/**
 * Header and footer chrome for the ПишиПравильно app shell
 * (frontend/views/layouts/app.php, _app-header.php, _app-footer.php).
 */

main {
    padding: 0 10px;
}

.site-header {
    border-bottom: 1px solid var(--pp-color-card-border);
    background: #fff;
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: 28px;
    padding-top: 14px;
    padding-bottom: 14px;
}

.site-header__brand {
    display: flex;
    align-items: baseline;
    gap: 2px;
    font-family: var(--pp-font-serif);
    font-weight: 700;
    font-size: 21px;
    text-decoration: none;
}

.site-header__brand-accent {
    color: var(--pp-color-pen);
}

.site-header__brand-mark {
    font-family: var(--pp-font-hand);
    color: var(--pp-color-red);
    font-size: 22px;
    margin-left: 4px;
    transform: rotate(-6deg);
    display: inline-block;
}

.site-header__panel {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-left: auto;
}

.site-header__nav {
    display: flex;
    gap: 22px;
    font-size: 14px;
    font-weight: 500;
    color: var(--pp-color-muted);
}

.site-header__nav a {
    text-decoration: none;
    color: inherit;
}

.site-header__nav a.is-active {
    color: var(--pp-color-ink);
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-header__logout-form {
    display: inline-flex;
    margin: 0;
}

/* ─── Burger toggle (mobile only) ────────────────────────────── */
.site-header__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    margin-left: auto;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-shrink: 0;
}

.site-header__burger-line {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--pp-color-ink);
    border-radius: 2px;
    transition: transform .2s ease, opacity .2s ease;
}

.site-header__burger[aria-expanded="true"] .site-header__burger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.site-header__burger[aria-expanded="true"] .site-header__burger-line:nth-child(2) {
    opacity: 0;
}

.site-header__burger[aria-expanded="true"] .site-header__burger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 820px) {
    .site-header__burger {
        display: flex;
    }

    .site-header__panel {
        z-index: 100;
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        margin: 0;
        background: #fff;
        border-bottom: 1px solid var(--pp-color-card-border);
        box-shadow: 0 18px 40px -28px rgba(28, 35, 64, .35);
    }

    .site-header {
        position: relative;
    }

    .site-header__panel.is-open {
        display: flex;
    }

    .site-header__nav {
        flex-direction: column;
        gap: 2px;
        padding: 16px 24px 8px;
    }

    .site-header__nav a {
        padding: 10px 0;
    }

    .site-header__actions {
        padding: 12px 24px 20px;
        border-top: 1px dashed var(--pp-color-card-border);
        margin-top: 4px;
    }

    .site-header__actions:not(:has(.js-credits-badge)) {
        border-top: none;
        margin-top: 0;
    }

    .site-header__logout-form,
    .site-header__actions .pp-btn {
        width: 100%;
    }

    .site-header__actions {
        flex-wrap: wrap;
    }

    .site-header__actions .pp-badge {
        width: 100%;
        justify-content: center;
    }
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    padding: 28px 0 40px;
    color: var(--pp-color-muted);
    font-size: 13.5px;
}

.site-footer__brand {
    font-family: var(--pp-font-serif);
    font-weight: 700;
    color: var(--pp-color-ink);
}

.site-footer__brand-accent {
    color: var(--pp-color-pen);
}

.site-footer__nav {
    display: flex;
    gap: 18px;
    margin-left: auto;
}

.site-footer__nav a {
    color: var(--pp-color-muted);
    text-decoration: none;
}