:root {
    --machine-bg: #282c34;
    --machine-body: #424854;
    --screen-bg: #c1d5e0;
    --screen-border: #1a1c20;
    --display-bg: #33424a;
    --display-text-color: #ffffff;
    --keypad-bg: #3a4049;
    --key-bg: #5a6270;
    --key-hover-bg: #6b7485;
    --key-text-color: #ffffff;
    --func-key-bg: #d9534f;
    --func-key-hover-bg: #c9302c;
    --ok-key-bg: #5cb85c;
    --ok-key-hover-bg: #4cae4c;
    --ticket-color-1: #4a90e2;
    --ticket-color-2: #f5a623;
    --ticket-color-3: #bd10e0;
    --ticket-color-4: #7ed321;
}

body {
    background-color: var(--machine-bg);
    font-family: 'Roboto', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.etm-machine {
    background-color: var(--machine-body);
    width: 450px;
    padding: 20px;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3), inset 0 2px 5px rgba(255,255,255,0.1);
    border: 2px solid #1a1c20;
}

.brand {
    text-align: center;
    margin-bottom: 15px;
}

.logo {
    width: 120px;
    opacity: 0.8;
}

.screen-container {
    background-color: #111;
    padding: 10px;
    border-radius: 10px;
    box-shadow: inset 0 4px 8px rgba(0,0,0,0.5);
}

#screen {
    background-color: var(--screen-bg);
    height: 600px;
    border-radius: 5px;
    padding: 10px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.hidden {
    display: none !important;
}

/* --- Boot Screen --- */
#boot-screen {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--display-bg);
    color: var(--display-text-color);
    font-family: 'VT323', monospace;
}
.boot-logo {
    width: 150px;
    margin-bottom: 20px;
}
#boot-message {
    font-size: 22px;
}
.boot-loader {
    width: 80%;
    height: 5px;
    background-color: #555;
    margin-top: 20px;
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}
.boot-loader::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: #fff;
    animation: boot-progress 60s linear forwards;
}

@keyframes boot-progress {
    from { width: 0%; }
    to { width: 100%; }
}

/* --- Logon Screen --- */
#logon-screen, #main-screen {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.logon-display {
    background-color: var(--display-bg);
    color: var(--display-text-color);
    font-family: 'VT323', monospace;
    padding: 15px;
    border-radius: 3px;
    margin-bottom: 8px;
    text-align: center;
}
.logon-prompt {
    font-size: 24px;
}
.logon-input-field {
    font-size: 36px;
    min-height: 40px;
    letter-spacing: 4px;
    border: 2px solid var(--keypad-bg);
    background: #222;
    margin-top: 10px;
    border-radius: 3px;
    padding: 5px;
    transition: color 0.3s ease;
}

/* --- Main Screen --- */
#main-screen {
    position: relative;
    flex-grow: 1;
}

#bottom-bar {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 5px 0;
    background-color: var(--display-bg);
    border-radius: 0 0 5px 5px;
    margin: 10px -10px -10px -10px;
    position: relative;
    z-index: 5;
}

.bottom-bar-btn {
    background: none;
    border: none;
    color: #a0b0c0;
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s, transform 0.1s;
    padding: 5px 10px;
    border-radius: 5px;
}

.bottom-bar-btn:hover {
    color: #ffffff;
}

.bottom-bar-btn:active {
    transform: translateY(1px);
}

#ticket-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 10px;
    flex-grow: 1;
    transition: opacity 0.3s ease-in-out;
    padding-bottom: 5px;
}

#main-actions {
    padding: 5px 0;
}

.action-btn {
    width: 100%;
    padding: 12px;
    font-size: 24px;
    font-weight: bold;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    background-color: var(--ok-key-bg);
    color: var(--key-text-color);
    transition: background-color 0.2s, transform 0.1s;
}

.action-btn:hover:not(:disabled) {
    background-color: var(--ok-key-hover-bg);
}

.action-btn:active:not(:disabled) {
    transform: translateY(1px);
}

.action-btn:disabled {
    background-color: var(--key-bg);
    opacity: 0.5;
    cursor: not-allowed;
}

#ticket-grid.faded {
    opacity: 0.1;
    pointer-events: none;
}

.ticket-btn {
    border: none;
    border-radius: 5px;
    color: white;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
    box-shadow: 0 2px 3px rgba(0,0,0,0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 5px;
}

.ticket-btn:active {
    transform: translateY(1px);
    box-shadow: 0 1px 1px rgba(0,0,0,0.2);
}

