:root {
    --silver-light: #e2e8f0;
    --silver-main: #94a3b8;
    --silver-dark: #475569;
    --metallic-gradient: linear-gradient(135deg, #e2e8f0 0%, #94a3b8 50%, #64748b 100%);
    --metallic-text: linear-gradient(to bottom, #334155, #64748b);
    --gold: #d97706;
    --bg-color: #f8fafc;
    --text-color: #1e293b;
    --accent: #0284c7;
    --danger: #ef4444;
}

body {
    margin: 0;
    font-family: 'Encode Sans', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
}

.main-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    background: white;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 40px 20px;
    background: radial-gradient(circle at center, #f1f5f9 0%, #fff 70%);
    border-bottom: 2px solid var(--silver-light);
}

.metallic-text {
    font-size: 2.5rem;
    font-weight: 800;
    margin: 0;
    color: var(--silver-dark);
    letter-spacing: -1px;
    line-height: 1.2;
    text-transform: uppercase;
    background: -webkit-linear-gradient(#334155, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.highlight {
    color: var(--danger);
    -webkit-text-fill-color: var(--danger);
    font-size: 0.9em;
    display: block;
    margin-top: 10px;
}

.separator {
    width: 60px;
    height: 4px;
    background: var(--silver-main);
    margin: 20px auto;
    border-radius: 2px;
}

.sapo {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: var(--silver-dark);
    line-height: 1.6;
}

/* Comparison Section */
.comparison-section {
    display: flex;
    gap: 20px;
    margin: 40px 0;
}

.card {
    flex: 1;
    padding: 25px;
    border-radius: 16px;
    background: white;
    border: 1px solid var(--silver-light);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.card h3 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
}

.badge {
    font-size: 0.75rem;
    padding: 4px 8px;
    border-radius: 12px;
    text-transform: uppercase;
}

.gold-badge {
    background: #fef3c7;
    color: #b45309;
}

.silver-badge {
    background: #f1f5f9;
    color: #475569;
}

.icon-box svg {
    width: 32px;
    height: 32px;
}

.gold-card .icon-box {
    color: var(--gold);
}

.silver-card .icon-box {
    color: var(--silver-main);
}

.bar {
    height: 8px;
    border-radius: 4px;
    margin-top: 10px;
    font-size: 0;
    transition: width 1s ease-out;
}

.gold-bar {
    background: var(--gold);
}

.wave-chart {
    height: 30px;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20" preserveAspectRatio="none"><path d="M0 10 Q 25 20 50 10 T 100 10" stroke="%2394a3b8" fill="none" stroke-width="2"/></svg>');
    background-size: 50% 100%;
    animation: wave 2s linear infinite;
}

@keyframes wave {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 100% 0;
    }
}

/* Grid Section */
.grid-section {
    padding: 20px 0;
}

.section-title {
    text-align: center;
    color: var(--silver-dark);
    margin-bottom: 40px;
    font-weight: 700;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.grid-item {
    background: white;
    border: 1px solid var(--silver-light);
    border-radius: 12px;
    padding: 25px 20px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.grid-item:hover {
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--silver-main);
}

/* Item Numbers */
.item-number {
    position: absolute;
    top: -10px;
    right: 5px;
    font-size: 5rem;
    font-weight: 900;
    color: rgba(148, 163, 184, 0.15);
    /* Very subtle silver */
    line-height: 1;
    z-index: 0;
    pointer-events: none;
    font-family: 'Encode Sans', sans-serif;
}

/* Interactive Summary */
.item-summary {
    position: relative;
    z-index: 1;
    cursor: pointer;
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    background: #f8fafc;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--silver-dark);
}

.icon-wrapper svg {
    width: 32px;
    height: 32px;
}

.grid-item h3 {
    margin: 10px 0;
    font-size: 1.1rem;
    color: var(--text-color);
}

.grid-item p {
    font-size: 0.9rem;
    color: var(--silver-dark);
    line-height: 1.5;
}

.read-more {
    margin-top: 15px;
    padding: 6px 14px;
    background: transparent;
    border: 1px solid var(--silver-light);
    color: var(--silver-dark);
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.read-more .arrow {
    font-size: 0.7em;
    transition: transform 0.3s;
}

.grid-item.expanded .read-more {
    background: var(--silver-main);
    color: white;
    border-color: var(--silver-main);
}

.grid-item.expanded .read-more .arrow {
    transform: rotate(180deg);
}

/* Detail Content (Expandable) */
.item-detail {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, opacity 0.4s ease;
    opacity: 0;
    text-align: left;
    margin-top: 0;
    padding: 0 10px;
    position: relative;
    z-index: 1;
}

.grid-item.expanded .item-detail {
    max-height: 500px;
    /* Adjust if content is very long */
    opacity: 1;
    margin-top: 20px;
    border-top: 1px dashed var(--silver-light);
    padding-top: 15px;
}

.item-detail p {
    margin-bottom: 10px;
    font-size: 0.95rem;
    color: var(--text-color);
}

/* Conclusion */
.conclusion {
    margin-top: 60px;
    background: #1e293b;
    border-radius: 20px;
    padding: 40px;
    color: white;
    text-align: center;
}

.footer-credit {
    margin-top: 40px;
    font-size: 0.85rem;
    color: var(--silver-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.7;
}

.metallic-text-light {
    background: -webkit-linear-gradient(#e2e8f0, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.8rem;
    margin-bottom: 30px;
}

.conclusion-content {
    display: flex;
    gap: 40px;
    text-align: left;
}

.advice {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 12px;
}

.advice h4 {
    margin-top: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.check {
    color: #4ade80;
}

.cross {
    color: #f87171;
}

.advice ul {
    margin: 0;
    padding-left: 20px;
}

.advice li {
    margin-bottom: 8px;
    color: #cbd5e1;
}

/* Responsive */
@media (max-width: 900px) {
    .grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .comparison-section {
        flex-direction: column;
    }

    .grid-container {
        grid-template-columns: 1fr;
    }

    .conclusion-content {
        flex-direction: column;
        gap: 20px;
    }

    .metallic-text {
        font-size: 1.8rem;
    }

    .item-number {
        font-size: 4rem;
        /* Slightly smaller on mobile if needed */
        right: 10px;
    }
}