:root {
    --neon-cyan: #00eaff;
    --neon-cyan-glow: rgba(0, 234, 255, 0.6);
    --neon-cyan-dark: rgba(0, 234, 255, 0.1);
    --matrix-green: #00ff41;
    --error-red: #ff0055;
    --glass-bg: rgba(5, 5, 5, 0.85);
    --font-cyber: 'Orbitron', sans-serif;
    --font-mono: 'Fira Code', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body.cyber-terminal {
    background-color: #000;
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    padding: 20px;
}

.background-engine {
    position: fixed;
    inset: 0;
    z-index: -1;
}

.bg-media {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(1.0) contrast(1.1);
}

.overlay-scan {
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(0, 0, 0, 0) 50%, rgba(0, 0, 0, 0.2) 50%);
    background-size: 100% 4px;
    z-index: 2;
    pointer-events: none;
}

.overlay-vignette {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, transparent 50%, #000 120%);
    z-index: 3;
}

.viewport-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.payment-card {
    width: 100%;
    max-width: 440px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--neon-cyan-dark);
    padding: 40px 30px;
    position: relative;
    border-radius: 4px;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
    animation: cardEntry 0.8s cubic-bezier(0.2, 1, 0.3, 1);
}

@keyframes cardEntry {
    from { opacity: 0; transform: scale(0.9) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.card-header {
    text-align: center;
    margin-bottom: 35px;
}

.system-id {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--neon-cyan);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.pulse-icon {
    width: 6px;
    height: 6px;
    background: var(--neon-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--neon-cyan);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(2.5); opacity: 0; }
}

.glitch-text {
    font-family: var(--font-cyber);
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 4px;
    color: #fff;
    text-shadow: 0 0 15px var(--neon-cyan-glow);
    position: relative;
}

.divider-glow {
    width: 60px;
    height: 2px;
    background: var(--neon-cyan);
    margin: 15px auto 0;
    box-shadow: 0 0 15px var(--neon-cyan);
}

.form-section {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 40px;
}

.input-field {
    position: relative;
}

.input-field input {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 10px;
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    transition: 0.3s;
}

.input-field label {
    position: absolute;
    left: 10px;
    top: 14px;
    font-family: var(--font-cyber);
    font-size: 9px;
    color: rgba(255, 255, 255, 0.4);
    pointer-events: none;
    transition: 0.3s ease;
    letter-spacing: 1px;
}

.input-field input:focus ~ label,
.input-field input:not(:placeholder-shown) ~ label {
    top: -12px;
    color: var(--neon-cyan);
    font-size: 8px;
}

.input-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--neon-cyan);
    box-shadow: 0 0 15px var(--neon-cyan);
    transition: 0.4s;
}

.input-field input:focus ~ .input-bar {
    width: 100%;
}

.pix-module {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 25px;
    border-radius: 4px;
    margin-bottom: 35px;
}

.qr-container {
    width: 160px;
    height: 160px;
    background: #fff;
    margin: 0 auto 25px;
    padding: 10px;
    position: relative;
    border-radius: 4px;
}

.qr-image {
    width: 100%;
    height: 100%;
    display: block;
}

.qr-scanner-line {
    position: absolute;
    inset: 0;
    height: 2px;
    background: var(--neon-cyan);
    box-shadow: 0 0 20px var(--neon-cyan);
    animation: scan 2.5s infinite linear;
    z-index: 5;
}

@keyframes scan {
    0%, 100% { top: 0%; }
    50% { top: 100%; }
}

.corner {
    position: absolute;
    width: 15px;
    height: 15px;
    border: 2px solid var(--neon-cyan);
}

.corner.tl { top: -5px; left: -5px; border-right: 0; border-bottom: 0; }
.corner.tr { top: -5px; right: -5px; border-left: 0; border-bottom: 0; }
.corner.bl { bottom: -5px; left: -5px; border-right: 0; border-top: 0; }
.corner.br { bottom: -5px; right: -5px; border-left: 0; border-top: 0; }

.pix-label {
    font-family: var(--font-cyber);
    font-size: 8px;
    color: var(--neon-cyan);
    margin-bottom: 12px;
    text-align: center;
    letter-spacing: 2px;
}

.hash-wrapper {
    display: flex;
    background: #000;
    border: 1px solid var(--neon-cyan-dark);
    overflow: hidden;
}

.hash-wrapper input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--neon-cyan);
    padding: 12px;
    font-family: var(--font-mono);
    font-size: 10px;
}

.btn-copy {
    background: var(--neon-cyan);
    border: none;
    padding: 0 15px;
    font-family: var(--font-cyber);
    font-weight: 700;
    font-size: 10px;
    cursor: pointer;
    transition: 0.3s;
}

.btn-copy:active {
    transform: scale(0.9);
}

.legal-disclaimer {
    margin-bottom: 30px;
}

.legal-disclaimer p {
    font-family: var(--font-mono);
    font-size: 8px;
    text-align: center;
    color: rgba(255, 255, 255, 0.3);
    line-height: 1.5;
}

.btn-finalize {
    width: 100%;
    padding: 20px;
    background: transparent;
    border: 1px solid var(--neon-cyan);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: 0.4s;
}

.btn-label {
    font-family: var(--font-cyber);
    font-weight: 900;
    font-size: 12px;
    letter-spacing: 3px;
    color: #fff;
    z-index: 5;
    position: relative;
}

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, var(--neon-cyan-glow), transparent);
    transition: 0.6s;
}

.btn-finalize:hover .btn-shine {
    left: 100%;
}

.btn-finalize:hover {
    background: var(--neon-cyan-dark);
    box-shadow: 0 0 30px var(--neon-cyan-dark);
}

.status-indicator {
    margin-top: 25px;
    font-family: var(--font-mono);
    font-size: 10px;
    text-align: center;
    padding: 15px;
    border-radius: 2px;
    display: none;
}

.status-success {
    display: block;
    border: 1px solid var(--matrix-green);
    color: var(--matrix-green);
    background: rgba(0, 255, 65, 0.05);
}

.status-error {
    display: block;
    border: 1px solid var(--error-red);
    color: var(--error-red);
    background: rgba(255, 0, 85, 0.05);
}

@media (max-width: 480px) {
    .payment-card {
        padding: 30px 20px;
        max-width: 100%;
    }
    
    .glitch-text {
        font-size: 1.5rem;
    }
    
    .pix-module {
        padding: 15px;
    }
    
    .qr-container {
        width: 140px;
        height: 140px;
    }
}