/* ========================================
     ZERO DEFENCE - PREMIUM CARDS
     Version: 2.0 | Glassmorphic | Smooth Animations
======================================== */

/* ----------------------------------------
   CSS CUSTOM PROPERTIES
---------------------------------------- */
:root {
    --card-bg-primary: linear-gradient(135deg, rgba(18, 18, 24, 0.95), rgba(12, 12, 18, 0.98));
    --card-bg-secondary: linear-gradient(135deg, rgba(22, 22, 30, 0.95), rgba(15, 15, 22, 0.98));
    --card-bg-glow: linear-gradient(135deg, rgba(0, 245, 255, 0.05), rgba(59, 130, 246, 0.05));
    --card-border-color: rgba(0, 245, 255, 0.12);
    --card-border-hover: rgba(0, 245, 255, 0.4);
    --card-glow-color: rgba(0, 245, 255, 0.15);
    --card-radius-sm: 20px;
    --card-radius-md: 24px;
    --card-radius-lg: 28px;
    --card-radius-xl: 32px;
    --transition-card: all 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    --transition-card-slow: all 0.5s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}

/* ----------------------------------------
   BASE CARD STYLES
---------------------------------------- */
.card {
    background: var(--card-bg-primary);
    border-radius: var(--card-radius-md);
    padding: 32px;
    border: 1px solid var(--card-border-color);
    transition: var(--transition-card);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px);
    border-color: var(--card-border-hover);
    box-shadow: 0 25px 40px rgba(0, 0, 0, 0.3), 0 0 20px var(--card-glow-color);
}

/* Card Sizes */
.card-sm {
    padding: 20px;
    border-radius: var(--card-radius-sm);
}

.card-lg {
    padding: 48px;
    border-radius: var(--card-radius-xl);
}

/* Card Variants */
.card-dark {
    background: linear-gradient(135deg, rgba(8, 8, 12, 0.98), rgba(5, 5, 10, 0.99));
}

.card-glow {
    background: var(--card-bg-glow);
    backdrop-filter: blur(12px);
}

.card-gradient {
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.08), rgba(59, 130, 246, 0.08), rgba(168, 85, 247, 0.08));
}

/* ----------------------------------------
   TOOL CARD
---------------------------------------- */
.tool-card {
    background: var(--card-bg-primary);
    border-radius: var(--card-radius-lg);
    padding: 35px 28px;
    text-align: center;
    border: 1px solid var(--card-border-color);
    transition: var(--transition-card-slow);
    display: block;
    text-decoration: none;
    color: #fff;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.08), transparent);
    transition: left 0.6s ease;
}

.tool-card:hover::before {
    left: 100%;
}

.tool-card:hover {
    transform: translateY(-10px);
    border-color: var(--card-border-hover);
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.4), 0 0 25px var(--card-glow-color);
}

/* Tool Card Colors */
.tool-card.android {
    --card-border-color: rgba(16, 185, 129, 0.12);
    --card-border-hover: rgba(16, 185, 129, 0.5);
    --card-glow-color: rgba(16, 185, 129, 0.15);
}

.tool-card.windows {
    --card-border-color: rgba(59, 130, 246, 0.12);
    --card-border-hover: rgba(59, 130, 246, 0.5);
    --card-glow-color: rgba(59, 130, 246, 0.15);
}

.tool-card.elite {
    --card-border-color: rgba(239, 68, 68, 0.12);
    --card-border-hover: rgba(239, 68, 68, 0.5);
    --card-glow-color: rgba(239, 68, 68, 0.15);
}

/* ----------------------------------------
   ACCESS CARD
---------------------------------------- */
.access-card {
    background: var(--card-bg-primary);
    border-radius: var(--card-radius-lg);
    padding: 45px 35px;
    text-align: center;
    border: 1px solid var(--card-border-color);
    transition: var(--transition-card-slow);
    display: block;
    text-decoration: none;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.access-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.08), transparent);
    transition: left 0.6s ease;
}

.access-card:hover::before {
    left: 100%;
}

.access-card:hover {
    transform: translateY(-12px);
    border-color: var(--card-border-hover);
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.4), 0 0 25px var(--card-glow-color);
}

/* Access Card Variants */
.access-card-premium {
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.1), rgba(18, 18, 24, 0.95));
    border-color: rgba(0, 245, 255, 0.3);
}

/* ----------------------------------------
   PRICING CARD
---------------------------------------- */
.pricing-card {
    background: var(--card-bg-primary);
    border-radius: var(--card-radius-lg);
    padding: 40px 35px;
    border: 1px solid var(--card-border-color);
    transition: var(--transition-card);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--card-border-hover);
    box-shadow: 0 25px 40px rgba(0, 0, 0, 0.3);
}

.pricing-card.popular {
    border-color: #00f5ff;
    box-shadow: 0 0 25px rgba(0, 245, 255, 0.2);
    transform: scale(1.02);
}

.pricing-card.popular:hover {
    transform: scale(1.02) translateY(-8px);
}

/* Popular Badge */
.popular-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, #00f5ff, #3b82f6);
    color: #0a0a0f;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: 40px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Price Styles */
.price {
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 800;
    margin: 20px 0;
    color: #00f5ff;
}

.price small {
    font-size: 0.9rem;
    font-weight: 400;
    color: #9ca3af;
}

/* ----------------------------------------
   FEATURE CARD
---------------------------------------- */
.feature-card {
    background: var(--card-bg-secondary);
    border-radius: var(--card-radius-md);
    padding: 30px 25px;
    border: 1px solid var(--card-border-color);
    transition: var(--transition-card);
    text-align: left;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--card-border-hover);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    color: #00f5ff;
}

