<?php
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $primaryColor = $_POST['primaryColor'] ?? '#0ceda2'; 
    $secondaryColor = $_POST['secondaryColor'] ?? '#00ffff'; 
    $bodyBgColor = $_POST['bodyBgColor'] ?? '#087990'; 
    $bodyColor = $_POST['bodyColor'] ?? '#00ccff'; 
    $infoBgSubtle = $_POST['infoBgSubtle'] ?? '#087990'; 
    $primaryBorderSubtle = $_POST['primaryBorderSubtle'] ?? '#1815d1'; 
    $tertiaryColor = $_POST['tertiaryColor'] ?? '#00ff00'; 
    $tertiaryRgbColor = $_POST['tertiaryRgbColor'] ?? '#1e90ff'; 
    $selectColor = $_POST['selectColor'] ?? '#087990'; 
    $backgroundColor = $_POST['backgroundColor'] ?? '#20cdd9'; 
    $placeholderColor = $_POST['placeholderColor'] ?? '#f82af2';
    $logTextColor = $_POST['logTextColor'] ?? '#f8f9fa'; 
    $heading1Color = $_POST['heading1Color'] ?? '#21e4f2'; 
    $heading2Color = $_POST['heading2Color'] ?? '#65f1fb'; 
    $heading3Color = $_POST['heading3Color'] ?? '#ffcc00'; 
    $heading4Color = $_POST['heading4Color'] ?? '#ff4500'; 
    $heading5Color = $_POST['heading5Color'] ?? '#ba13f6'; 
    $heading6Color = $_POST['heading6Color'] ?? '#00ffff'; 
    $outlineColor = $_POST['outlineColor'] ?? '#0dcaf0'; 
    $successColor = $_POST['successColor'] ?? '#28a745'; 
    $infoColor = $_POST['infoColor'] ?? '#0ca2ed'; 
    $warningColor = $_POST['warningColor'] ?? '#ffc107'; 
    $pinkColor = $_POST['pinkColor'] ?? '#f82af2';
    $dangerColor = $_POST['dangerColor'] ?? '#dc3545';

    $uploadedImagePath = '';
    if (isset($_FILES['imageFile']) && $_FILES['imageFile']['error'] === UPLOAD_ERR_OK) {
        $targetDir = $_SERVER['DOCUMENT_ROOT'] . '/nekobox/assets/Pictures/';
        if (!file_exists($targetDir)) {
            mkdir($targetDir, 0777, true); 
        }
        $targetFile = $targetDir . basename($_FILES['imageFile']['name']);
        if (move_uploaded_file($_FILES['imageFile']['tmp_name'], $targetFile)) {
            $uploadedImagePath = '/nekobox/assets/Pictures/' . basename($_FILES['imageFile']['name']);
        }
    }

    $backgroundImagePath = $_POST['backgroundImage'] ?? '';
    $cssContent = "

    @import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;700&family=Noto+Serif+SC:wght@400;700&display=swap');
    @import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&family=Roboto:wght@400;700&family=Cinzel+Decorative:wght@700;900&display=swap');
    
    [data-bs-theme=transparent] {
      color-scheme: dark;
      --bs-primary: $primaryColor; 
      --bs-secondary: $secondaryColor; 
      --bs-body-bg: $bodyBgColor; 
      --bs-body-color: $bodyColor;
      --bs-info-bg-subtle: $infoBgSubtle;
      --placeholder-color: $placeholderColor;
      --bs-btn-outline-bg: $outlineColor;
      --bs-btn-success-bg: $successColor;
      --bs-btn-info-bg: $infoColor;
      --bs-btn-warning-bg: $warningColor;
      --bs-btn-pink-bg: $pinkColor;
      --bs-btn-danger-bg: $dangerColor;

