/* ===== General Body Layout ===== */
body {
    display: flex;             
    justify-content: center;   
    align-items: center;       
    height: 100vh;             
    margin: 0;                 
    font-family: Arial, sans-serif;
    background-color: #ffebee; /* light red background */
}

/* ===== Main Container ===== */
.container {
    text-align: center;
    background-color: #ffcccc;  /* soft red instead of pink */
    border: 2px solid #b71c1c;  /* dark red border */
    border-radius: 12px;
    padding: 30px 40px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.container button {
    padding: 15px 30px;
    font-size: 18px;
    font-weight: bold;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    margin: 10px;
    transition: transform 0.2s, background-color 0.2s;
}

/* Yes button - red */
#btnYes {
    background-color: #e53935;
    color: white;
}

#btnYes:hover {
    background-color: #c62828;
    transform: scale(1.08);
}

/* No button - gray */
#btnNo {
    background-color: #f5f5f5;
    color: #333;
    border: 1px solid #ccc;
}

#btnNo:hover {
    background-color: #e0e0e0;
    transform: scale(1.08);
}

/* ===== Modals ===== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(0,0,0,0.5);
    justify-content: center;
    align-items: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: white;
    padding: 20px;
    width: 300px;
    border-radius: 12px;
    position: relative;
    border: 1px solid #888;
}

/* ===== Success Modal Video ===== */

#successModal video {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    border-radius: 10px;
}

.close {
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    font-size: 28px;
    font-weight: bold;
    color: #aaa;
    transition: color 0.2s;
}

.close:hover {
    color: #000;
}

/* ===== Confirmation Modal (Red Warning Style) ===== */
#confirmationModal .modal-content {
    width: 400px;
    padding: 20px 30px;
    border: 3px solid #e53935;       /* bold red border */
    background-color: #fff;           /* white background */
    color: #000;                      /* black text */
    text-align: center;
    border-radius: 12px;
    position: relative;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Exclamation icon at top */
#confirmationModal .modal-content::before {
    content: "⚠️";
    font-size: 40px;
    margin-bottom: 10px;
    color: #e53935;
}

/* Heading */
#confirmationModal .modal-content p:first-child {
    font-size: 24px;
    font-weight: bold;
    margin: 10px 0;
}

/* Message */
#confirmationModal .modal-content p:last-child {
    font-size: 16px;
    margin-bottom: 20px;
}

/* Button group */
#confirmationModal .button-group {
    display: flex;
    gap: 15px;
    justify-content: center;
    width: 100%;
}

/* Yes / Cancel buttons */
#confirmationModal #confirmYes,
#confirmationModal #confirmCancel {
    padding: 10px 20px;
    font-size: 16px;
    font-weight: bold;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
}

/* Yes button - red */
#confirmationModal #confirmYes {
    background-color: #e53935;
    color: white;
}

#confirmationModal #confirmYes:hover {
    background-color: #c62828;
    transform: scale(1.05);
}

/* Cancel button - gray */
#confirmationModal #confirmCancel {
    background-color: #f5f5f5;
    color: #333;
    border: 1px solid #ccc;
}

#confirmationModal #confirmCancel:hover {
    background-color: #e0e0e0;
    transform: scale(1.05);
}

/* ===== Fullscreen Notice Modal ===== */
#fullscreenNotice .modal-content {
    font-size: 18px;
    padding: 20px 30px;
    background-color: #fff;
    border-radius: 12px;
    text-align: center;
    border: 2px solid #e53935;
}

/* ===== Undo Button (BSOD) ===== */
#undoChoice {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: bold;
    border: 2px solid #333;
    background-color: #333;
    color: white;
    cursor: pointer;
    margin-top: 30px;
    border-radius: 0; /* rectangle */
    transition: background-color 0.2s, transform 0.2s;
}

#undoChoice:hover {
    background-color: #555;
    transform: scale(1.03);
}

/* ===== BSOD Container ===== */
.bsod-container {
    display: none;
    background-color: #0078d7;
    color: white;
    position: fixed;
    top: 0; 
    left: 0;
    width: 100vw; 
    height: 100vh;
    padding: 100px;
    text-align: left;
    z-index: 10000;
    box-sizing: border-box;
}

.bsod-container.show {
    display: block;
}

/* ===== Footer ===== */
.footer {
    position: fixed;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 13px;
    color: #777;
    font-family: Arial, sans-serif;
    user-select: none;
}