/* Usage Section Styles - Modern & Gaming Theme */
.usage-section {
    position: relative;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95) 0%, rgba(22, 33, 62, 0.95) 50%, rgba(26, 26, 46, 0.95) 100%);
    overflow: hidden;
}

/* Usage Section Header */
.usage-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.usage-section-badge {
    display: inline-flex;
    margin-bottom: 1.5rem;
}

.usage-section-badge-content {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2) 0%, rgba(245, 158, 11, 0.2) 100%);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 9999px;
    backdrop-filter: blur(10px);
}

.usage-section-title {
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .usage-section-title {
        font-size: 3.5rem;
    }
}

.usage-section-title-gradient {
    background: linear-gradient(135deg, #fbbf24, #f59e0b, #d97706);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.usage-section-subtitle {
    font-family: 'Exo 2', sans-serif;
    font-weight: 600;
    font-size: 1.25rem;
    color: #cbd5e1;
    display: block;
    margin-top: 0.5rem;
}

@media (min-width: 768px) {
    .usage-section-subtitle {
        font-size: 1.5rem;
    }
}

.usage-section-description {
    font-family: 'Exo 2', sans-serif;
    font-size: 1rem;
    line-height: 1.8;
    color: #cbd5e1;
    max-width: 3xl;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .usage-section-description {
        font-size: 1.125rem;
    }
}

/* Usage Read More Button */
.usage-read-more-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.875rem 2rem;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2) 0%, rgba(245, 158, 11, 0.2) 100%);
    border: 2px solid rgba(251, 191, 36, 0.5);
    border-radius: 9999px;
    color: #fbbf24;
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.usage-read-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.3), transparent);
    transition: left 0.6s ease;
}

.usage-read-more-btn:hover::before {
    left: 100%;
}

.usage-read-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(251, 191, 36, 0.3),
                0 0 20px rgba(251, 191, 36, 0.2);
    border-color: rgba(251, 191, 36, 0.8);
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.3) 0%, rgba(245, 158, 11, 0.3) 100%);
}

.usage-read-more-btn i {
    transition: transform 0.3s ease;
}

.usage-read-more-btn:hover i {
    transform: translateX(4px);
}

.usage-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(251, 191, 36, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(251, 191, 36, 0.08) 0%, transparent 50%);
    pointer-events: none;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Usage AdSense Container */
.usage-ads-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
    text-align: center;
}

.usage-ads-container ins.adsbygoogle {
    display: block !important;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

/* Step Cards - Modern Gaming Style */
.usage-step-card {
    position: relative;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(51, 65, 85, 0.9) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 24px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.usage-step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.15), transparent);
    transition: left 0.8s ease;
    z-index: 0;
}

.usage-step-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

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

.usage-step-card:hover::after {
    opacity: 1;
}

.usage-step-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 24px 48px rgba(251, 191, 36, 0.2), 0 0 40px rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.5);
}

/* Step Number Badge */
.usage-step-number {
    position: relative;
    z-index: 1;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    font-size: 2rem;
    color: white;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    box-shadow: 0 8px 24px rgba(251, 191, 36, 0.4),
                inset 0 2px 8px rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 8px 24px rgba(251, 191, 36, 0.4),
                    inset 0 2px 8px rgba(255, 255, 255, 0.2);
    }
    50% {
        box-shadow: 0 8px 32px rgba(251, 191, 36, 0.6),
                    inset 0 2px 8px rgba(255, 255, 255, 0.3),
                    0 0 20px rgba(251, 191, 36, 0.3);
    }
}

.usage-step-card:hover .usage-step-number {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 36px rgba(251, 191, 36, 0.6),
                inset 0 2px 8px rgba(255, 255, 255, 0.3);
}

/* Step Title */
.usage-step-title {
    position: relative;
    z-index: 1;
    font-family: 'Orbitron', monospace;
    font-weight: 800;
    font-size: 1.25rem;
    color: #fbbf24;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
    transition: all 0.3s ease;
}

.usage-step-card:hover .usage-step-title {
    color: #fcd34d;
    text-shadow: 0 4px 16px rgba(251, 191, 36, 0.5);
}

/* Step Description */
.usage-step-description {
    position: relative;
    z-index: 1;
    font-family: 'Exo 2', sans-serif;
    font-size: 0.9375rem;
    line-height: 1.8;
    color: #cbd5e1;
    transition: color 0.3s ease;
}

.usage-step-card:hover .usage-step-description {
    color: #e2e8f0;
}

/* Guide Cards - Enhanced Style */
.usage-guide-card {
    position: relative;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.95) 0%, rgba(51, 65, 85, 0.95) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 24px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.usage-guide-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.8), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s ease;
}

.usage-guide-card:hover::before {
    transform: scaleX(1);
}

.usage-guide-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4),
                0 0 32px rgba(251, 191, 36, 0.15);
    border-color: rgba(251, 191, 36, 0.4);
}

/* Guide Icon Container */
.usage-guide-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.usage-guide-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.usage-guide-card:hover .usage-guide-icon::before {
    width: 200%;
    height: 200%;
}

.usage-guide-card:hover .usage-guide-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

/* Info Boxes */
.usage-info-box {
    background: rgba(30, 41, 59, 0.6);
    border-radius: 16px;
    padding: 1.25rem;
    border-left: 4px solid;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.usage-info-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.4s ease;
}