.ticket-btn.manual-fare-btn {
    background-color: var(--key-bg);
}

.ticket-btn[data-color="1"] { background-color: var(--ticket-color-1); }
.ticket-btn[data-color="2"] { background-color: var(--ticket-color-2); }
.ticket-btn[data-color="3"] { background-color: var(--ticket-color-3); }
.ticket-btn[data-color="4"] { background-color: var(--ticket-color-4); }

/* --- Red C Menu --- */
#red-c-menu {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    background-color: #4a3a3a; /* Dark red tint */
    color: var(--display-text-color);
    padding: 20px;
    box-sizing: border-box;
}

#red-c-menu h2 {
    font-family: 'VT323', monospace;
    font-size: 28px;
    margin-top: 0;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--key-bg);
    width: 100%;
    text-align: center;
    padding-bottom: 10px;
}

#red-c-options {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 15px;
}

.red-c-btn {
    background-color: var(--key-bg);
    color: var(--key-text-color);
    border: 1px solid var(--keypad-bg);
    border-radius: 5px;
    padding: 15px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.1s;
}

.red-c-btn:hover {
    background-color: var(--key-hover-bg);
}

.red-c-btn[data-action="exit"] {
    background-color: var(--func-key-bg);
}

.red-c-btn[data-action="exit"]:hover {
    background-color: var(--func-key-hover-bg);
}

#red-c-output {
    margin-top: 20px;
    font-family: 'VT323', monospace;
    font-size: 18px;
    text-align: center;
    width: 100%;
    min-height: 50px;
    background: #222;
    padding: 10px;
    border-radius: 3px;
    color: #7ed321; /* Green terminal text */
    box-sizing: border-box;
}

/* --- On-Screen Keypad --- */

.screen-keypad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    flex-grow: 1;
    padding: 10px 0;
}

#manual-fare-keypad {
    position: absolute;
    bottom: 10px;
    left: 10px;
    right: 10px;
    height: calc(100% - 70px);
    background-color: rgba(193, 213, 224, 0.95);
    padding: 10px;
    border-radius: 5px;
    z-index: 10;
}

.screen-key {
    background-color: var(--key-bg);
    color: var(--key-text-color);
    border: 1px solid var(--keypad-bg);
    border-radius: 5px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.1s;
    display: flex;
    justify-content: center;
    align-items: center;
}
.screen-key:hover {
    background-color: var(--key-hover-bg);
}
.screen-key:active {
    background-color: #788294;
}

.screen-key.key-func { background-color: var(--func-key-bg); }
.screen-key.key-func:hover { background-color: var(--func-key-hover-bg); }

.screen-key.key-ok { background-color: var(--ok-key-bg); }
.screen-key.key-ok:hover { background-color: var(--ok-key-hover-bg); }

/* Remove old physical keypad styles */
#keypad { display: none; }

#ticket-slot-wrapper {
    margin-top: 20px;
    width: 300px;
    height: 20px;
    background: #1a1c20;
    border-radius: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#ticket-slot {
    width: 250px;
    height: 4px;
    background: linear-gradient(90deg, #1a1c20, #555, #1a1c20);
    border-radius: 2px;
}

#printed-ticket-container {
    margin-top: 0;
    min-height: 100px;
    width: 250px;
    perspective: 1000px;
}

/* --- Overlays --- */
#info-overlay-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 20;
    display: flex;
    justify-content: center;
    align-items: center;
}

#info-overlay-container.hidden {
    display: none;
}

.info-overlay {
    background-color: var(--screen-bg);
    border: 2px solid var(--display-bg);
    color: var(--display-bg);
    border-radius: 8px;
    padding: 20px;
    width: 80%;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.4);
}

.info-overlay h3 {
    margin-top: 0;
    border-bottom: 1px solid #99aab7;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.info-overlay p {
    margin: 8px 0;
    font-size: 16px;
}

.info-overlay p strong {
    font-weight: 500;
}

.overlay-close-btn {
    background-color: var(--key-bg);
    color: white;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    cursor: pointer;
    font-weight: bold;
    font-size: 14px;
    margin-top: 15px;
    transition: background-color 0.2s;
}

.overlay-close-btn:hover {
    background-color: var(--key-hover-bg);
}

#reboot-confirm-btn {
    background-color: var(--func-key-bg);
    color: white;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    cursor: pointer;
    font-weight: bold;
    font-size: 14px;
    margin-top: 15px;
    transition: background-color 0.2s;
    margin-right: 10px;
}

#reboot-confirm-btn:hover {
    background-color: var(--func-key-hover-bg);
}