/**
 * Design tokens and shared primitives for the ПишиПравильно product pages
 * (frontend/modules/editor, frontend/modules/pricing, layouts/app.php).
 *
 * Classes are prefixed with "pp-" where names would otherwise collide with
 * Bootstrap utility classes (.btn, .badge, ...) already loaded globally via
 * AppAsset for the legacy Yii2 template pages (login/signup/contact/...).
 */

:root {
    --pp-color-paper: #FBFBF8;
    --pp-color-ink: #1C2340;
    --pp-color-pen: #2B4FD8;
    --pp-color-pen-dark: #1E3AA8;
    --pp-color-red: #E03E36;
    --pp-color-green: #2E9E63;
    --pp-color-line: #DCE4F0;
    --pp-color-grid: #EDF1F8;
    --pp-color-muted: #6B7390;
    --pp-color-card-border: #E3E7F0;

    --pp-font-serif: 'Spectral', serif;
    --pp-font-sans: 'Inter', sans-serif;
    --pp-font-hand: 'Caveat', cursive;
}

/* ─── App shell base ─────────────────────────────────────────── */
/* Scoped to body.pp-app (layouts/app.php) so it never leaks onto the
   legacy Bootstrap-based pages (login/signup/contact/...). */
body.pp-app {
    margin: 0;
    background: var(--pp-color-paper);
    color: var(--pp-color-ink);
    font-family: var(--pp-font-sans);
}

.pp-app a {
    color: inherit;
}

.pp-app :is(button, a):focus-visible {
    outline: 3px solid var(--pp-color-pen);
    outline-offset: 2px;
    border-radius: 6px;
}

/* ─── Layout utilities ───────────────────────────────────────── */
.container-app {
    max-width: 1080px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

.cell-grid {
    background-image:
        linear-gradient(var(--pp-color-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--pp-color-grid) 1px, transparent 1px);
    background-size: 26px 26px;
}

/* ─── Buttons ────────────────────────────────────────────────── */
.pp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border-radius: 10px;
    border: none;
    padding: 11px 22px;
    font-size: 14.5px;
    font-weight: 600;
    font-family: var(--pp-font-sans);
    cursor: pointer;
    text-decoration: none;
    transition: background-color .2s, color .2s, border-color .2s;
}

.pp-btn:disabled {
    cursor: wait;
}

.pp-btn-sm {
    padding: 9px 18px;
    font-size: 14px;
}

.pp-btn-primary, a.pp-btn-primary {
    background: var(--pp-color-pen);
    color: #fff;
    text-decoration: none;
}

.pp-btn-primary.is-loading {
    background: var(--pp-color-pen-dark);
}

.pp-btn-dark {
    background: var(--pp-color-ink);
    color: #fff;
}

.pp-btn.is-copied {
    background: var(--pp-color-green);
    color: #fff;
}

.pp-btn-outline {
    background: #fff;
    color: var(--pp-color-ink);
    border: 1.5px solid var(--pp-color-ink);
}

.pp-btn-ghost {
    background: transparent;
    color: var(--pp-color-muted);
    border: 1px solid var(--pp-color-card-border);
}

/* ─── Badges ─────────────────────────────────────────────────── */
.pp-badge {
    display: inline-flex;
    align-items: center;
    font-size: 13px;
    font-weight: 600;
    background: var(--pp-color-grid);
    color: var(--pp-color-pen-dark);
    border-radius: 999px;
    padding: 6px 14px;
    white-space: nowrap;
    text-decoration: none;
}

/* ─── Motion & accessibility ─────────────────────────────────── */
.fade-in {
    animation: pp-fade-up .45s ease both;
}

@keyframes pp-fade-up {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .fade-in {
        animation: none;
    }
}