:root {
    --primary-bg: #4a4a4a;
    --secondary-bg: #3a3a3a;
    --table-header-bg: #2e2e2e;
    --table-cell-empty-bg: #5a5a5a;
    --table-cell-data-bg: #2e2e2e;
    --border-color: #666666;
    --text-color: #ffffff;
    --highlight-color: #ffffff;
    --button-bg: #2e2e2e;
    --button-hover: #555555;
    --error-bg: #262626;
    --success-color: #00ff08;
    --error-color: #ff0000;
}
.pf-body {
    background-color: var(--primary-bg);
    color: var(--text-color);
    font-family: sans-serif, "Segoe UI";
    margin: 0;
    padding: 15px;
    box-sizing: border-box;
}
#app-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    min-height: 100vh;
}
#controls {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 8px;
}
.top-button {
    flex: 1;
    background-color: var(--button-bg);
    color: var(--highlight-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 10px;
    font-weight: bold;
    font-size: 12px;
    cursor: pointer;
    transition: background-color 0.2s;
}
.top-button:hover {
    background-color: var(--button-hover);
}
.top-button.completed {
    background-color: #0098ff !important;
    color: #ffffff !important;
    border-color: #007acc !important;
    box-shadow: 0 0 8px rgba(0, 152, 255, 0.4);
}
#actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 15px 0;
}
#btnStart {
    width: 100%;
    background-color: var(--button-bg);
    color: var(--highlight-color);
    border: 1px solid var(--border-color);
    padding: 12px;
    font-size: 15px;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}
#btnStart:hover {
    background-color: var(--button-hover);
}
#btnStart:disabled {
    background-color: #555;
    cursor: not-allowed;
    color: #999;
}
/* Nesting in-progress: blue (like CONTINUE), not gray disabled */
#btnStart.nesting-busy,
#btnStart.nesting-busy:disabled {
    background-color: #0098ff;
    border-color: #007acc;
    color: #ffffff;
    cursor: wait;
    opacity: 1;
}
#btnStart.nesting-busy:hover {
    background-color: #007acc;
}
.continue-button {
    width: 100%;
    background-color: #0098ff;
    color: #ffffff;
    border: 1px solid #007acc;
    padding: 12px;
    font-size: 15px;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: background-color 0.2s;
}
.continue-button:hover {
    background-color: #007acc;
}
.secondary-button {
    width: 100%;
    background-color: #ff0000;
    color: #ffffff;
    border: 1px solid #d90000;
    padding: 10px;
    font-size: 12px;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.secondary-button:hover {
    background-color: #d90000;
    color: #ffffff;
    border-color: #b30000;
}
tr.data-row.highlighted-row {
    background-color: #007acc !important;
    color: #ffffff !important;
    font-weight: bold;
    box-shadow: 0 0 8px rgba(0, 152, 255, 0.7);
    transition: background-color 0.3s ease;
}

tr.data-row.highlighted-row td {
    border-color: #0098ff !important;
}





/* টেবিল এবং সাইডবার লেআউট র‍্যাপার */
.table-layout-wrapper {
    display: flex;
    align-items: stretch; /* টেবিল এবং অ্যাকশন প্যানেলের উচ্চতা সমান রাখবে */
    gap: 8px;            /* টেবিল ও অ্যাকশন প্যানেলের মধ্যকার দূরত্ব */
    margin-bottom: 15px; /* নিচের এলিমেন্ট থেকে দূরত্ব */
    width: 100%;
}

#dataTableContainer {
    max-height: 350px;
    overflow-y: auto;
    overflow-x: auto;   /* নতুন কলাম বাড়লে টেবিল যাতে ডানে স্ক্রোল করতে পারে */
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    flex-grow: 1;       /* বাকি ফাঁকা জায়গা সম্পূর্ণ টেবিল নিয়ে নেবে */
    min-width: 0;       /* ফ্লেক্স বক্সের উইডথ ওভারф্লো প্রতিরোধ করবে */
}

