/* ===== VARIABLES CSS PARA FÁCIL PERSONALIZACIÓN ===== */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-gray: #ecf0f1;
    --dark-gray: #7f8c8d;
    --text-primary: #2c3e50;
    --text-light: #ffffff;
    --lcd-green: #00ff41;
    --lcd-bg: #0a0a0a;
}

/* ===== RESET Y BASE ===== */
body {
    background: none !important;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Quicksand', Arial, sans-serif;
    overflow-x: hidden;
}

/* ===== CONTENEDOR PRINCIPAL DEL SURTIDOR ===== */
.fuelManage {
    position: absolute;
    right: 10vw;
    top: auto !important;
    margin: 0 auto;
    padding: 0;
    border-radius: 40px 40px 48px 48px;
    background: linear-gradient(145deg, #f8f9fa 0%, #e9ecef 100%);
    box-shadow: 
        0 20px 60px rgba(0,0,0,0.2),
        0 0 0 8px rgba(52,73,94,0.1) inset,
        0 -5px 10px rgba(255,255,255,0.8) inset;
    border: 6px solid var(--primary-color);
    width: 420px !important;
    max-width: 98vw;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.3s ease;
    overflow: visible;
    animation: dispenserAppear 1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes dispenserAppear {
    0% { transform: scale(0.8) translateY(60px); opacity: 0; }
    100% { transform: scale(1) translateY(0); opacity: 1; }
}

.fuelManage:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 25px 70px rgba(0,0,0,0.25),
        0 0 0 8px rgba(52,73,94,0.15) inset,
        0 -5px 10px rgba(255,255,255,0.9) inset;
}

/* ===== CABEZA DEL SURTIDOR ===== */
.dispenser-head {
    background: linear-gradient(145deg, var(--primary-color), var(--secondary-color));
    border-radius: 32px 32px 0 0;
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    border-bottom: 3px solid var(--accent-color);
}

.brand-logo {
    color: var(--text-light);
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.8em;
    font-weight: bold;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.status-lights {
    display: flex;
    gap: 8px;
}

.status-light {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    border: 2px solid rgba(255,255,255,0.5);
    transition: all 0.3s ease;
}

.status-light.active {
    background: var(--success-color);
    box-shadow: 0 0 10px var(--success-color);
    animation: statusBlink 2s infinite alternate;
}

@keyframes statusBlink {
    0% { opacity: 1; }
    100% { opacity: 0.6; }
}

/* ===== TÍTULO ===== */
#title {
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color)) !important;
    color: var(--text-light) !important;
    width: 100%;
    text-align: center;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5em;
    padding: 15px 0 !important;
    margin: 0 !important;
    border-bottom: 3px solid var(--warning-color);
    box-shadow: 0 3px 10px rgba(0,0,0,0.2) !important;
    border-radius: 0 !important;
}

#title h1 {
    margin: 0 !important;
    font-size: 1.3em !important;
    color: inherit !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: inherit !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3) !important;
    line-height: normal !important;
    letter-spacing: 2px !important;
}

/* ===== CUERPO DEL SURTIDOR ===== */
.dispenser-body {
    width: 100%;
    padding: 25px;
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
    border-radius: 0 0 40px 40px;
}

/* ===== SECCIÓN DEL TANQUE Y MANGUERA ===== */
.fuel-tank-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px;
}

.tank-label {
    color: var(--text-primary);
    font-size: 0.9em;
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

/* ===== ESTILOS DEL SURTIDOR ===== */
.fuelProgbar {
    border: 3px solid var(--primary-color) !important;
    border-radius: 20px !important;
    width: 50px !important;
    height: 180px !important;
    background: linear-gradient(180deg, #34495e 0%, #2c3e50 100%) !important;
    box-shadow: 
        0 0 20px rgba(52,73,94,0.3),
        0 5px 15px rgba(0,0,0,0.2) inset !important;
    margin: 0 !important;
    overflow: hidden;
    display: flex;
    flex-direction: column-reverse;
}

