/* ================================================================
# DACOG Search Engine – System Architecture
# File: wallet-page.css
# Path: /static/css/wallet-page.css
# Version: 3.0.0
# Description: Mathematical-Unit Wallet UI (Light/Hero Theme)
# ================================================================*/

/* 1. Base Container */
.wallet-wrapper {
    max-width: 50rem; /* 800px */
    margin: 0 auto;
    padding-bottom: 3.125rem; /* 50px */
}

/* 2. Theme-Aware Card & Hero Header */
.wallet-card {
    background-color: var(--dacog-bg-nav);
    border: 0.0625rem solid var(--dacog-border-color);
    -webkit-border-radius: 1rem;
    -moz-border-radius: 1rem;
    border-radius: 1rem;
    -webkit-box-shadow: var(--dacog-shadow-dropdown);
    -moz-box-shadow: var(--dacog-shadow-dropdown);
    box-shadow: var(--dacog-shadow-dropdown);
    overflow: hidden;
}

.wallet-hero {
    background: linear-gradient(135deg, var(--dacog-bg-topbar), #000000);
    color: #ffffff;
    padding: 3.125rem; /* 50px */
    text-align: center;
    position: relative;
    border-bottom: 0.25rem solid var(--dacog-accent-green); /* 4px */
}

.wallet-hero-overlay {
    position: absolute;
    top: 0;
    start: 0;
    width: 100%;
    height: 100%;
    opacity: 0.25;
    background: radial-gradient(circle at top right, var(--dacog-accent-green), transparent);
    z-index: 1;
}

.wallet-hero-content {
    position: relative;
    z-index: 2;
}

.wallet-display-balance {
    font-family: 'JetBrains Mono', 'Courier New', Courier, monospace;
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    color: #ffffff;
}

/* 3. Preset Funding Buttons */
.preset-btn {
    border: 0.125rem solid var(--dacog-border-color);
    color: var(--dacog-text-main);
    background-color: var(--dacog-bg-nav);
    -webkit-transition: all 0.2s ease;
    -moz-transition: all 0.2s ease;
    transition: all 0.2s ease;
    -webkit-border-radius: 0.5rem;
    -moz-border-radius: 0.5rem;
    border-radius: 0.5rem;
}

.preset-btn:hover, .preset-btn:focus {
    border-color: var(--dacog-accent-primary);
    color: var(--dacog-accent-primary);
    background-color: rgba(13, 110, 253, 0.05);
    -webkit-box-shadow: var(--dacog-shadow-sm);
    -moz-box-shadow: var(--dacog-shadow-sm);
    box-shadow: var(--dacog-shadow-sm);
}

.theme-hero .preset-btn:hover, .theme-hero .preset-btn:focus {
    background-color: rgba(138, 180, 248, 0.1);
}

/* 4. Payment Gateway Placeholder */
.gateway-placeholder {
    background-color: var(--dacog-bg-base);
    border: 0.0625rem dashed var(--dacog-border-color);
    -webkit-border-radius: 0.5rem;
    -moz-border-radius: 0.5rem;
    border-radius: 0.5rem;
    padding: 1.5rem;
    text-align: center;
    color: var(--dacog-text-muted);
}

/* ==========================================================================
   5. MEDIA QUERIES (AFRICAN TARGET OPTIMIZATION)
   ========================================================================== */

@media screen and (max-width: 48em) { /* 768px */
    .wallet-hero, .wallet-card .card-body {
        padding: 2rem;
    }
    
    .wallet-display-balance {
        font-size: 3.5rem;
    }
}

@media screen and (max-width: 30em) { /* 480px */
    .wallet-wrapper {
        padding-top: 1.5rem;
    }
    
    .wallet-hero, .wallet-card .card-body {
        padding: 1.5rem;
    }
    
    .wallet-display-balance {
        font-size: 2.75rem; /* Shrink massively for small viewports */
    }
    
    /* Stack preset buttons */
    .row.g-3 > .col-4 {
        width: 100%;
    }
}