/* অ্যাকশন সাইডবার কন্টেইনার (বাটন দুটির জন্য) */
.table-actions-sidebar {
    display: flex;
    flex-direction: column; /* বাটনগুলোকে ওপর-নিচ করে সাজাবে */
    gap: 6px;               /* দুটি বাটনের মধ্যকার দূরত্ব */
    width: 35px;            /* বাটন প্যানেলের চওড়া */
    flex-shrink: 0;
}

/* গাইড টগল বাটন (ডাউন অ্যারো) */
.guide-toggle-button {
    height: 30px;           /* ছোট চারকোণা সাইজ */
    background-color: var(--button-bg);
    color: var(--highlight-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 13px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.2s, border-color 0.2s;
}

.guide-toggle-button:hover {
    background-color: var(--button-hover);
    border-color: #0098ff;
    box-shadow: 0 0 6px rgba(0, 152, 255, 0.3);
}

/* গাইড অ্যাক্টিভ থাকা অবস্থায় বাটনের রঙ পরিবর্তন */
.guide-toggle-button.active {
    background-color: #0098ff !important;
    color: #ffffff !important;
    border-color: #007acc !important;
}

/* প্লাস (+) বাটনটি এখন সাইডবারের অবশিষ্ট পুরো লম্বা জায়গা নিয়ে নেবে */
.vertical-add-button {
    flex-grow: 1;        /* নিচে ফাঁকা থাকা পুরো অংশটি নিয়ে লম্বা হবে */
    background-color: var(--button-bg);
    color: var(--highlight-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 22px;     /* প্লাস (+) চিহ্নের সাইজ */
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.2s, border-color 0.2s;
}

.vertical-add-button:hover {
    background-color: var(--button-hover);
    border-color: #0098ff;
    box-shadow: 0 0 6px rgba(0, 152, 255, 0.3);
}

/* টেবিলের ভেতরের নতুন গাইডলাইন রো-এর ডিজাইন */
tr.guide-row td {
    background-color: #3a3a3a !important; /* সাধারণ সেল থেকে একটু আলাদা ব্যাকগ্রাউন্ড */
    color: #a5a5a5 !important;             /* হালকা ধূসর রঙের টেক্সট */
    font-style: italic;                    /* ইটালিক বা বাঁকানো লেখা */
    font-weight: bold;
    font-size: 10px !important;
    text-align: center;                    /* লেখাগুলো মাঝখানে থাকবে */
    user-select: none;                     /* টেক্সট যাতে ভুলবশত সিলেক্ট না হয় */
    cursor: not-allowed;                   /* এডিট করা যাবে না তার সিগনাল */
    border: 1px solid #444;
}

#data-table {
    width: 100%;
    border-collapse: collapse;
}

#data-table th,
#data-table td {
    padding: 4px 6px;  /* ডানে-বামে এবং ওপরে-নিচে ফাঁকা জায়গা (Padding) কমানো হলো */
    text-align: left;
    border: 1px solid #444;
    font-size: 11px;   /* কলামের লেখাগুলো আরও ছোট করতে ফন্ট সাইজ ১১ পিক্সেল করা হলো */
    white-space: nowrap;
}
#data-table th {
    background-color: var(--table-header-bg);
    color: var(--highlight-color);
    position: sticky;
    top: 0;
    z-index: 1;
    padding: 6px 6px;  /* হেডারের প্যাডিং সামান্য সামঞ্জস্য করা হলো */
}

