale(1.12);
        color: #d4e6ff;
    }

    .about-pipeline-step:nth-child(2):hover .about-pipeline-icon,
    .about-pipeline-step:nth-child(2):focus-visible .about-pipeline-icon {
        transform: scale(1.18);
        color: #d4e6ff;
    }

    .about-pipeline-step:nth-child(3):hover .about-pipeline-icon,
    .about-pipeline-step:nth-child(3):focus-visible .about-pipeline-icon {
        transform: rotate(-10deg) scale(1.1);
        color: #d4e6ff;
    }

    .about-pipeline-step:nth-child(4):hover .about-pipeline-icon,
    .about-pipeline-step:nth-child(4):focus-visible .about-pipeline-icon {
        transform: rotate(-14deg) scale(1.12);
        color: #d4e6ff;
    }

    .about-pipeline-step:hover:not(:last-child)::after,
    .about-pipeline-step:focus-visible:not(:last-child)::after,
    .about-pipeline-step:has(+ .about-pipeline-step:hover)::after,
    .about-pipeline-step:has(+ .about-pipeline-step:focus-visible)::after {
        opacity: 1;
        animation-duration: 1.1s;
    }

    .about-pipeline-step:hover:not(:last-child)::before,
    .about-pipeline-step:focus-visible:not(:last-child)::before {
        border-left-color: rgba(168, 200, 255, 0.95);
        filter: drop-shadow(0 0 4px rgba(126, 184, 255, 0.45));
    }
}

.about-pipeline-step:focus-visible {
    outline: 2px solid rgba(126, 184, 255, 0.45);
    outline-offset: 6px;
}

@keyframes about-pipeline-node-glow {
    0%, 100% {
        box-shadow:
            0 0 0 6px rgba(126, 184, 255, 0.08),
            0 14px 32px rgba(0, 0, 0, 0.38);
    }

    50% {
        box-shadow:
            0 0 0 10px rgba(126, 184, 255, 0.04),
            0 16px 36px rgba(0, 0, 0, 0.42);
    }
}

@media (prefers-reduced-motion: reduce) {
    .about-pipeline-step:not(:last-child)::after {
        animation: none;
        opacity: 0.75;
    }

    @media (hover: hover) {
        .about-pipeline-step:hover .about-pipeline-node,
        .about-pipeline-step:focus-visible .about-pipeline-node {
            animation: none;
        }
    }
}

@media (max-width: 767.98px) {
    .about-pipeline {
        padding: 1.5rem 1rem 1.25rem;
    }

    .about-pipeline-track {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding-left: 1.75rem;
    }

    .about-pipeline-step {
        flex-direction: row;
        align-items: center;
        text-align: left;
        gap: 1rem;
        padding-bottom: 1.75rem;
    }

    .about-pipeline-step:last-child {
        padding-bottom: 0;
    }

    .about-pipeline-node {
        flex-shrink: 0;
        margin-bottom: 0;
    }

    .about-pipeline-title {
        max-width: none;
        font-size: 0.9375rem;
    }

    .about-pipeline-step:not(:last-child)::after {
        top: 3.5rem;
        left: 1.75rem;
        width: 2px;
        height: calc(100% - 3.5rem);
        background: linear-gradient(
            180deg,
            rgba(126, 184, 255, 0.08) 0%,
            rgba(126, 184, 255, 0.35) 50%,
            rgba(126, 184, 255, 0.08) 100%
        );
        background-size: 100% 200%;
        animation-name: about-pipeline-flow-vertical;
    }

    .about-pipeline-step:not(:last-child)::before {
        top: auto;
        bottom: 0.35rem;
        left: 1.75rem;
        transform: translate(-50%, 50%);
        border-left: 5px solid transparent;
        border-right: 5px solid transparent;
        border-top: 7px solid rgba(126, 184, 255, 0.45);
        border-bottom: none;
    }

    @media (hover: hover) {
        .about-pipeline-step:hover:not(:last-child)::before,
        .about-pipeline-step:focus-visible:not(:last-child)::before {
            border-left-color: transparent;
            border-top-color: rgba(168, 200, 255, 0.95);
        }
    }
}

@media (min-width: 768px) and (max-width: 991.98px) {
    .about-pipeline-title {
        font-size: 0.75rem;
        max-width: 6.5rem;
    }
}