/* ══════════════════════════════════════════════
   ProAudit Billing & Subscription Styles
   ══════════════════════════════════════════════ */

/* ── Container ── */
.pa-billing {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
}

.pa-billing-header {
    margin-bottom: 1.5rem;
}

.pa-billing-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--pa-dark, #323232);
    letter-spacing: -0.01em;
}

.pa-billing-subtitle {
    font-size: 0.875rem;
    color: #8c8478;
    margin-top: 0.25rem;
}

/* ── Status Chips ── */
.pa-status-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.65rem;
    border-radius: 100px;
    letter-spacing: 0.01em;
}

.pa-status-chip--active {
    background: #e6f7e9;
    color: #1b7a2d;
}

.pa-status-chip--trialing {
    background: #e8f0fe;
    color: #1a56db;
}

.pa-status-chip--past-due {
    background: #fef0e6;
    color: #c4430f;
}

.pa-status-chip--canceled {
    background: #f3f3f3;
    color: #6b6b6b;
}

.pa-status-chip--none {
    background: #f3f3f3;
    color: #8c8478;
}

/* ── Trial Banner ── */
.pa-trial-banner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, #e8f0fe 0%, #d9e6fd 100%);
    border: 1px solid #bdd2f9;
    border-radius: 10px;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1.5rem;
}

.pa-trial-banner-icon {
    color: #1a56db;
}

.pa-trial-banner-text {
    font-size: 0.8125rem;
    color: #1e3a5f;
}

.pa-trial-banner-text strong {
    font-weight: 600;
}

/* ── Current Plan Card ── */
.pa-current-plan {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e8e3dc;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.pa-current-plan-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.pa-current-plan-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--pa-dark);
}

.pa-current-plan-price {
    font-size: 0.875rem;
    color: #8c8478;
    margin-top: 0.125rem;
}

/* ── Add-ons List ── */
.pa-addons-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
}

.pa-addon-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.625rem 0.875rem;
    background: #faf8f5;
    border-radius: 8px;
    border: 1px solid #ede8e1;
}

.pa-addon-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pa-addon-name {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--pa-dark);
}

.pa-addon-price {
    font-size: 0.75rem;
    color: #8c8478;
}

/* ── Usage Meters ── */
.pa-usage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.pa-usage-meter {
    background: #faf8f5;
    border-radius: 10px;
    padding: 1rem;
    border: 1px solid #ede8e1;
}

.pa-usage-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #8c8478;
    margin-bottom: 0.5rem;
}

.pa-usage-values {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.pa-usage-current {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--pa-dark);
}

.pa-usage-max {
    font-size: 0.8125rem;
    color: #8c8478;
}

.pa-usage-bar {
    height: 6px;
    background: #e8e3dc;
    border-radius: 3px;
    overflow: hidden;
}

.pa-usage-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.4s ease;
}

.pa-usage-bar-fill--ok {
    background: var(--pa-teal, #00a69c);
}

.pa-usage-bar-fill--warn {
    background: #e6a23c;
}

.pa-usage-bar-fill--danger {
    background: #e53935;
}

/* ── Pricing Cards ── */
.pa-plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.pa-plan-card {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e8e3dc;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    position: relative;
}

.pa-plan-card:hover {
    border-color: #d0c9be;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.pa-plan-card--current {
    border-color: var(--pa-primary, #dd9142);
    box-shadow: 0 0 0 1px var(--pa-primary, #dd9142);
}

.pa-plan-card-badge {
    position: absolute;
    top: -10px;
    right: 16px;
    background: var(--pa-primary, #dd9142);
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 700;
    padding: 0.15rem 0.65rem;
    border-radius: 100px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.pa-plan-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--pa-dark);
}

.pa-plan-price-row {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    margin: 0.5rem 0 0.75rem;
}

.pa-plan-price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--pa-dark);
    letter-spacing: -0.02em;
}