      --bs-primary-border-subtle: $primaryBorderSubtle; 
      --bs-tertiary: $tertiaryColor; 
      --bs-tertiary-rgb: $tertiaryRgbColor; 
      --bs-tertiary-color: $primaryBorderSubtle;
      --bs-tertiary-color-rgb: $backgroundColor; 
      --bs-form-select: $selectColor; 
      --log-text-color: $logTextColor; 
      --bs-heading-1: $heading1Color; 
      --bs-heading-2: $heading2Color; 
      --bs-heading-3: $heading3Color; 
      --bs-heading-4: $heading4Color; 
      --bs-heading-5: $heading5Color; 
      --bs-heading-6: $heading6Color; 

      --bs-heading-font-family: 'Montserrat', sans-serif;
      --bs-heading-font-weight: 700;
      --bs-heading-letter-spacing: 0.05em;
      --bs-heading-text-transform: uppercase;

      --bs-shadow-light: 0 4px 8px rgba(255, 0, 124, 0.4);
      --bs-shadow-medium: 0 8px 16px rgba(0, 255, 133, 0.3);
      --bs-shadow-heavy: 0 12px 24px rgba(125, 95, 255, 0.5);

      --bs-btn-color: #fff;
      --bs-btn-hover-color: #fff;
      --bs-btn-active-color: #fff;
      --bs-btn-disabled-color: #fff;
      --bs-body-font-family: 'Avant Garde', Avantgarde, 'Century Gothic', CenturyGothic, AppleGothic, sans-serif;
    }

    body {
      background-color: var(--bs-body-bg);
      color: var(--bs-body-color);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      text-rendering: optimizeLegibility;
      " . ($backgroundImagePath ? "background-image: url('$backgroundImagePath'); background-repeat: no-repeat; background-position: center center; background-attachment: fixed; background-size: cover;" : "") . "
      " . ($uploadedImagePath && empty($backgroundImagePath) ? "background-image: url('$uploadedImagePath'); background-repeat: no-repeat; background-position: center center; background-attachment: fixed; background-size: cover;" : "") . "
    }

    h1 { color: var(--bs-heading-1) !important; }
    h2 { color: var(--bs-heading-2) !important; }
    h3 { color: var(--bs-heading-3) !important; }
    h4 { color: var(--bs-heading-4) !important; }
    h5 { color: var(--bs-heading-5) !important; }
    h6 { color: var(--bs-heading-6) !important; }

    input::placeholder { color: #ffffff !important; }
     .table, .form-control, .card, button, label, li, td, th, blockquote, q, code, pre {
       background-color: transparent;
       color: #ffffff;
    }

    input::placeholder {
        color: var(--placeholder-color) !important;
        font-weight: bold; 
    }

    .alert-info {
        color: #FF00FF; 
    }

    #plugin_log,
    #bin_logs,
    #singbox_log {
        color: var(--log-text-color);
    }

    .detail-label {
        color: #FF00FF !important;
    }

    .detail-value {
        color: #00ff00 !important;
    }

    .fullscreen-btn {
        background-color: #00ff00 !important;

    }

    .form-select {
        background-color: var(--bs-form-select);
        color: white !important;            
        border: 1px solid gray;    
        border-radius: 5px;       
    }

    .form-select option {
        background-color: var(--bs-form-select);    
        color: white !important;           
    }

    .form-control {
      background-color: transparent;
      border-color: #000000;
      box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2), 0 4px 6px rgba(0, 0, 0, 0.1);
      color: #ffffff;
    }

    .table { --bs-table-bg: transparent; }
    .table thead th { 
      color: var(--bs-tertiary-color) !important; 
      background-color: var(--bs-tertiary-color-rgb) !important; 
    }

    table td:nth-child(1) { 
      color: var(--bs-tertiary) !important; 
    }

    table td:nth-child(2) { 
      color: var(--bs-tertiary-rgb) !important; 
    }

    table td:nth-child(3) { 
      color: #FF00FF !important; 
    }

    table td:nth-child(4) { 
      color: #00FFFF !important; 
    }

    table.table tr,
    table.table td {
        background-color: transparent !important; 
    }

    table.table tbody td:nth-child(5), 
    table.table tbody td:nth-child(6),
    table.table tbody td:nth-child(7) {
        color: white !important; 
    }

    table.table tbody td:nth-child(2) a {
        color: #FF00FF !important; 
    }

    .btn-outline-secondary i {
        color: white; 
    }

    button {
      background-color: var(--bs-primary);
      border: 1px solid rgba(255, 255, 255, 0.5);
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
      color: #ffffff;
    }

