/* ============================================================
   ARCHETYPE E — Pricing Page (Content-Only Styles)
   Prefix: zn-
   Loaded alongside style.css which provides shared base styles
   ============================================================ */

/* --- Page Hero --- */
.zn-page-hero {
    padding-top: calc(var(--header-height) + 72px);
    padding-bottom: 64px;
    background: linear-gradient(160deg,
        color-mix(in srgb, var(--primary-color) 20%, var(--bg-body)) 0%,
        var(--bg-body) 70%);
    text-align: center;
}
.zn-page-title {
    font-size: 3rem; font-weight: 800; line-height: 1.15;
    color: var(--text-light); margin-bottom: 16px; letter-spacing: -0.02em;
}
.zn-page-intro {
    font-size: 1.15rem; line-height: 1.7; color: var(--text-secondary);
    max-width: 680px; margin: 0 auto;
}

/* --- Pricing Section --- */
.zn-pricing-section {
    padding: 80px 0;
    background: var(--bg-body);
}

/* Billing Toggle */
.zn-billing-toggle {
    display: flex; align-items: center; justify-content: center; gap: 14px; margin-bottom: 52px;
}
.zn-toggle-label { font-size: 0.95rem; font-weight: 500; color: var(--text-muted); transition: color var(--transition-fast); }
.zn-toggle-monthly-label { color: var(--text-primary); }
body.zn-annual-active .zn-toggle-monthly-label { color: var(--text-muted); }
body.zn-annual-active .zn-toggle-annual-label { color: var(--text-primary); }
.zn-save-badge { font-size: 0.8rem; font-weight: 600; color: var(--primary-color); }

/* Toggle Switch */
.zn-toggle-switch { position: relative; display: inline-block; width: 52px; height: 28px; cursor: pointer; flex-shrink: 0; }
.zn-toggle-input { opacity: 0; width: 0; height: 0; position: absolute; }
.zn-toggle-slider {
    position: absolute; inset: 0; background: var(--border-color);
    border-radius: 28px; transition: background var(--transition-base);
}
.zn-toggle-slider::before {
    content: ""; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px;
    background: var(--text-light); border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3); transition: transform var(--transition-base);
}
.zn-toggle-input:checked + .zn-toggle-slider { background: var(--primary-color); }
.zn-toggle-input:checked + .zn-toggle-slider::before { transform: translateX(24px); }
.zn-toggle-input:focus-visible + .zn-toggle-slider { outline: 2px solid var(--primary-color); outline-offset: 2px; }

/* Pricing Grid */
.zn-pricing-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
    max-width: 1060px; margin: 0 auto; align-items: start;
}
.zn-plan-card {
    background: var(--bg-surface); border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg); padding: 36px 30px;
    position: relative; display: flex; flex-direction: column;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.zn-plan-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.zn-plan-featured {
    border: 2px solid var(--primary-color); box-shadow: var(--shadow-lg);
    transform: scale(1.04); z-index: 2;
}
.zn-plan-featured:hover { transform: scale(1.04) translateY(-4px); box-shadow: var(--shadow-xl); }
.zn-plan-badge {
    position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
    padding: 5px 20px; font-size: 0.78rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--text-light); background: var(--primary-color);
    border-radius: var(--border-radius-pill); white-space: nowrap;
}
.zn-plan-header {
    text-align: center; margin-bottom: 28px; padding-bottom: 28px;
    border-bottom: 1px solid var(--border-color);
}
.zn-plan-name { font-size: 1.2rem; font-weight: 700; color: var(--text-light); margin-bottom: 12px; }
.zn-plan-price-wrap { display: flex; align-items: baseline; justify-content: center; gap: 2px; margin-bottom: 4px; }
.zn-plan-price { font-size: 2.8rem; font-weight: 800; color: var(--text-light); line-height: 1.1; }
.zn-plan-period { font-size: 0.95rem; font-weight: 500; color: var(--text-muted); }
.zn-plan-save { font-size: 0.82rem; font-weight: 600; color: var(--primary-color); margin-top: 6px; }

