/* ========================================
   PORTFOLIO PAGE — INTRO
======================================== */

.portfolio-page {
    padding-block: 0;
}

.portfolio-intro {
    padding-block: 120px 110px;
}

.portfolio-intro__content {
    max-width: 900px;
}

.portfolio-intro__content h1 {
    max-width: 900px;
    margin: 20px 0 30px;
    font-size: clamp(48px, 7vw, 88px);
    line-height: 0.98;
    letter-spacing: -0.05em;
}

.portfolio-intro__content h1 span {
    display: block;
    color: var(--color-text-muted);
}

.portfolio-intro__description {
    max-width: 700px;
    margin: 0;
    color: var(--color-text-muted);
    font-size: 18px;
    line-height: 1.8;
}

.portfolio-intro__meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    margin-top: 100px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
}

.portfolio-intro__meta-item {
    min-height: 150px;
    padding: 30px 35px;
    background: var(--color-surface);
}

.portfolio-intro__meta-item span {
    display: block;
    margin-bottom: 40px;
    color: var(--color-text-muted);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.12em;
}

.portfolio-intro__meta-item p {
    margin: 0;
    font-size: 18px;
    font-weight: 500;
}

@media (max-width: 768px) {

    .portfolio-intro {
        padding-block: 80px;
    }

    .portfolio-intro__content h1 {
        font-size: clamp(44px, 12vw, 64px);
    }

    .portfolio-intro__description {
        font-size: 16px;
    }

    .portfolio-intro__meta {
        grid-template-columns: 1fr;
        margin-top: 65px;
    }

    .portfolio-intro__meta-item {
        min-height: auto;
        padding: 28px 24px;
    }

    .portfolio-intro__meta-item span {
        margin-bottom: 25px;
    }

}

/* ========================================
   PORTFOLIO PAGE — FILTER
======================================== */

.portfolio-filter {
    padding-block: 0 80px;
}

.portfolio-filter__inner {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.portfolio-filter__button {
    padding: 10px 18px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: transparent;
    color: var(--color-text-muted);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition:
        color 0.2s ease,
        background 0.2s ease,
        border-color 0.2s ease;
}

.portfolio-filter__button:hover {
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

.portfolio-filter__button.is-active {
    background: var(--color-text);
    border-color: var(--color-text);
    color: var(--color-primary-text);
}

@media (max-width: 768px) {

    .portfolio-filter {
        padding-bottom: 55px;
    }

    .portfolio-filter__inner {
        overflow-x: auto;
        padding-bottom: 15px;
        scrollbar-width: none;
    }

    .portfolio-filter__inner::-webkit-scrollbar {
        display: none;
    }

    .portfolio-filter__button {
        flex-shrink: 0;
    }

}

/* PORTFOLIO PROJECT GRID */

.portfolio-projects {
    padding-block: 0 120px;
}

.portfolio-projects__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.portfolio-project-card {
    min-width: 0;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    overflow: hidden;
    transition:
        transform 0.25s ease,
        border-color 0.25s ease;
}

.portfolio-project-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-text-muted);
}

.portfolio-project-card__visual {
    position: relative;
    min-height: 300px;
    padding: 25px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    background: var(--color-surface-light);
    border-bottom: 1px solid var(--color-border);
}

.portfolio-project-card__number {
    color: var(--color-text-muted);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.12em;
}

.portfolio-project-card__category {
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.portfolio-project-card__visual-label {
    position: absolute;
    left: 25px;
    bottom: 25px;
    color: var(--color-border);
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 700;
    letter-spacing: -0.05em;
}

.portfolio-project-card__content {
    padding: 30px;
}

.portfolio-project-card__eyebrow {
    margin: 0 0 10px;
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.portfolio-project-card__content h2 {
    margin: 0;
    font-size: clamp(26px, 3vw, 36px);
    line-height: 1.1;
    letter-spacing: -0.04em;
}

.portfolio-project-card__description {
    max-width: 600px;
    margin: 20px 0 0;
    color: var(--color-text-muted);
    font-size: 15px;
    line-height: 1.7;
}

@media (max-width: 768px) {

    .portfolio-projects {
        padding-bottom: 80px;
    }

    .portfolio-projects__grid {
        grid-template-columns: 1fr;
    }

    .portfolio-project-card__visual {
        min-height: 240px;
    }

    .portfolio-project-card__content {
        padding: 25px 24px;
    }

}

.portfolio-project-card__link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 25px;
    color: var(--color-text);
    font-size: 14px;
    font-weight: 600;
    transition: gap 0.2s ease;
}

.portfolio-project-card__link span {
    font-size: 18px;
    transition: transform 0.2s ease;
}

.portfolio-project-card__link:hover {
    gap: 14px;
}

.portfolio-project-card__link:hover span {
    transform: translateX(3px);
}