    .btn-warning {
      color: #ffffff;
    }

    .btn-warning:hover, .btn-warning:focus, .btn-warning:active {
      color: #ffffff;
    }

    .btn-info {
      color: #ffffff;
    }

    .btn-info:hover, 
    .btn-info:focus, 
    .btn-info:active {
      color: #ffffff;
    }

    .btn-primary:hover {
        background-color: #0069d9;
    }

    .btn-success:hover {
        background-color: #218838;
    }

    .btn-info:hover {
        background-color: #17a2b8;
    }

    .btn-warning:hover {
        background-color: #e0a800;
    }

    .btn-pink:hover {
        background-color: #d6336c;
    }

    .btn-primary {
      background-color: var(--bs-btn-outline-bg) !important;
      border-color: var(--bs-btn-outline-bg) !important;
    }

    .btn-success {
      background-color: var(--bs-btn-success-bg) !important;
      border-color: var(--bs-btn-success-bg) !important;
    }

    .btn-info {
      background-color: var(--bs-btn-info-bg) !important;
      border-color: var(--bs-btn-info-bg) !important;
    }

    .btn-warning {
      background-color: var(--bs-btn-warning-bg) !important;
      border-color: var(--bs-btn-warning-bg) !important;
    }

    .btn-pink {
      background-color: var(--bs-btn-pink-bg) !important;
      border-color: var(--bs-btn-pink-bg) !important;
    }

    .btn-danger {
      background-color: var(--bs-btn-danger-bg) !important;
      border-color: var(--bs-btn-danger-bg) !important;
    }

    .container-bg {
      border-radius: 12px;
      box-shadow: var(--bs-shadow-medium);
      padding: 2rem;
      margin-top: 2rem;
      margin-bottom: 2rem;
    }

    .modal-header .close {
      color: black !important;  
      opacity: 1 !important;   
      font-size: 1.5rem !important; 
      background: none !important;  
      border: none !important;  
    }

    .modal-header .close:hover,
    .modal-header .close:focus {
      color: black !important; 
      background-color: transparent !important; 
      border: none !important; 
    }

    button, .btn-warning, .btn-info, .card, .modal-content { transition: transform 0.2s ease, box-shadow 0.2s ease; }
    button:active, .btn-warning:active, .btn-info:active, .card:active, .modal-content:active { transform: translateY(-6px); box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2); }
    button:hover, .btn-warning:hover, .btn-info:hover, .card:hover, .modal-content:hover { transform: translateY(-6px); box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1); }
    a.btn { transition: transform 0.2s ease, box-shadow 0.2s ease; }
    a.btn:active { transform: translateY(-5px); box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3); }
    a.btn:hover { transform: translateY(-3px); box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2); }
    a.btn i { margin-right: 8px; }
    button:hover { background-color: var(--bs-primary); }
    button:disabled { background-color: rgba(128, 128, 128, 0.5); color: rgba(255, 255, 255, 0.5); }

    .card { box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1), 0 6px 20px rgba(0, 0, 0, 0.1); }

    .modal-content { color: #fff; border: 1px solid #ddd; border-radius: 8px; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1); }
    .modal-header { color: #fff; border-bottom: 1px solid #ccc; }
    .modal-title { font-size: 1.25rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
    .modal-body { color: #fff; }
    button.btn-close { color: #000 !important; }
    button.btn-close:hover { color: #333 !important; }

    .form-group button { box-shadow: 0 2px 8px rgba(0, 123, 255, 0.2); }
    .form-group button:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3); }

