/* --- EXISTING CSS VARIABLES (Keep these) --- */
:root {
    --bg-dark: #0b0c10;
    --panel-bg: #1f2833;
    --gold: #ffc107;
    --gold-glow: rgba(255, 193, 7, 0.4);
    --text-main: #c5c6c7;
    --code-bg: #121212;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Outfit', sans-serif;
    overflow-x: hidden;
}

/* --- BACKGROUND MATRIX EFFECT --- */
.data-stream-bg {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: linear-gradient(rgba(31, 40, 51, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 40, 51, 0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: -2;
}
.overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--bg-dark) 90%);
    z-index: -1;
}

/* --- HERO --- */
.sql-hero {
    padding: 100px 0;
    min-height: 80vh;
    margin-top: 50px;
    display: flex;
    align-items: center;
}

.text-gold { color: var(--gold); text-shadow: 0 0 15px var(--gold-glow); }
.text-gray { color: #888; }

.badge-sql {
    border: 1px solid var(--gold);
    color: var(--gold);
    display: inline-block;
    padding: 5px 15px;
    border-radius: 4px;
    font-family: 'Fira Code', monospace;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.btn-gold {
    background: var(--gold);
    color: #000;
    padding: 15px 35px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 4px;
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.btn-gold:hover {
    background: #ffdb58;
    box-shadow: 0 0 20px var(--gold-glow);
    transform: translateY(-2px);
}

/* --- SERVER RACK VISUAL --- */
.server-rack {
    background: #000;
    border: 2px solid #333;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
}
.server-blade {
    background: #1a1a1a;
    border: 1px solid #333;
    margin-bottom: 5px;
    padding: 15px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.server-blade:hover { border-color: var(--gold); }
.blink-light { width: 8px; height: 8px; border-radius: 50%; display: inline-block; animation: blink 0.5s infinite alternate; }
.green { background: #0f0; box-shadow: 0 0 5px #0f0; }
.red { background: #f00; animation-duration: 0.2s; }
.yellow { background: var(--gold); }
.label { font-family: 'Fira Code', monospace; font-size: 0.8rem; color: #555; margin-left: auto; }

@keyframes blink { from {opacity: 0.3;} to {opacity: 1;} }

/* --- INTERACTIVE CONSOLE --- */
.demo-console {
    background: var(--code-bg);
    border: 1px solid #333;
    border-radius: 8px;
    overflow: hidden;
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}
.console-header {
    background: #1f1f1f;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #333;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
}
.console-body { padding: 30px; font-family: 'Fira Code', monospace; }

/* Code Highlight */
.sql-keyword { color: #569cd6; font-weight: bold; }
.sql-var { color: #b5cea8; }

/* Progress Bar Custom */
.progress-bar { transition: width 1s linear; }

/* Switch Toggle */
.switch { position: relative; display: inline-block; width: 40px; height: 20px; margin: 0 10px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #ccc; transition: .4s; border-radius: 20px; }
.slider:before { position: absolute; content: ""; height: 14px; width: 14px; left: 3px; bottom: 3px; background-color: white; transition: .4s; border-radius: 50%; }
input:checked + .slider { background-color: var(--gold); }
input:checked + .slider:before { transform: translateX(20px); }

/* --- TECH BOXES --- */
.tech-box {
    background: var(--panel-bg);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: 0.3s;
    height: 100%;
}
.tech-box:hover {
    border-color: var(--gold);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.icon-box {
    font-size: 2.5rem;
    color: var(--gold);
    margin-bottom: 20px;
}
/* Section Utility Colors */
.bg-darker-panel { background-color: #14161f; }
.border-y-gold { border-top: 1px solid rgba(255, 193, 7, 0.2); border-bottom: 1px solid rgba(255, 193, 7, 0.2); }
.border-end-gold { border-right: 1px solid rgba(255, 193, 7, 0.2); }

/* Mobile Adjustment for Borders */
@media (max-width: 768px) {
    .border-end-gold { border-right: none; border-bottom: 1px solid rgba(255, 193, 7, 0.2); padding-bottom: 20px; margin-bottom: 20px; }
}

/* Problem Cards */
.problem-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--gold);
}
.icon-warning {
    font-size: 1.5rem;
    color: var(--gold);
    background: rgba(255, 193, 7, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* .NET Connect Box */
.dotnet-connect-box {
    background: rgba(139, 92, 246, 0.05); /* Slight purple tint */
    border: 1px solid var(--gold);
    border-radius: 12px;
}
.border-gold { border-color: var(--gold) !important; }

/* Tool Cards */
.tool-card {
    background: var(--panel-bg);
    padding: 25px;
    border-radius: 12px;
    transition: 0.3s;
    height: 100%;
    border: 1px solid transparent;
}
.tool-card:hover {
    transform: translateY(-5px);
    border-color: var(--gold);
}
.grayscale { filter: grayscale(100%); transition: 0.3s; }
.tool-card:hover .grayscale { filter: grayscale(0%); }

/* Outcome Items */
.outcome-item {
    background: rgba(255,255,255,0.03);
    padding: 15px;
    border-radius: 50px;
    color: #ddd;
    font-size: 0.95rem;
}

/* Certificate Box */
.cert-box {
    border-radius: 12px;
    border: 2px dashed var(--gold);
    position: relative;
    overflow: hidden;
}
.cert-box::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(rgba(255, 193, 7, 0.1), transparent);
    animation: rotate 10s linear infinite;
}
@keyframes rotate { 100% { transform: rotate(360deg); } }