/* ═══════════════════════════════════════════════════════════════════════
   Plan Limit Modal — Global error modal for plan enforcement
   Matches the existing dark theme (base_website.html)
   ═══════════════════════════════════════════════════════════════════════ */

:root {
    --plm-bg:        #0F2744;
    --plm-bg-deep:   #07101F;
    --plm-border:    rgba(41, 182, 232, 0.2);
    --plm-text:      #e8eaed;
    --plm-muted:     #6B8BB5;
    --plm-cyan:      #29B6E8;
    --plm-teal:      #0ABFA3;
    --plm-blue:      #1A5DBE;
    --plm-gradient:  linear-gradient(135deg, #1A5DBE, #29B6E8);
    --plm-danger:    #EF4444;
    --plm-warning:   #F59E0B;
    --plm-radius:    16px;
    --plm-backdrop:  rgba(0, 0, 0, 0.6);
}

/* ── Backdrop ───────────────────────────────────────────────────────── */

.plm-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--plm-backdrop);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 99998;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.plm-backdrop.plm-visible {
    opacity: 1;
    pointer-events: auto;
}

/* ── Modal container ────────────────────────────────────────────────── */

.plm-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90%;
    max-width: 460px;
    background: var(--plm-bg);
    border: 1px solid var(--plm-border);
    border-radius: var(--plm-radius);
    z-index: 99999;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5),
                0 0 0 1px rgba(41, 182, 232, 0.08);
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.plm-modal.plm-visible {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
    pointer-events: auto;
}

/* ── Header ─────────────────────────────────────────────────────────── */

.plm-header {
    background: var(--plm-gradient);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.plm-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.plm-icon {
    font-size: 1.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.plm-title {
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: 0.01em;
}

.plm-close {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: #ffffff;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: background 0.2s;
    flex-shrink: 0;
}

.plm-close:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* ── Body ───────────────────────────────────────────────────────────── */

.plm-body {
    padding: 1.5rem;
}

.plm-message {
    color: var(--plm-text);
    font-size: 0.92rem;
    line-height: 1.6;
    margin: 0 0 1.25rem;
}

/* ── Usage Box ──────────────────────────────────────────────────────── */

.plm-usage-box {
    background: rgba(7, 16, 31, 0.7);
    border: 1px solid var(--plm-border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.25rem;
}

.plm-usage-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.3rem 0;
}

.plm-usage-label {
    color: var(--plm-muted);
    font-size: 0.82rem;
}

.plm-usage-value {
    color: var(--plm-text);
    font-size: 0.85rem;
    font-weight: 600;
}

/* ── Progress Bar ───────────────────────────────────────────────────── */

.plm-progress-wrap {
    margin-top: 0.75rem;
}

.plm-progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(41, 182, 232, 0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.4rem;
}

.plm-progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.6s ease;
    background: var(--plm-gradient);
}

.plm-progress-fill.plm-warn {
    background: linear-gradient(135deg, var(--plm-warning), #FB923C);
}

.plm-progress-fill.plm-danger {
    background: linear-gradient(135deg, var(--plm-danger), #F87171);
}

.plm-progress-text {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--plm-muted);
}

/* ── Subtitle / CTA text ───────────────────────────────────────────── */

.plm-cta-text {
    color: var(--plm-muted);
    font-size: 0.82rem;
    line-height: 1.5;
    margin: 0 0 1.25rem;
}

/* ── Footer Buttons ─────────────────────────────────────────────────── */

.plm-footer {
    display: flex;
    gap: 10px;
    padding: 0 1.5rem 1.5rem;
}

.plm-btn {
    flex: 1;
    padding: 0.7rem 1.2rem;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.plm-btn-primary {
    background: var(--plm-gradient);
    color: #ffffff;
    box-shadow: 0 8px 24px rgba(41, 182, 232, 0.25);
}

.plm-btn-primary:hover {
    box-shadow: 0 12px 32px rgba(41, 182, 232, 0.35);
    transform: translateY(-1px);
}

.plm-btn-secondary {
    background: transparent;
    color: var(--plm-muted);
    border: 1px solid rgba(107, 139, 181, 0.3);
}

.plm-btn-secondary:hover {
    border-color: rgba(107, 139, 181, 0.5);
    color: var(--plm-text);
}

/* ── Feature-locked variant (no progress bar) ───────────────────────── */

.plm-feature-icon {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    line-height: 1;
}

/* ── Animation: shake on appear ─────────────────────────────────────── */

@keyframes plm-shake {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    10%      { transform: translate(-50%, -50%) scale(1) translateX(-4px); }
    30%      { transform: translate(-50%, -50%) scale(1) translateX(4px); }
    50%      { transform: translate(-50%, -50%) scale(1) translateX(-3px); }
    70%      { transform: translate(-50%, -50%) scale(1) translateX(3px); }
    90%      { transform: translate(-50%, -50%) scale(1) translateX(-1px); }
}

.plm-modal.plm-shake {
    animation: plm-shake 0.5s ease 0.3s;
}

/* ── Responsive ─────────────────────────────────────────────────────── */

@media (max-width: 480px) {
    .plm-modal {
        width: 95%;
        max-width: none;
    }
    .plm-footer {
        flex-direction: column;
    }
}