.feature-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: #fff;
}

.feature-desc {
    color: #9ca3af;
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ----------------------------------------
   STAT CARD
---------------------------------------- */
.stat-card {
    background: rgba(18, 18, 24, 0.6);
    backdrop-filter: blur(10px);
    border-radius: var(--card-radius-md);
    padding: 25px 20px;
    text-align: center;
    border: 1px solid var(--card-border-color);
    transition: var(--transition-card);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--card-border-hover);
    background: rgba(18, 18, 24, 0.8);
}

.stat-number {
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, #00f5ff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: #9ca3af;
    font-size: 0.8rem;
    letter-spacing: 1px;
    margin-top: 8px;
}

/* ----------------------------------------
   REVIEW / TESTIMONIAL CARD
---------------------------------------- */
.review-card {
    background: var(--card-bg-secondary);
    border-radius: var(--card-radius-md);
    padding: 30px;
    border: 1px solid var(--card-border-color);
    transition: var(--transition-card);
    position: relative;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 15px;
    left: 20px;
    font-size: 4rem;
    font-family: serif;
    color: rgba(0, 245, 255, 0.1);
    pointer-events: none;
}

.review-card:hover {
    transform: translateY(-5px);
    border-color: var(--card-border-hover);
}

.review-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #cbd5e6;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00f5ff, #3b82f6);
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-name {
    font-weight: 600;
    color: #fff;
}

.author-title {
    font-size: 0.75rem;
    color: #9ca3af;
}

/* ----------------------------------------
   CARD ICON STYLES
---------------------------------------- */
.card-icon {
    font-size: 3.2rem;
    margin-bottom: 20px;
    display: inline-block;
    transition: all 0.4s ease;
}

.tool-card:hover .card-icon,
.access-card:hover .card-icon,
.feature-card:hover .feature-icon {
    transform: scale(1.05);
}

/* Icon Colors */
.icon-cyan { color: #00f5ff; }
.icon-green { color: #10b981; }
.icon-blue { color: #3b82f6; }
.icon-red { color: #ef4444; }
.icon-purple { color: #a855f7; }
.icon-orange { color: #f97316; }

/* ----------------------------------------
   CARD TITLE & TEXT
---------------------------------------- */
.tool-card h3,
.access-card h3,
.pricing-card h3,
.feature-card .feature-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.4rem;
    margin-bottom: 12px;
    color: #fff;
}

.tool-card p,
.access-card p,
.pricing-card p,
.feature-card .feature-desc {
    color: #9ca3af;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 20px;
}

/* ----------------------------------------
   CARD LINK
---------------------------------------- */
.card-link {
    color: #00f5ff;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tool-card:hover .card-link,
.access-card:hover .card-link,
.pricing-card:hover .card-link,
.feature-card:hover .card-link {
    gap: 14px;
    letter-spacing: 1.5px;
}

/* ----------------------------------------
   CARD GRID LAYOUTS
---------------------------------------- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.card-grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.card-grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ----------------------------------------
   ANIMATED CARD EFFECTS
---------------------------------------- */
.card-glow-animated {
    animation: cardGlowPulse 3s ease-in-out infinite;
}

@keyframes cardGlowPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(0, 245, 255, 0);
        border-color: rgba(0, 245, 255, 0.12);
    }
    50% {
        box-shadow: 0 0 20px 5px rgba(0, 245, 255, 0.15);
        border-color: rgba(0, 245, 255, 0.3);
    }
}

.card-float {
    animation: cardFloat 4s ease-in-out infinite;
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.card-border-flow {
    position: relative;
    overflow: hidden;
}

.card-border-flow::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(0, 245, 255, 0.05),
        transparent,
        rgba(59, 130, 246, 0.05),
        transparent
    );
    animation: borderFlow 6s linear infinite;
    pointer-events: none;
}

@keyframes borderFlow {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ----------------------------------------
   RESPONSIVE CARDS
---------------------------------------- */
@media (max-width: 992px) {
    .card-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }
    
    .card-lg {
        padding: 35px;
    }
}

@media (max-width: 768px) {
    .tool-card,
    .access-card,
    .pricing-card {
        padding: 28px 24px;
    }
    
    .card-icon {
        font-size: 2.8rem;
    }
    
    .tool-card h3,
    .access-card h3,
    .pricing-card h3 {
        font-size: 1.3rem;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .card-grid-2,
    .card-grid-4 {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-8px);
    }
}

@media (max-width: 480px) {
    .tool-card,
    .access-card,
    .pricing-card {
        padding: 24px 20px;
        border-radius: var(--card-radius-md);
    }
    
    .card-icon {
        font-size: 2.5rem;
    }
    
    .tool-card h3,
    .access-card h3,
    .pricing-card h3 {
        font-size: 1.2rem;
    }
    
    .price {
        font-size: 2rem;
    }
    
    .popular-badge {
        top: 10px;
        right: 10px;
        font-size: 0.6rem;
        padding: 3px 10px;
    }
    
    .feature-card {
        padding: 22px 18px;
    }
}

/* ----------------------------------------
   DARK MODE SUPPORT
---------------------------------------- */
@media (prefers-color-scheme: dark) {
    :root {
        --card-bg-primary: linear-gradient(135deg, rgba(18, 18, 24, 0.98), rgba(12, 12, 18, 0.99));
        --card-bg-secondary: linear-gradient(135deg, rgba(22, 22, 30, 0.98), rgba(15, 15, 22, 0.99));
    }
}

/* ----------------------------------------
   PRINT STYLES
---------------------------------------- */
@media print {
    .card,
    .tool-card,
    .access-card,
    .pricing-card {
        break-inside: avoid;
        background: #fff;
        color: #000;
        border: 1px solid #ccc;
    }
    
    .card-icon,
    .feature-icon {
        color: #000 !important;
    }
}