/* Formats: рабочее пространство и слои проектного процесса. */

/* Каркас секции */
#pricing {
    padding-block: clamp(6.5rem, 10vw, 8rem);
    scroll-margin-top: 5rem;
    isolation: isolate;
    overflow: hidden;
}

#pricing .workspace-section {
    max-width: 1320px;
}

#pricing .workspace-header {
    max-width: 780px;
    margin-inline: auto;
    margin-bottom: clamp(3.5rem, 6vw, 5rem);
}

/* Сцена рабочего пространства */
#pricing .workspace-scene {
    position: relative;
    overflow: hidden;
    background: transparent;
    border: 1px solid color-mix(in srgb, var(--border) 78%, var(--accent) 22%);
    border-radius: 24px;
}

#pricing .workspace-rail,
#pricing .workspace-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 1.35rem clamp(1.5rem, 3vw, 2.5rem);
}

#pricing .workspace-rail {
    border-bottom: 1px solid var(--border);
}

#pricing .workspace-eyebrow {
    margin-bottom: 0.25rem;
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.page-students #pricing .workspace-eyebrow {
    margin-bottom: 0.5rem;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
}

#pricing .workspace-rail h3 {
    color: var(--text-primary);
    font-size: clamp(1.15rem, 2vw, 1.45rem);
    line-height: 1.2;
    letter-spacing: -0.025em;
}

#pricing .workspace-rail-label {
    display: inline-flex;
    align-items: center;
    min-height: 2rem;
    padding-inline: 0.8rem;
    color: var(--text-secondary);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 1px solid var(--border);
    border-radius: 999px;
}

/* Слои процесса */
#pricing .workspace-flow {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 0;
    padding: 0;
    list-style: none;
}

#pricing .workspace-layer {
    position: relative;
    min-width: 0;
    min-height: 260px;
    padding: clamp(2rem, 4vw, 3rem) clamp(1.5rem, 3vw, 2.5rem);
    transition-property: background-color;
    transition-duration: 0.2s;
    transition-timing-function: ease-out;
}

#pricing .workspace-layer + .workspace-layer {
    border-inline-start: 1px solid var(--border);
}

#pricing .workspace-layer::before {
    content: '';
    position: absolute;
    inset-block-start: 0;
    inset-inline: clamp(1.5rem, 3vw, 2.5rem);
    height: 2px;
    background: var(--accent);
    opacity: 0;
    transform: scaleX(0.25);
    transform-origin: left;
    transition-property: opacity, transform;
    transition-duration: 0.22s;
    transition-timing-function: ease-out;
}

/* Интерактивные состояния */
#pricing .workspace-layer:hover {
    background: color-mix(in srgb, var(--bg-card) 45%, var(--bg-primary) 18%);
}

#pricing .workspace-layer:hover::before {
    opacity: 1;
    transform: scaleX(1);
}

#pricing .workspace-layer-index {
    display: block;
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
    color: var(--accent);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

#pricing .workspace-layer-label {
    margin-bottom: 0.55rem;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

#pricing .workspace-layer h4 {
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    font-size: clamp(1.35rem, 2.5vw, 1.8rem);
    line-height: 1.15;
    letter-spacing: -0.035em;
}

#pricing .workspace-layer-copy > p:last-child {
    max-width: 34ch;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.62;
    text-wrap: pretty;
}

/* Итог и действие */
#pricing .workspace-footer {
    border-top: 1px solid var(--border);
}

#pricing .workspace-footer p {
    max-width: 46ch;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.55;
}

#pricing .workspace-login {
    min-width: 11rem;
    justify-content: center;
    flex: 0 0 auto;
}

/* Анимация сборки */
@keyframes workspaceAssemble {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@supports (animation-timeline: view()) {
    #pricing .workspace-reveal {
        animation: workspaceAssemble linear both;
        animation-timeline: view();
        animation-range: entry 0% entry 100%;
    }
}

/* Адаптивная компоновка */
@media (max-width: 900px) {
    #pricing .workspace-layer {
        min-height: 235px;
        padding-inline: 1.5rem;
    }

    #pricing .workspace-layer-index {
        margin-bottom: 2.5rem;
    }
}

@media (max-width: 720px) {
    #pricing {
        padding-block: 5.5rem;
    }

    #pricing .workspace-header {
        margin-bottom: 3rem;
    }

    #pricing .workspace-scene {
        border-radius: 18px;
    }

    #pricing .workspace-rail,
    #pricing .workspace-footer {
        padding: 1.2rem;
    }

    #pricing .workspace-flow {
        grid-template-columns: 1fr;
    }

    #pricing .workspace-layer {
        display: grid;
        grid-template-columns: 2.4rem minmax(0, 1fr);
        gap: 0.85rem;
        min-height: 0;
        padding: 1.5rem 1.2rem;
    }

    #pricing .workspace-layer + .workspace-layer {
        border-block-start: 1px solid var(--border);
        border-inline-start: 0;
    }

    #pricing .workspace-layer::before {
        display: none;
    }

    #pricing .workspace-layer-index {
        margin-bottom: 0;
        padding-top: 0.2rem;
    }

    #pricing .workspace-layer h4 {
        font-size: 1.35rem;
    }

    #pricing .workspace-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.2rem;
    }

    #pricing .workspace-login {
        width: 100%;
    }
}

/* Уменьшенное движение */
@media (prefers-reduced-motion: reduce) {
    #pricing .workspace-reveal {
        opacity: 1;
        transform: none;
        animation: none;
    }

    #pricing .workspace-layer,
    #pricing .workspace-layer::before {
        opacity: 1;
        transform: none;
        animation: none;
    }
}