/* Annual/Monthly display toggle */
.zn-price-annual, .zn-period-annual { display: none; }
body.zn-annual-active .zn-price-monthly,
body.zn-annual-active .zn-period-monthly { display: none; }
body.zn-annual-active .zn-price-annual,
body.zn-annual-active .zn-period-annual { display: inline; }

/* Plan Features */
.zn-plan-features { flex-grow: 1; margin-bottom: 28px; }
.zn-plan-feature {
    padding: 10px 0; font-size: 0.92rem; color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex; align-items: center; gap: 10px;
}
.zn-plan-feature:last-child { border-bottom: none; }
.zn-plan-feature::before {
    content: ""; width: 18px; height: 18px; flex-shrink: 0;
    background: var(--primary-light); border-radius: 50%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2358a6ff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: center; background-size: 10px;
}

/* Plan Button */
.zn-plan-btn {
    display: block; text-align: center; padding: 14px 24px;
    font-size: 0.95rem; font-weight: 600; color: var(--primary-color);
    background: var(--primary-light); border: 2px solid transparent;
    border-radius: var(--border-radius);
    transition: background var(--transition-fast), color var(--transition-fast),
        transform var(--transition-fast), border-color var(--transition-fast);
}
.zn-plan-btn:hover { background: var(--primary-color); color: var(--text-light); transform: translateY(-1px); }
.zn-plan-btn-featured { color: var(--text-light); background: var(--primary-color); }
.zn-plan-btn-featured:hover { background: var(--primary-hover); color: var(--text-light); }
.zn-pricing-note { text-align: center; font-size: 0.88rem; color: var(--text-muted); margin-top: 36px; font-style: italic; }

/* --- CTA Section --- */
.zn-cta-section {
    padding: 96px 0;
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--primary-color) 18%, var(--bg-body)) 0%,
        color-mix(in srgb, var(--secondary-color) 14%, var(--bg-body)) 100%);
    position: relative; overflow: hidden;
}
.zn-cta-section::before {
    content: ""; position: absolute; top: -60%; left: -30%; width: 90%; height: 220%;
    background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
    pointer-events: none;
}
.zn-cta-content { text-align: center; max-width: 640px; margin: 0 auto; position: relative; z-index: 1; }
.zn-cta-heading { font-size: 2.5rem; font-weight: 800; color: var(--text-light); margin-bottom: 18px; letter-spacing: -0.01em; line-height: 1.15; }
.zn-cta-desc { font-size: 1.12rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 36px; }
.zn-primary-btn {
    display: inline-block; padding: 14px 32px; font-size: 1rem; font-weight: 600;
    color: var(--text-light); background: var(--primary-color); border-radius: var(--border-radius-pill);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    box-shadow: var(--shadow-sm);
}
.zn-primary-btn:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.zn-btn-lg { padding: 16px 40px; font-size: 1.05rem; }

/* --- Responsive: 768px --- */
@media (max-width: 768px) {
    .zn-page-hero { padding-top: calc(var(--header-height) + 48px); padding-bottom: 48px; }
    .zn-page-title { font-size: 2rem; }
    .zn-page-intro { font-size: 1rem; }
    .zn-pricing-section, .zn-cta-section { padding: 56px 0; }
    .zn-pricing-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
    .zn-plan-featured { transform: none; order: -1; }
    .zn-plan-featured:hover { transform: translateY(-4px); }
    .zn-billing-toggle { margin-bottom: 36px; }
    .zn-plan-price { font-size: 2.2rem; }
    .zn-cta-heading { font-size: 1.75rem; }
    .zn-cta-desc { font-size: 1rem; }
    .zn-btn-lg { padding: 14px 32px; font-size: 0.95rem; }
}

/* --- Responsive: 480px --- */
@media (max-width: 480px) {
    .zn-page-title { font-size: 1.7rem; }
    .zn-plan-card { padding: 28px 22px; }
    .zn-cta-heading { font-size: 1.5rem; }
}