/* ================================
   DARK GRID THEME — NEON SILVER
   For donation.digital-vault.xyz
   ================================ */

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Base Colors */
:root {
    --bg-color: #000000;
    --bg-alt: #0e0e0e;
    --bg-card: rgba(25, 25, 25, 0.9);
    --text-color: #e0e0e0;
    --text-muted: #9f9f9f;
    --accent: #c0c0c0; /* silver */
    --accent-hover: #f8f8f8; /* white-silver */
    --border-color: #2a2a2a;
    --neon-glow: 0 0 8px rgba(192, 192, 192, 0.7),
                 0 0 16px rgba(255, 255, 255, 0.4);
}

/* Base Typography */
body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;

    /* GRID BACKGROUND */
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* Links */
a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}
a:hover {
    color: var(--accent-hover);
    text-shadow: var(--neon-glow);
}

/* Header */
header {
    background: var(--bg-alt);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}
header .logo a {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--accent);
    text-shadow: var(--neon-glow);
}
header nav a {
    margin-left: 1.5rem;
    font-size: 1rem;
    color: var(--text-color);
}
header nav a:hover {
    color: var(--accent-hover);
    text-shadow: var(--neon-glow);
}

/* Footer */
footer {
    background: var(--bg-alt);
    padding: 1rem;
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Main */
main {
    flex: 1;
    padding: 2rem;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    font-weight: 600;
    color: #f0f0f0;
    text-shadow: var(--neon-glow);
}

/* Paragraphs */
p { margin-bottom: 1rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 4px;
    background: var(--accent);
    color: #111;
    cursor: pointer;
    transition: background 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    box-shadow: var(--neon-glow);
}
.btn:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 16px rgba(192,192,192,0.9),
                0 0 32px rgba(255,255,255,0.6);
}
.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 6px rgba(0,0,0,0.6),
                var(--neon-glow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 14px rgba(0,0,0,0.8),
                0 0 20px rgba(255,255,255,0.7);
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}
table th, table td {
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    text-align: left;
}
table th {
    background: var(--bg-alt);
    color: var(--accent);
    text-shadow: var(--neon-glow);
}

/* Forms */
input, textarea, select {
    width: 100%;
    padding: 0.6rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-card);
    color: var(--text-color);
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: var(--neon-glow);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}
.alert-success {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--accent);
    color: var(--accent);
    box-shadow: var(--neon-glow);
}

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: -0.5rem;
}
.col {
    flex: 1;
    padding: 0.5rem;
    min-width: 250px;
}

/* Code blocks */
pre, code {
    background: #0a0a0a;
    color: #cfcfcf;
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    box-shadow: var(--neon-glow);
}

/* Utilities */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.6rem;
    margin-top: 2rem;
}
.pagination a,
.pagination span {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: var(--bg-alt);
    color: var(--text-color);
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}
.pagination a:hover {
    background: var(--accent);
    color: #111;
    box-shadow: var(--neon-glow);
}
.pagination .current {
    background: var(--accent);
    color: #111;
    font-weight: bold;
    box-shadow: var(--neon-glow);
}

/* Responsive Images */
img {
    display: block !important;
    width: 100% !important;
    max-width: min(92vw, 480px) !important;
    height: auto !important;
    object-fit: contain !important;
    margin: 0 auto 0.75rem !important;
    border-radius: 8px !important;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.25) !important;
}

/* Prevent overflow */
article, .card, .content { overflow-x: hidden !important; }
html, body { overflow-x: hidden !important; }