    .container-sm.container-bg.callout a { color: var(--bs-primary); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; padding: 0.5rem 1rem; margin: 0 0.25rem; position: relative; transition: all var(--bs-transition-speed); text-decoration: none; }
    .container-sm.container-bg.callout a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px; background-color: var(--bs-primary); transform: scaleX(0); transition: transform var(--bs-transition-speed); }
    .container-sm.container-bg.callout a:hover, .container-sm.container-bg.callout a:focus, .container-sm.container-bg.callout a.active { color: var(--bs-secondary); } .container-sm.container-bg.callout a:hover::after, .container-sm.container-bg.callout a:focus::after, .container-sm.container-bg.callout a.active::after { transform: scaleX(1); }

    .royal-style { font-family: 'Cinzel Decorative', cursive; font-weight: 900; font-size: 80px; color: var(--bs-primary); text-shadow: 2px 2px 4px rgba(142, 68, 173, 0.7); letter-spacing: 4px; text-align: center; margin-top: 20px; }
    .royal-style:hover { transform: skew(-5deg); }
    @media (max-width: 991.98px) { .container-sm.container-bg.callout { flex-direction: column; align-items: center; } .container-sm.container-bg.callout a { margin: 0.5rem 0; } }
    h1 { color: var(--bs-heading-1); font-size: 2.5rem; }
    h2 { color: var(--bs-heading-2); font-size: 2rem; }
    h3 { color: var(--bs-heading-3); font-size: 1.75rem; }
    h4 { color: var(--bs-heading-4); font-size: 1.5rem; }
    h5 { color: var(--bs-heading-5); font-size: 1.25rem; }
    h6 { color: var(--bs-heading-6); font-size: 1rem; }
    h1:hover, h2:hover, h3:hover, h4:hover, h5:hover, h6:hover { text-shadow: 2px 2px 4px rgba(0,0,0,0.1); transition: all 0.3s ease; }
    .text-3d { display: inline-block; transition: transform 0.5s, text-shadow 0.5s; text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.2), 2px 2px 1px rgba(0, 0, 0, 0.15), 3px 3px 1px rgba(0, 0, 0, 0.1); }
    .text-3d:hover { transform: rotateY(15deg) rotateX(15deg); text-shadow: 3px 3px 1px rgba(0, 0, 0, 0.3), 4px 4px 2px rgba(0, 0, 0, 0.25), 5px 5px 3px rgba(0, 0, 0, 0.2); }
    .card { border-radius: 12px; overflow: hidden; box-shadow: var(--bs-shadow-medium); }
    .card-header { background-color: var(--bs-primary); color: #fff; }
    .royal-style { font-family: 'Cinzel Decorative', cursive; font-weight: 900; font-size: 80px; color: var(--bs-primary); text-shadow: 2px 2px 4px rgba(142, 68, 173, 0.7), 0 0 20px rgba(142, 68, 173, 0.3); letter-spacing: 4px; text-align: center; margin-top: 20px; transition: all var(--   bs-transition-speed); }
    .royal-style:hover { transform: skew(-5deg); text-shadow: 3px 3px 6px rgba(0,0,0,0.2); }
@media (max-width: 991.98px) {
  .container-sm.container-bg.callout {
    flex-direction: column;
    align-items: center;
  }
  
  .container-sm.container-bg.callout a {
    margin: 0.5rem 0;
  }
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--bs-heading-font-family);
  font-weight: var(--bs-heading-font-weight);
  letter-spacing: var(--bs-heading-letter-spacing);
  text-transform: var(--bs-heading-text-transform);
  margin-bottom: 1rem;
}

h1 {
  color: var(--bs-heading-1); 
  font-size: 2.5rem;
}

h2 {
  color: var(--bs-secondary);
  font-size: 2rem;
}

h3 {
  color: #9c27b0; 
  font-size: 1.75rem;
}

h4 {
  color: #9c27b0; 
  font-size: 1.5rem;
}

h5 {
  color: #673ab7; 
  font-size: 1.25rem;
}

h6 {
  color: #e91e63; 
  font-size: 1rem;
}

h1:hover, h2:hover, h3:hover, h4:hover, h5:hover, h6:hover {
  text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
}