.usage-info-box:hover::before {
    transform: scaleY(1);
}

.usage-info-box:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* Tips Cards - Enhanced */
.usage-tips-card {
    position: relative;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(51, 65, 85, 0.9) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.usage-tips-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, transparent, rgba(251, 191, 36, 0.3), transparent);
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.usage-tips-card:hover::before {
    opacity: 1;
    animation: borderGlow 2s ease infinite;
}

@keyframes borderGlow {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.6;
    }
}

.usage-tips-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4),
                0 0 40px rgba(251, 191, 36, 0.2);
    border-color: rgba(251, 191, 36, 0.5);
}

/* Tips Icon */
.usage-tips-icon {
    font-size: 2rem;
    margin-right: 0.75rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.usage-tips-card:hover .usage-tips-icon {
    transform: scale(1.2) rotate(10deg);
    filter: drop-shadow(0 4px 8px rgba(251, 191, 36, 0.4));
}

/* List Items Animation */
.usage-list-item {
    position: relative;
    padding-left: 1.5rem;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInLeft 0.6s ease forwards;
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.usage-list-item:nth-child(1) { animation-delay: 0.1s; }
.usage-list-item:nth-child(2) { animation-delay: 0.2s; }
.usage-list-item:nth-child(3) { animation-delay: 0.3s; }
.usage-list-item:nth-child(4) { animation-delay: 0.4s; }

.usage-list-item:hover {
    transform: translateX(8px);
    color: #fbbf24;
}

.usage-list-item i {
    position: absolute;
    left: 0;
    top: 0.25rem;
    transition: all 0.3s ease;
}

.usage-list-item:hover i {
    transform: scale(1.2);
    filter: drop-shadow(0 2px 4px rgba(251, 191, 36, 0.4));
}

/* Calculator Type Cards */
.usage-calculator-card {
    position: relative;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.95) 0%, rgba(51, 65, 85, 0.95) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 24px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.usage-calculator-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(251, 191, 36, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.usage-calculator-card:hover::before {
    opacity: 1;
}

.usage-calculator-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 24px 56px rgba(251, 191, 36, 0.25),
                0 0 48px rgba(251, 191, 36, 0.15);
    border-color: rgba(251, 191, 36, 0.6);
}

/* Calculator Number Badge */
.usage-calculator-badge {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    font-size: 2rem;
    color: white;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3),
                inset 0 2px 8px rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.usage-calculator-badge::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: transform 0.6s ease;
}

.usage-calculator-card:hover .usage-calculator-badge::before {
    transform: translate(-50%, -50%) rotate(180deg);
}

.usage-calculator-card:hover .usage-calculator-badge {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4),
                inset 0 2px 8px rgba(255, 255, 255, 0.3);
}

/* Formula Box */
.usage-formula-box {
    position: relative;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(251, 191, 36, 0.3);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4),
                inset 0 0 40px rgba(251, 191, 36, 0.05);
    transition: all 0.4s ease;
    overflow: hidden;
}

.usage-formula-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(251, 191, 36, 0.05) 50%, transparent 70%);
    animation: shimmer 3s ease infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.usage-formula-box:hover {
    border-color: rgba(251, 191, 36, 0.6);
    box-shadow: 0 12px 48px rgba(251, 191, 36, 0.2),
                inset 0 0 60px rgba(251, 191, 36, 0.1);
    transform: scale(1.02);
}

/* Fade In Up Animation */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger Animation for Grid Items */
.usage-grid-item {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpStagger 0.8s ease forwards;
}

@keyframes fadeInUpStagger {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.usage-grid-item:nth-child(1) { animation-delay: 0.1s; }
.usage-grid-item:nth-child(2) { animation-delay: 0.2s; }
.usage-grid-item:nth-child(3) { animation-delay: 0.3s; }
.usage-grid-item:nth-child(4) { animation-delay: 0.4s; }
.usage-grid-item:nth-child(5) { animation-delay: 0.5s; }
.usage-grid-item:nth-child(6) { animation-delay: 0.6s; }

/* Button Hover Effects */
.usage-btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.usage-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.usage-btn:hover::before {
    width: 300px;
    height: 300px;
}

.usage-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(251, 191, 36, 0.3);
}

/* Responsive Design */
@media (max-width: 767px) {
    .usage-step-card,
    .usage-guide-card,
    .usage-tips-card,
    .usage-calculator-card {
        padding: 1.5rem;
        border-radius: 20px;
    }
    
    .usage-step-number,
    .usage-calculator-badge {
        width: 64px;
        height: 64px;
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .usage-guide-icon {
        width: 48px;
        height: 48px;
    }
    
    .usage-step-title {
        font-size: 1.125rem;
    }
    
    .usage-step-description {
        font-size: 0.875rem;
    }
    
    .usage-formula-box {
        padding: 1.5rem;
    }
}

/* Loading Animation */
@keyframes loadingPulse {
    0%, 100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

.usage-loading {
    animation: loadingPulse 2s ease infinite;
}

/* Scroll Reveal Animation */
.usage-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.usage-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Gradient Text Animation */
.usage-gradient-text {
    background: linear-gradient(135deg, #fbbf24, #f59e0b, #d97706);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% center;
    }
    50% {
        background-position: 100% center;
    }
    100% {
        background-position: 0% center;
    }
}

/* Glow Effect */
.usage-glow {
    position: relative;
}

.usage-glow::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: -1;
}

.usage-glow:hover::after {
    opacity: 1;
}

/* Section Divider */
.usage-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.5), transparent);
    margin: 3rem 0;
    position: relative;
}

.usage-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 12px;
    background: #fbbf24;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.6);
    animation: pulseDot 2s ease infinite;
}

@keyframes pulseDot {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.7;
    }
}