.pa-plan-price-period {
    font-size: 0.8125rem;
    color: #8c8478;
}

.pa-plan-description {
    font-size: 0.8125rem;
    color: #6b6560;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.pa-plan-limits {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    padding: 0.75rem 0;
    border-top: 1px solid #ede8e1;
    border-bottom: 1px solid #ede8e1;
    margin-bottom: 1rem;
}

.pa-plan-limit-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: #4a4540;
}

.pa-plan-limit-row .mud-icon-root {
    font-size: 1rem;
    color: var(--pa-teal, #00a69c);
}

.pa-plan-features {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-bottom: 1.25rem;
    flex: 1;
}

.pa-plan-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: #6b6560;
}

.pa-plan-feature .mud-icon-root {
    font-size: 0.875rem;
}

.pa-plan-feature--included .mud-icon-root {
    color: var(--pa-teal, #00a69c);
}

.pa-plan-feature--excluded .mud-icon-root {
    color: #c4bfb8;
}

.pa-plan-feature--excluded {
    color: #b0a99e;
}

/* ── Add-on Toggle Cards ── */
.pa-addon-section-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--pa-dark);
    margin-bottom: 1rem;
}

.pa-addon-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.pa-addon-card {
    background: #fff;
    border-radius: 10px;
    border: 1px solid #e8e3dc;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: border-color 0.2s ease;
}

.pa-addon-card:hover {
    border-color: #d0c9be;
}

.pa-addon-card--active {
    border-color: var(--pa-teal, #00a69c);
    background: #f6fffe;
}

.pa-addon-card--locked {
    opacity: 0.55;
    pointer-events: none;
}

.pa-addon-card-info {
    flex: 1;
}

.pa-addon-card-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--pa-dark);
}

.pa-addon-card-price {
    font-size: 0.75rem;
    color: #8c8478;
    margin-top: 0.125rem;
}

/* ── Billing History ── */
.pa-billing-history {
    margin-top: 0.5rem;
}

/* ── Action Row ── */
.pa-billing-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
    flex-wrap: wrap;
}

/* ── Upgrade Page ── */
.pa-upgrade {
    max-width: 640px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    text-align: center;
}

.pa-upgrade-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #fef0e6 0%, #fde4cc 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    color: var(--pa-primary, #dd9142);
}

.pa-upgrade-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--pa-dark);
    margin-bottom: 0.5rem;
}

.pa-upgrade-text {
    font-size: 0.9rem;
    color: #6b6560;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.pa-upgrade-plan-card {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e8e3dc;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: left;
}

/* ── Lock Overlay ── */
.pa-feature-locked {
    position: relative;
}

.pa-lock-overlay {
    position: absolute;
    inset: 0;
    background: rgba(250, 248, 245, 0.7);
    backdrop-filter: blur(2px);
    border-radius: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2;
    gap: 0.5rem;
}

.pa-lock-overlay-icon {
    color: #b0a99e;
}

.pa-lock-overlay-text {
    font-size: 0.8125rem;
    color: #6b6560;
    font-weight: 500;
}

/* ── Upgrade Badge ── */
.pa-upgrade-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--pa-primary, #dd9142);
    background: rgba(221, 145, 66, 0.1);
    padding: 0.15rem 0.5rem;
    border-radius: 100px;
    cursor: pointer;
    transition: background 0.15s ease;
}

.pa-upgrade-badge:hover {
    background: rgba(221, 145, 66, 0.18);
}

/* ── No Subscription State ── */
.pa-no-sub {
    text-align: center;
    padding: 3rem 1.5rem;
}

.pa-no-sub-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #f5f2ec;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: #8c8478;
}

.pa-no-sub-text {
    font-size: 0.9rem;
    color: #6b6560;
    margin-bottom: 1rem;
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .pa-billing { padding: 1.5rem 1rem; }
    .pa-plans-grid { grid-template-columns: 1fr; }
    .pa-addon-cards { grid-template-columns: 1fr; }
    .pa-usage-grid { grid-template-columns: 1fr 1fr; }
    .pa-current-plan-header { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}