.depotProgbar {
    width: 100%;
    height: 0%;
    background: linear-gradient(to top, var(--warning-color), var(--danger-color)) !important;
    transition: height 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
    border-radius: 0 0 17px 17px !important;
    bottom: 0;
    left: 0;
    z-index: 1;
    opacity: 0.8;
    box-shadow: 0 0 15px rgba(243,156,18,0.6) !important;
}

.newProgbar {
    width: 100%;
    height: 0%;
    background: linear-gradient(to top, var(--success-color), var(--lcd-green)) !important;
    transition: height 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
    border-radius: 17px 17px 0 0 !important;
    bottom: 0;
    left: 0;
    z-index: 2;
    opacity: 0.9;
    box-shadow: 0 0 20px rgba(39,174,96,0.8) !important;
}
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button
{
  -webkit-appearance: none;
  margin: 0;
}

input:focus{
    outline: none;
}

/* ===== MANGUERA SIMULADA ===== */
.fuel-hose {
    margin-top: 20px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hose-connector {
    width: 25px;
    height: 15px;
    background: linear-gradient(145deg, #95a5a6, #7f8c8d);
    border-radius: 8px;
    border: 2px solid var(--dark-gray);
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

.hose-cable {
    width: 8px;
    height: 40px;
    background: linear-gradient(90deg, #2c3e50, #34495e);
    border-radius: 4px;
    margin: 5px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.hose-nozzle {
    width: 30px;
    height: 20px;
    background: linear-gradient(145deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 0.8em;
    box-shadow: 0 3px 8px rgba(0,0,0,0.3);
    animation: nozzleGlow 3s infinite alternate;
}

@keyframes nozzleGlow {
    0% { box-shadow: 0 3px 8px rgba(0,0,0,0.3); }
    100% { box-shadow: 0 3px 15px rgba(52,152,219,0.5); }
}

/* ===== PANEL DE CONTROL ===== */
.control-panel {
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border: 2px solid rgba(52,73,94,0.1);
}

/* ===== DISPLAY LCD ===== */
.lcd-display {
    background: var(--lcd-bg);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    border: 3px solid var(--primary-color);
    box-shadow: 
        0 0 20px rgba(0,255,65,0.3),
        0 5px 15px rgba(0,0,0,0.5) inset;
    animation: lcdFlicker 0.1s infinite alternate;
}

@keyframes lcdFlicker {
    0% { box-shadow: 0 0 20px rgba(0,255,65,0.3), 0 5px 15px rgba(0,0,0,0.5) inset; }
    100% { box-shadow: 0 0 25px rgba(0,255,65,0.4), 0 5px 15px rgba(0,0,0,0.5) inset; }
}

.lcd-header {
    color: var(--lcd-green);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.9em;
    text-align: center;
    margin-bottom: 15px;
    letter-spacing: 2px;
    text-shadow: 0 0 10px var(--lcd-green);
}

.lcd-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.lcd-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--lcd-green);
    font-family: 'Share Tech Mono', monospace;
    font-size: 1.1em;
    text-shadow: 0 0 8px var(--lcd-green);
}

.lcd-row.main-total {
    font-size: 1.4em;
    font-weight: bold;
    border-top: 1px solid rgba(0,255,65,0.3);
    padding-top: 10px;
}

/* ===== INPUT DE CANTIDAD ===== */
#qttyToAdd {
    margin-top: 20px !important;
}

#qttyToAdd label {
    color: var(--text-primary) !important;
    font-size: 1em !important;
    font-weight: 600 !important;
    margin-bottom: 10px !important;
    letter-spacing: 1px !important;
    display: block !important;
    text-align: center !important;
    margin-top: 0 !important;
}

.input-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--light-gray);
    border-radius: 12px;
    padding: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1) inset;
}

#qttyToAdd input {
    background: var(--text-light) !important;
    color: var(--text-primary) !important;
    border: 2px solid var(--accent-color) !important;
    border-radius: 8px !important;
    font-size: 1.4em !important;
    width: 100px !important;
    text-align: center !important;
    height: 45px !important;
    margin: 0 !important;
    display: inline-block !important;
    transition: all 0.3s ease !important;
    font-family: 'Share Tech Mono', monospace !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1) !important;
    border-bottom: 2px solid var(--accent-color) !important;
}

