@font-face {
    font-family: 'DS-Digital';
    src: url('fonts/DS-Digital.ttf') format('truetype');
}

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&display=swap');

body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.0);
    margin: 0;
    transition: opacity 0.5s ease;
}
body.hidden {
    opacity: 0;
    pointer-events: none;
}

#background-window {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.3);
}

#background-image {
    position: absolute;
    width: 30%;
    height: 80%;
    border-radius: 20px;
    box-shadow: 0 0 50px rgba(0, 0, 0, 1.0);
    object-fit: cover;
    z-index: -1;
}

.elevator-ui {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: linear-gradient(135deg, #333 25%, #555 50%, #333 75%);
    background-color: #333;
    border-radius: 15px;
    border-width: 50px;
    padding: 20px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
    transition: box-shadow 1.0s;
    overflow: visible;
    animation: fadeIn 0.5s ease;
}

.display {
    background-color: #000;
    color: #0f0;
    font-size: 2em;
    padding: 10px 20px;
    margin-bottom: 20px;
    border-radius: 5px;
    width: 120px;
    height: 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.floor-background {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
}
.floor-background::before {
    content: '88';
    font-family: 'DS-Digital', sans-serif;
    font-size: 2em;
    color: rgba(255, 255, 255, 0.2);
    position: absolute;
    top: 50%;
    left: 60%;
    transform: translate(-50%, -50%);
    z-index: 0;
}

#current-floor {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#digit-1, #digit-2 {
    position: absolute;
    font-family: 'DS-Digital', sans-serif;
    font-size: 2em;
    color: #0f0;
}
#digit-1 {
    left: 40%;
}
#digit-2 {
    left: 60%;
}

.arrow {
    font-size: 1.5em;
    color: rgba(255, 255, 255, 0.3);
    position: absolute;
}

#direction-up {
    top: 20px;
    left: 15px;
}
#direction-down {
    bottom: 15px;
    left: 15px;
}

.floor-columns {
    display: flex;
    margin-left: 10px;
}
.floor-column {
    display: flex;
    flex-direction: column;
    margin-right: 10px;
}

.floor-button {
    background: linear-gradient(135deg, #2c2c2c 25%, #555 50%, #333 75%);
    color: white;
    font-size: 1.5em;
    margin-bottom: 5px;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    position: relative;
    overflow: visible;
    box-shadow: 0 4px #222;
    transition: box-shadow 1.0s;
    transition: background 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.floor-button:hover {
    background: linear-gradient(135deg, #850000 25%, #830000 50%, #360606 75%);
    box-shadow: 0 6px #222;
}
.floor-button:active {
    transform: scale(0.8);
    background: linear-gradient(135deg, #850000 25%, #830000 50%, #360606 75%);
}
.floor-button.active-floor {
    background: linear-gradient(135deg, #000000 25%, #830000 50%, #140e0e 75%);
}

.stop-button {
    background: linear-gradient(135deg, #850000 25%, #660e0e 50%, #360606 75%);
    color: white;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5em;
    margin-top: 20px;
    padding: 15px 30px;
    border: none;
    border-width: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.3s ease;
    align-self: center;
    text-transform: uppercase;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}
.stop-button:hover {
    transform: scale(1.05);
}
.stop-button:active {
    transform: scale(0.8);
}

.tooltip {
    visibility: hidden;
    background-color: black;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 10px;
    position: absolute;
    z-index: 1;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s;
    transition: all 0.3s ease;
    font-size: 0.8em;
}
.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 5px;
    border-style: solid;
    border-color: black transparent transparent transparent;
}

.floor-button:hover .tooltip {
    visibility: visible;
    opacity: 1;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
    transition: opacity 0.3s ease;
}
.modal.show {
    opacity: 1;
    pointer-events: all;
}
.modal.hide {
    opacity: 0;
    pointer-events: none;
}
.modal-content {
    background-color: rgba(255, 255, 255, 0.9);
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 400px;
    border-radius: 15px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
    text-align: center;
    animation: slideIn 0.5s ease-out;
    position: relative;
}
.modal-content * {
    transition: all 0.3s ease;
}
.modal-content h2 {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.close-button {
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    top: 10px;
    right: 10px;
}
.close-button:hover,
.close-button:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

#submit-password {
    background: linear-gradient(to right, #4CAF50, #05580a);
    font-weight: bold;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}
#submit-password:hover {
    background-color: #45a049;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

#password-input {
    width: calc(100% - 40px);
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
    border-radius: 25px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
#password-input::placeholder {
    color: #bbb;
    font-style: italic;
}
#password-input:hover {
    box-shadow: 0 0 5px rgba(76, 175, 80, 0.5);
}
#password-input:focus {
    border-color: #4CAF50;
    outline: none;
    box-shadow: 0 0 5px rgba(76, 175, 80, 0.5);
}

.error-message {
    color: red;
    font-weight: bold;
    margin-top: 10px;
}
.error-message.shake {
    animation: shake 0.3s;
}

/* animations */
@keyframes shake {
    0% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-5px); }
    100% { transform: translateX(0); }
}
@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}