styles.css

:root {
    --bg-dark: #0f172a;
    --atm-body: #1e293b;
    --atm-bezel: #020617;
    --screen-bg: #1e40af; /* Blueish CRT feel */
    --text-light: #f8fafc;
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    
    --key-default: #334155;
    --key-hover: #475569;
    --key-active: #1e293b;
    
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background: linear-gradient(135deg, var(--bg-dark) 0%, #000000 100%);
    color: var(--text-light);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.hidden {
    display: none !important;
}

/* --- Main ATM Container --- */
.atm-container {
    width: 900px;
    height: 800px;
    background: var(--atm-body);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7), inset 0 2px 5px rgba(255,255,255,0.05);
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    position: relative;
}

/* --- ATM Screen --- */
.atm-screen-bezel {
    background: var(--atm-bezel);
    padding: 20px;
    border-radius: 12px;
    box-shadow: inset 0 5px 15px rgba(0,0,0,0.8);
    height: 400px;
}

.atm-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1e3a8a 0%, #172554 100%);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    padding: 20px;
    display: flex;
    flex-direction: column;
    box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
    /* subtle scanline effect */
    background-image: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.1) 2px, rgba(0,0,0,0.1) 4px);
}

.screen-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-bottom: 10px;
    margin-bottom: 20px;
    font-weight: 600;
    letter-spacing: 1px;
}

.bank-logo {
    color: var(--accent-blue);
    font-size: 1.2rem;
    text-transform: uppercase;
}

.screen-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    animation: fadeIn 0.3s ease-out;
}

.screen-content.menu-layout {
    justify-content: flex-start;
}

.welcome-text {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.subtitle {
    font-size: 1.2rem;
    color: #cbd5e1;
}

.screen-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 20px;
}

.screen-btn {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    padding: 15px;
    border-radius: 6px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
    backdrop-filter: blur(5px);
}

.screen-btn.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.5);
}

/* Menu items */
.menu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    width: 100%;
}

.menu-item {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(59, 130, 246, 0.4);
    padding: 20px;
    border-radius: 8px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
}

.menu-item:hover {
    background: rgba(30, 58, 138, 0.8);
    transform: translateY(-2px);
}
.menu-item::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 4px; height: 100%;
    background: var(--accent-blue);
}

/* Input fields for screen */
.screen-input-box {
    background: #0f172a;
    border: 2px solid var(--accent-blue);
    border-radius: 8px;
    font-size: 2rem;
    letter-spacing: 5px;
    padding: 10px 20px;
    margin-top: 20px;
    display: inline-block;
    min-width: 200px;
    min-height: 60px;
}

/* --- Hardware Area --- */
.atm-hardware {
    display: flex;
    gap: 30px;
    height: 100%;
}

.hardware-slots {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: rgba(0,0,0,0.2);
    padding: 20px;
    border-radius: 12px;
    position: relative;
}

.slot-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    position: relative;
}

.slot-label {
    font-size: 0.8rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.slot {
    width: 150px;
    height: 10px;
    background: #000;
    border-radius: 5px;
    border: 2px solid #334155;
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
}

.cash-slot { width: 200px; height: 20px; }
.card-slot { width: 120px; }
.receipt-slot { width: 100px; }

.slot-light {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    right: -20px;
    background: #334;
    transition: all 0.3s;
}

.slot-light.pulsing {
    background: var(--accent-green);
    box-shadow: 0 0 10px var(--accent-green);
    animation: blink 1s infinite alternate;
}

.slot-light.red {
    background: var(--accent-red);
    box-shadow: 0 0 10px var(--accent-red);
}

.hardware-btn {
    background: var(--key-default);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
    border-bottom: 3px solid #0f172a;
}
.hardware-btn:active {
    transform: translateY(2px);
    border-bottom-width: 1px;
    margin-bottom: 2px;
}
.hardware-btn:hover { background: var(--key-hover); }

.printed-receipt {
    position: absolute;
    top: 25px;
    width: 80px;
    height: 100px;
    background: white;
    color: black;
    font-size: 0.6rem;
    padding: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
    z-index: 10;
    animation: slideDown 1s ease-out;
}

/* --- Keypad --- */
.keypad-container {
    flex: 1;
    background: linear-gradient(145deg, #1e293b, #0f172a);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #334155;
    box-shadow: inset 0 2px 5px rgba(255,255,255,0.05);
}

.keypad {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    height: 100%;
}

.keypad button {
    border-radius: 8px;
    border: none;
    font-weight: 700;
    font-size: 1.2rem;
    color: white;
    cursor: pointer;
    transition: all 0.1s;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3), inset 0 1px 1px rgba(255,255,255,0.1);
}

.key-num {
    background: var(--key-default);
    border-bottom: 4px solid #1e293b;
}

.key-num:active {
    background: var(--key-active);
    transform: translateY(4px);
    border-bottom: 0px solid #1e293b;
    box-shadow: none;
}

.key-acc {
    font-size: 0.8rem;
    text-transform: uppercase;
}
.key-acc:active {
    transform: translateY(4px);
    border-bottom-width: 0px;
    box-shadow: none;
}

.btn-cancel { background: var(--accent-red); border-bottom: 4px solid #991b1b; }
.btn-clear { background: var(--accent-yellow); border-bottom: 4px solid #b45309; }
.btn-enter { background: var(--accent-green); border-bottom: 4px solid #065f46; }
.btn-empty { background: transparent; box-shadow: none; cursor: default; }
.key-blank { background: transparent; border: none; box-shadow: none; }

/* Technician Trigger */
.tech-trigger {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 20px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
}

/* --- Technician Panel Overlay --- */
.technician-panel {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    animation: fadeIn 0.3s;
}

.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    width: 800px;
    max-width: 90vw;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
}

.tech-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 15px;
}

.close-btn {
    background: transparent;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
}

.tech-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: rgba(0,0,0,0.3);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.05);
}

.stat-label { color: #94a3b8; font-size: 0.9rem; margin-bottom: 5px; }
.stat-value { font-size: 1.5rem; font-weight: 600; }
.status-online { color: var(--accent-green); }
.status-offline { color: var(--accent-red); }

.tech-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.tech-btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}
.tech-btn.primary { background: var(--accent-blue); color: white; }
.tech-btn.warning { background: var(--accent-yellow); color: black; }
.tech-btn.danger { background: var(--accent-red); color: white; }
.tech-btn:hover { opacity: 0.9; }

.system-logs { margin-top: 20px; }
.log-window {
    background: #000;
    padding: 15px;
    border-radius: 8px;
    height: 200px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 0.85rem;
    color: var(--accent-green);
    margin-top: 10px;
    border: 1px solid #333;
}
.log-window div { margin-bottom: 5px; border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 3px; }

/* Animations */
@keyframes blink {
    from { opacity: 0.4; }
    to { opacity: 1; }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes slideDown {
    from { transform: translateY(-100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}