#qttyToAdd input:focus {
    border-color: var(--success-color) !important;
    box-shadow: 0 0 0 3px rgba(39,174,96,0.3) !important;
    outline: none !important;
    border-bottom-color: var(--success-color) !important;
}

#qttyToAdd h1 {
    margin: 0 !important;
    font-size: 1.4em !important;
    color: var(--accent-color) !important;
    font-family: 'Bebas Neue', sans-serif !important;
    font-weight: bold !important;
    display: inline-block !important;
    vertical-align: middle !important;
    margin-top: 0 !important;
}

/* ===== DISPLAY DE PRECIO ===== */
#qttyToPay {
    color: var(--text-light) !important;
    font-size: 1.2em !important;
    text-align: center !important;
    margin: 20px 0 !important;
    background: linear-gradient(145deg, var(--warning-color), #e67e22);
    border-radius: 15px;
    padding: 15px;
    box-shadow: 0 5px 20px rgba(243,156,18,0.3);
    border: 2px solid rgba(255,255,255,0.2);
}

#litros-display {
    font-size: 1.8em !important;
    color: var(--text-light) !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3) !important;
    font-family: 'Bebas Neue', sans-serif !important;
    margin: 0 !important;
    text-align: center !important;
}

#toPay {
    font-size: 1.8em !important;
    color: var(--text-light) !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3) !important;
    font-family: 'Bebas Neue', sans-serif !important;
    margin: 0 !important;
    text-align: center !important;
}

/* ===== BOTÓN DE COMPRA ===== */
.buyButton {
    background: linear-gradient(135deg, var(--success-color), #229954) !important;
    color: var(--text-light) !important;
    font-family: 'Bebas Neue', sans-serif !important;
    border: none !important;
    border-radius: 20px !important;
    padding: 18px 40px !important;
    font-size: 1.3em !important;
    cursor: pointer !important;
    letter-spacing: 2px !important;
    text-transform: uppercase !important;
    box-shadow: 0 8px 25px rgba(39,174,96,0.4) !important;
    transition: all 0.3s ease !important;
    font-weight: bold !important;
    width: 250px !important;
    text-align: center !important;
    margin: 0 auto !important;
    animation: buttonPulse 2s infinite alternate !important;
}

@keyframes buttonPulse {
    0% { box-shadow: 0 8px 25px rgba(39,174,96,0.4); }
    100% { box-shadow: 0 8px 35px rgba(39,174,96,0.6); }
}

.buyButton:hover {
    background: linear-gradient(135deg, #229954, var(--success-color)) !important;
    transform: translateY(-3px) scale(1.05) !important;
    box-shadow: 0 12px 40px rgba(39,174,96,0.6) !important;
}

.buyButton:active {
    transform: translateY(-1px) scale(1.02) !important;
}


.base-vents {
    display: flex;
    gap: 8px;
    align-items: center;
}

.vent {
    width: 30px;
    height: 6px;
    background: linear-gradient(90deg, #34495e, #2c3e50);
    border-radius: 3px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3) inset;
}

/* ===== RESPONSIVIDAD ===== */
@media (max-width: 768px) {
    .fuelManage {
        width: 95vw !important;
        margin: 20px auto;
    }
    
    .dispenser-body {
        padding: 15px;
    }
    
    .fuel-hose {
        display: none;
    }
    
    .fuelProgbar {
        width: 40px !important;
        height: 150px !important;
    }
    
    .buyButton {
        width: 100% !important;
        padding: 15px 20px !important;
    }
}

/* ===== OCULTAR SPINNERS DE INPUTS ===== */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input:focus {
    outline: none;
}

/* ===== OVERRIDE BOOTSTRAP SI ES NECESARIO ===== */
.row {
    margin: 0 !important;
}

.col-md-3, .col-md-9 {
    padding: 5px !important;
}