:root {
    --neon-blue: #00f3ff;
    --neon-pink: #ff00ff;
    --bg-black: #050505;
    --card-bg: rgba(20, 20, 25, 0.8);
    --border-glow: rgba(0, 243, 255, 0.3);
}

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

body {
    background-color: var(--bg-black);
    color: #fff;
    font-family: 'Rajdhani', sans-serif;
    overflow-x: hidden;
    min-height: 100vh;
    background-image: 
        radial-gradient(circle at 50% 50%, rgba(0, 243, 255, 0.05) 0%, transparent 70%),
        linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%),
        linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 100%, 100% 2px, 3px 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

header {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 10px;
    color: var(--neon-blue);
    text-shadow: 0 0 20px rgba(0, 243, 255, 0.5), 0 0 40px rgba(0, 243, 255, 0.2);
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 4px;
    text-transform: uppercase;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-glow);
    border-radius: 15px;
    padding: 30px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    color: inherit;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 520px;
    backdrop-filter: blur(12px);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
    transform: translateX(-100%);
    transition: 0.5s;
}

.card:hover {
    border-color: var(--neon-blue);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.18);
}

.card:hover::before {
    transform: translateX(100%);
}

.card-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.45rem;
    margin-bottom: 12px;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 12px;
}

.card-icon {
    width: 38px;
    height: 38px;
    background: var(--neon-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 0 15px var(--neon-blue);
    flex-shrink: 0;
}

/* 10 FPS 3D Rotating CAD Viewport */
.card-viewport-wrapper {
    position: relative;
    width: 100%;
    height: 230px;
    margin: 12px 0 16px 0;
    border-radius: 10px;
    overflow: hidden;
    background: #08090c;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 0 25px rgba(0, 0, 0, 0.8);
}

.card-viewport {
    width: 100%;
    height: 100%;
    cursor: grab;
}

.card-viewport:active {
    cursor: grabbing;
}

.cad-hint {
    position: absolute;
    bottom: 6px;
    right: 10px;
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 1px;
    text-transform: uppercase;
    pointer-events: none;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
}

.cad-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 2px;
    background: #08090c;
    z-index: 4;
}

.card-purpose {
    font-size: 0.98rem;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.5;
    margin-bottom: 14px;
}

.spec-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.tag {
    background: rgba(0, 243, 255, 0.08);
    color: var(--neon-blue);
    padding: 3px 10px;
    border-radius: 99px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    border: 1px solid var(--neon-blue);
    letter-spacing: 0.5px;
}

/* Pricing Breakdown Section */
.price-breakdown-box {
    background: rgba(10, 12, 16, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 18px;
}

.price-header {
    display: flex;
    justify-content: space-between;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 8px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.75);
}

.price-table td {
    padding: 3px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.price-table td.cost {
    text-align: right;
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    color: #fff;
}

.price-table tr.total-row td {
    border-top: 1px dashed rgba(255, 255, 255, 0.2);
    border-bottom: none;
    padding-top: 6px;
    color: var(--neon-blue);
    font-weight: 700;
}

.price-table tr.total-row td.cost {
    color: var(--neon-blue);
    font-size: 0.95rem;
}

/* Action & Download Bar */
.card-actions-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    justify-content: space-between;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-launch {
    background: linear-gradient(135deg, rgba(0, 243, 255, 0.18), rgba(0, 243, 255, 0.05));
    border: 1px solid var(--neon-blue);
    color: #fff;
    padding: 8px 16px;
    border-radius: 6px;
    text-decoration: none;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.78rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.btn-launch:hover {
    background: var(--neon-blue);
    color: #000;
    box-shadow: 0 0 15px var(--neon-blue);
    transform: translateY(-2px);
}

.btn-download-group {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.btn-dl {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.85);
    padding: 6px 10px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 0.72rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
}

.btn-dl:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
    transform: translateY(-1px);
}

/* Ambient animation */
.scanline {
    width: 100%;
    height: 100px;
    z-index: 9999;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0) 0%, rgba(0, 243, 255, 0.05) 50%, rgba(0, 0, 0, 0) 100%);
    opacity: 0.1;
    position: fixed;
    bottom: 100%;
    pointer-events: none;
    animation: scanline 10s linear infinite;
}

@keyframes scanline {
    0% { top: -100px; }
    100% { top: 100%; }
}

/* Smaller cards section */
.secondary-section {
    margin-top: 100px;
}

.secondary-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--neon-pink);
    text-transform: uppercase;
    letter-spacing: 5px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.secondary-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--neon-pink), transparent);
}

.secondary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.s-card {
    background: rgba(20, 20, 25, 0.4);
    border: 1px solid rgba(255, 0, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.s-card:hover {
    border-color: var(--neon-pink);
    background: rgba(255, 0, 255, 0.05);
    transform: translateX(10px);
}

.s-card-title {
    font-weight: 700;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.9);
}

.s-card-tag {
    font-size: 0.7rem;
    color: var(--neon-pink);
    border: 1px solid var(--neon-pink);
    padding: 2px 8px;
    border-radius: 4px;
}