/* Windows 95 Color Scheme */
        :root {
            --win-blue: #000080;
            --win-light-blue: #99b4d1;
            --win-gray: #c0c0c0;
            --win-dark-gray: #808080;
            --win-light-gray: #e0e0e0;
            --win-white: #ffffff;
            --win-black: #000000;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'MS Sans Serif', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            font-size: 13px;
        }

        body {
            background-color: #008080;
            background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0IiBoZWlnaHQ9IjQiPgo8cmVjdCB3aWR0aD0iNCIgaGVpZ2h0PSI0IiBmaWxsPSIjMDA4MDgwIj48L3JlY3Q+CjxwYXRoIGQ9Ik0wIDBMNCA0Wk00IDBMMCA0WiIgc3Ryb2tlLXdpZHRoPSIxIiBzdHJva2U9IiMwMDU1NTUiIC8+Cjwvc3ZnPg==');
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            overflow: hidden;
            color: var(--win-black);
        }

        /* Desktop Icons */
        .desktop-icons {
            position: absolute;
            top: 20px;
            left: 20px;
        }

        .desktop-icon {
            display: flex;
            flex-direction: column;
            align-items: center;
            width: 75px;
            text-align: center;
            color: white;
            text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.5);
            cursor: pointer;
            padding: 5px;
            border: 1px solid transparent;
            border-radius: 2px;
            margin-bottom: 20px;
        }

        .desktop-icon:hover {
            background-color: rgba(0, 0, 128, 0.3);
            border: 1px dotted white;
        }

        .desktop-icon i {
            font-size: 32px;
            margin-bottom: 5px;
        }

        .desktop-icon span {
            font-size: 12px;
            word-break: break-word;
            line-height: 1.2;
        }

        /* Windows 95 Window */
        .win95-window {
            background: var(--win-gray);
            border: 2px solid;
            border-color: #ffffff #000000 #000000 #ffffff;
            box-shadow: -1px -1px 0 1px #808080, 1px 1px 0 1px #ffffff;
            position: relative;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            width: 400px;
            z-index: 10;
        }

        /* Title Bar */
        .win95-titlebar {
            background: linear-gradient(90deg, #000080, #1084d0);
            color: white;
            padding: 3px 5px 3px 8px;
            height: 30px;
            font-size: 13px;
            font-weight: bold;
            display: flex;
            align-items: center;
            justify-content: space-between;
            user-select: none;
            cursor: move;
            border-bottom: 2px solid #000000;
            position: relative; /* allow absolute centering of title */
        }

        .win95-title {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: 'MS Sans Serif', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            font-weight: bold;
            position: absolute; /* center horizontally */
            left: 50%;
            transform: translateX(-50%);
            white-space: nowrap;
            pointer-events: none; /* allow clicks to pass to window controls */
        }

        .win95-controls {
            display: flex;
            gap: 2px;
        }

        .win95-btn {
            width: 22px;
            height: 22px;
            border: 2px solid;
            border-color: #ffffff #808080 #808080 #ffffff;
            background: #c0c0c0;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-weight: bold;
            font-size: 16px;
            line-height: 0;
            padding: 0;
            margin: 0;
        }

        .win95-btn:active {
            border-color: #808080 #ffffff #ffffff #808080;
        }

        .win95-btn.close::before {
            content: "×";
            font-size: 18px;
            margin-bottom: 2px;
        }

        /* Content Area */
        .win95-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            background: #c0c0c0;
            border: 2px solid;
            border-color: #ffffff #808080 #808080 #ffffff;
            margin: 2px;
            padding: 15px;
        }

        /* Login Form */
        .login-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 20px;
        }

        .login-header {
            text-align: center;
            margin-bottom: 25px;
        }

        .login-logo {
            margin-bottom: 15px;
        }

        .login-logo img {
            max-width: 80px;
            max-height: 80px;
        }

        .login-logo i {
            font-size: 48px;
            color: #000080;
        }

        .login-title {
            font-size: 20px;
            font-weight: bold;
            color: #000080;
            margin-top: 10px;
            font-family: 'VT323', 'Courier New', monospace;
            letter-spacing: 1px;
        }

        .login-subtitle {
            font-size: 14px;
            color: #666;
            margin-top: 5px;
        }

        .form-group {
            width: 100%;
            margin-bottom: 15px;
        }

        .form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
            color: #000;
        }

        .win95-input {
            width: 100%;
            padding: 6px 8px;
            border: 2px solid;
            border-color: #ffffff #808080 #808080 #ffffff;
            background: #fff;
            font-family: 'MS Sans Serif', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            font-size: 13px;
        }

        .win95-input:focus {
            outline: none;
            border-color: #000080;
        }

        .win95-button {
            background: #c0c0c0;
            border: 2px solid;
            border-color: #ffffff #808080 #808080 #ffffff;
            padding: 6px 12px;
            cursor: pointer;
            font-family: 'MS Sans Serif', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            font-weight: bold;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            width: 100%;
            margin-top: 10px;
            box-shadow: 1px 1px 0 0 #000000;
        }

        .win95-button:active {
            border-color: #808080 #ffffff #ffffff #808080;
            box-shadow: inset 1px 1px 0 0 #000000;
        }

        .win95-button.primary {
            background: #000080;
            color: white;
        }

        /* Error Message */
        .error-message {
            background: #ffd7d7;
            border: 2px solid;
            border-color: #ff0000 #800000 #800000 #ff0000;
            padding: 10px;
            margin-bottom: 15px;
            font-size: 12px;
            color: #c00;
            width: 100%;
            display: <?php echo !empty($error) ? 'block' : 'none'; ?>;
        }

        /* Footer */
        .login-footer {
            margin-top: 20px;
            padding-top: 15px;
            border-top: 1px solid #808080;
            font-size: 11px;
            color: #666;
            text-align: center;
            width: 100%;
        }

        /* Taskbar */
        .win95-taskbar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 30px;
            background: #c0c0c0;
            border-top: 2px solid #ffffff;
            display: flex;
            align-items: center;
            padding: 0 5px;
            z-index: 1000;
        }

        .start-button {
            background: #c0c0c0;
            border: 2px solid;
            border-color: #ffffff #808080 #808080 #ffffff;
            padding: 2px 10px;
            font-weight: bold;
            display: flex;
            align-items: center;
            height: 22px;
            cursor: pointer;
        }

        .start-button:active {
            border-color: #808080 #ffffff #ffffff #808080;
        }

        .start-button i {
            margin-right: 5px;
            color: #000080;
        }

        .taskbar-time {
            margin-left: auto;
            padding: 0 10px;
            background: #c0c0c0;
            border: 2px solid;
            border-color: #808080 #ffffff #ffffff #808080;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 80px;
            font-weight: bold;
        }