/**
 * Feature Gating Styles
 *
 * Styles for locked features and upgrade modal.
 * Uses dark theme consistent with admin pages.
 */

/* ============================================
   LOCKED FEATURE STYLES
   ============================================ */

.feature-locked {
    position: relative;
    opacity: 0.7;
    cursor: not-allowed !important;
    filter: grayscale(30%);
}

.feature-locked::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    pointer-events: none;
    border-radius: inherit;
}

.feature-locked:hover {
    opacity: 0.8;
}

.feature-lock-icon {
    position: absolute;
    top: 4px;
    right: 4px;
    font-size: 12px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    pointer-events: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Card-specific lock styling */
.card.feature-locked .feature-lock-icon,
.dashboard-card.feature-locked .feature-lock-icon {
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    font-size: 14px;
}

/* Button-specific lock styling */
button.feature-locked,
.btn.feature-locked {
    pointer-events: auto !important; /* Allow click to show modal */
}

button.feature-locked .feature-lock-icon,
.btn.feature-locked .feature-lock-icon {
    position: static;
    display: inline-flex;
    margin-left: 6px;
    width: 16px;
    height: 16px;
    font-size: 10px;
    vertical-align: middle;
}

/* Menu item lock styling */
.nav-item.feature-locked,
.menu-item.feature-locked {
    color: #64748b !important;
}

.nav-item.feature-locked .feature-lock-icon,
.menu-item.feature-locked .feature-lock-icon {
    position: static;
    display: inline-flex;
    margin-left: 8px;
    width: 14px;
    height: 14px;
    font-size: 9px;
}

/* ============================================
   UPGRADE MODAL STYLES
   ============================================ */

.upgrade-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity 0.2s ease;
}

.upgrade-modal.hidden {
    display: none;
    opacity: 0;
}

.upgrade-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.upgrade-modal-content {
    position: relative;
    background: #1e293b;
    border-radius: 16px;
    padding: 2rem;
    max-width: 520px;
    width: 90%;
    color: #e2e8f0;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid #334155;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.upgrade-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    color: #94a3b8;
    font-size: 1.5rem;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.upgrade-modal-close:hover {
    background: #334155;
    color: #e2e8f0;
}

.upgrade-modal-close:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

.upgrade-modal-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1;
}

.upgrade-modal-content h2 {
    margin: 0 0 0.75rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: #f1f5f9;
}

.upgrade-message {
    margin: 0 0 0.5rem 0;
    color: #94a3b8;
}

.upgrade-feature-name {
    color: #3b82f6;
    font-weight: 500;
}

.upgrade-current-tier {
    color: #f59e0b;
    font-weight: 500;
}

.upgrade-modal-content > p {
    margin: 0 0 1.5rem 0;
    color: #94a3b8;
    line-height: 1.5;
}

/* ============================================
   TIER CARDS
   ============================================ */

.upgrade-tiers {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 1.5rem 0;
}

@media (max-width: 500px) {
    .upgrade-tiers {
        grid-template-columns: 1fr;
    }
}

.upgrade-tier {
    background: #334155;
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid #475569;
    transition: all 0.2s ease;
}

.upgrade-tier:hover {
    border-color: #3b82f6;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

.upgrade-tier h3 {
    margin: 0 0 0.5rem 0;
    color: #3b82f6;
    font-size: 1rem;
    font-weight: 600;
}

.upgrade-tier p {
    margin: 0;
    font-size: 0.75rem;
    color: #94a3b8;
    line-height: 1.4;
}

/* Highlight recommended tier */
.upgrade-tier[data-tier="pro"] {
    border-color: #3b82f6;
    background: linear-gradient(135deg, #1e3a5f 0%, #334155 100%);
}

.upgrade-tier[data-tier="pro"]::before {
    content: 'Popular';
    display: block;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #3b82f6;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

/* ============================================
   UPGRADE CTA BUTTON
   ============================================ */

.upgrade-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    padding: 0.875rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

.upgrade-cta:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
    color: white;
    text-decoration: none;
}

.upgrade-cta:active {
    transform: translateY(0);
}

.upgrade-cta:focus {
    outline: 2px solid #60a5fa;
    outline-offset: 2px;
}

/* ============================================
   USAGE LIMIT INDICATORS
   ============================================ */

.feature-usage-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.feature-usage-badge.usage-low {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.feature-usage-badge.usage-medium {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.feature-usage-badge.usage-high {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.feature-usage-badge.usage-exceeded {
    background: rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

/* Progress bar for usage */
.feature-usage-bar {
    width: 100%;
    height: 4px;
    background: #334155;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 4px;
}

.feature-usage-bar-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.3s ease;
}

.feature-usage-bar-fill.usage-low {
    background: #22c55e;
}

.feature-usage-bar-fill.usage-medium {
    background: #f59e0b;
}

.feature-usage-bar-fill.usage-high {
    background: #ef4444;
}

/* ============================================
   TIER BADGES
   ============================================ */

.tier-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.tier-badge.tier-starter {
    background: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
}

.tier-badge.tier-pro {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.tier-badge.tier-team {
    background: rgba(139, 92, 246, 0.2);
    color: #8b5cf6;
}

.tier-badge.tier-enterprise {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

/* ============================================
   FEATURE CATEGORY ICONS
   ============================================ */

.feature-category-icon {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
}

.feature-category-icon.category-content::before { content: '📝'; }
.feature-category-icon.category-ai::before { content: '🤖'; }
.feature-category-icon.category-team::before { content: '👥'; }
.feature-category-icon.category-analytics::before { content: '📊'; }
.feature-category-icon.category-integrations::before { content: '🔗'; }
.feature-category-icon.category-admin::before { content: '⚙️'; }