.text-3d {
  display: inline-block;
  transition: transform 0.5s, text-shadow 0.5s;
  text-shadow: 
    1px 1px 1px rgba(0, 0, 0, 0.2),
    2px 2px 1px rgba(0, 0, 0, 0.15),
    3px 3px 1px rgba(0, 0, 0, 0.1);
}

.text-3d:hover {
  transform: rotateY(15deg) rotateX(15deg);
  text-shadow: 
    3px 3px 1px rgba(0, 0, 0, 0.3),
    4px 4px 2px rgba(0, 0, 0, 0.25),
    5px 5px 3px rgba(0, 0, 0, 0.2);
}

.card {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--bs-shadow-medium);
}

.card-header {
  background-color: var(--bs-primary);
  color: #fff;
}

.royal-style { 
    font-family: 'Cinzel Decorative', cursive;
    font-weight: 900;
    font-size: 80px;
    color: var(--bs-primary);
    text-shadow: 
        2px 2px 4px rgba(142, 68, 173, 0.7),
        0 0 20px rgba(142, 68, 173, 0.3);
    letter-spacing: 4px;
    text-align: center;
    margin-top: 20px;
    transition: all var(--bs-transition-speed);
}

.royal-style:hover {
    transform: skew(-5deg);
    text-shadow: 3px 3px 6px rgba(0,0,0,0.2);
}


@media (max-width: 767px) {
  body {
    font-size: 14px;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
  h4 { font-size: 1.25rem; }
  h5 { font-size: 1.1rem; }
  h6 { font-size: 1rem; }

  .royal-style {
    font-size: 40px;
  }

  .btn {
    padding: 8px 16px;
    font-size: 14px;
  }

  .table-3d {
    font-size: 14px;
  }

  .table-3d td,
  .table-3d th {
    padding: 10px;
  }

  .container-bg {
    padding: 1rem;
    margin-top: 1rem;
    margin-bottom: 1rem;
  }

@media (max-width: 575px) {
  .container-sm.container-bg.callout {
    flex-direction: column;
    align-items: stretch;
  }

  .container-sm.container-bg.callout a {
    margin: 0.25rem 0;
    display: block;
    text-align: center;
  }
}

@media (min-width: 992px) {
  .container-sm.container-bg.callout {
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .container-sm.container-bg.callout a {
    margin: 0 0.5rem;
  }
}

@media (max-width: 767px) {
    .row.justify-content-md-center .col.input-group.mb-3.justify-content-md-center {
        display: flex;
        justify-content: center;
    }

    .row.justify-content-md-center .col.input-group.mb-3.justify-content-md-center .btn-info {
        width: auto;
        min-width: 200px;
    }
}

.btn-info,
.btn-success,
.btn-danger {
  color: #fff !important;
}

.btn-info:hover,
.btn-success:hover,
.btn-danger:hover,
.btn-info:focus,
.btn-success:focus,
.btn-danger:focus {
  color: #fff !important;
}

@media (max-width: 767px) {
    .btn {
        font-size: 10px; 
    }
}
    ";

    $filePath = $_SERVER['DOCUMENT_ROOT'] . '/nekobox/assets/theme/transparent.css';
    file_put_contents($filePath, $cssContent);
    echo "<script>
            alert('自定义主题已更新，名称为 transparent.css ！');
            window.location.href = 'settings.php';
          </script>";
} else {
    echo "<script>alert('没有接收到数据。');</script>";
}

if (isset($_GET['delete'])) {
    $fileToDelete = $_GET['delete'];
    $filePath = $picturesDir . $fileToDelete;
    if (file_exists($filePath)) {
        unlink($filePath);

        $cssFilePath = $_SERVER['DOCUMENT_ROOT'] . '/nekobox/assets/theme/transparent.css';
        if (file_exists($cssFilePath)) {
            $cssContent = file_get_contents($cssFilePath);
            $cssContent = preg_replace('/background-image: url\(.*?\);.*?background-size: cover;/', '', $cssContent);
            file_put_contents($cssFilePath, $cssContent);
        }

        echo "<script>
                alert('图片已删除！');
                window.location.href = 'settings.php';
              </script>";
        exit;
    }
}
?>