#data-table tr.empty-row td {
    background-color: var(--table-cell-empty-bg);
    height: 1.8em;
}
#data-table tr.data-row td {
    background-color: var(--table-cell-data-bg);
    color: var(--highlight-color);
}
#saveSettings {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    background-color: var(--secondary-bg);
}
#saveSettings > .header-tag {
    grid-column: 1 / -1;
    text-align: center;
    font-size: 1.1em;
    font-weight: bold;
    color: var(--highlight-color);
    padding: 10px;
    background-color: var(--table-header-bg);
    border-radius: 4px;
    margin-bottom: 0;
    border-bottom: 1px solid var(--border-color);
}
.format-option-group {
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    transition: all 0.2s ease-in-out;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}
.format-option-group.active {
    border-color: #0098ff;
    box-shadow: 0 0 10px rgba(0, 152, 255, 0.4);
}
.group-header {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    cursor: pointer;
    background-color: var(--button-bg);
    color: var(--highlight-color);
    font-weight: bold;
    border-bottom: 1px solid var(--border-color);
    user-select: none;
}
.group-header label {
    flex-grow: 1;
    cursor: pointer;
    margin-left: 8px;
}
.group-header input[type="checkbox"] {
    margin: 0;
    transform: scale(1.1);
}
.toggle-arrow {
    font-size: 14px;
    margin-left: 10px;
    transition: transform 0.2s ease;
}
.format-option-group.active .toggle-arrow {
    transform: rotate(180deg);
}
.group-content {
    max-height: 500px;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out, opacity 0.3s ease-out; 
    padding: 15px; 
    background-color: var(--secondary-bg);
    opacity: 1;
}
.group-content.hidden {
    max-height: 0;
    padding-top: 0; 
    padding-bottom: 0;
    opacity: 0;
}
.form-row {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
}
.group-content .form-row:last-child {
    margin-bottom: 0;
}
#log-container {
    display: flex;
    flex-direction: column;
    min-height: 0;
    margin-top: 15px;
}
.cell-error {
    background-color: #5a1a1a !important;
    border: 1px solid #ff0000 !important;
}
#log-box {
    background-color: var(--error-bg);
    padding: 10px;
    text-align: left;
    flex-grow: 1;
    min-height: 80px;  
    max-height: 150px; 
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-top: none;
    font-family: monospace;
    font-size: 12.5px;
}
.log-message.success {
    color: #a8df65; 
}
.log-message.error {
    color: #ff6961; 
    font-weight: bold;
}
.log-message.pause {
    color: #fdd835; 
    font-weight: bold;
}
.log-message.warning {
    color: #ffee58; 
    font-weight: bold;
}
.form-row label {
    flex-basis: 110px;
    flex-shrink: 0;
    font-size: 12px;
}
.form-row select,
.form-row input[type="text"], 
.form-row input[type="number"] { 
    flex-grow: 1;
    background-color: var(--primary-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 4px;
    border-radius: 3px;
    font-size: 11px;
}
.checkbox-row {
    display: flex; 
    align-items: center;
    margin-top: 8px;
}
.checkbox-row label {
    flex-basis: auto; 
    margin-left: 8px;
    font-size: 12px;
}
.checkbox-row input[type="checkbox"] {
    flex-grow: 0;
    transform: scale(1.1); 
    margin-right: 0; 
}
::-webkit-scrollbar {
    width: 12px;
}
::-webkit-scrollbar-track {
    background: var(--secondary-bg);
}
::-webkit-scrollbar-thumb {
    background-color: #555;
    border-radius: 6px;
    border: 3px solid var(--secondary-bg);
}
::-webkit-scrollbar-thumb:hover {
    background-color: #777;
}
.settings-button {
    flex-basis: 40px; 
    flex-grow: 0;
    flex-shrink: 0;
    padding: 8px;
    background-color: var(--button-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}
.settings-button svg {
    fill: var(--text-color);
    transition: fill 0.2s;
}
.settings-button:hover {
    background-color: var(--button-hover);
}
.settings-button:hover svg {
    fill: var(--highlight-color);
}
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6); 
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}
.modal-overlay.hidden {
    display: none;
}
.modal-content {
    background-color: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 95%;
    max-width: 500px; 
    height: 90%;
    max-height: 750px;
    display: flex;
    flex-direction: column;
    overflow: hidden; 
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background-color: var(--secondary-bg);
    border-bottom: 1px solid var(--border-color);
}
.modal-header h2 {
    margin: 0;
    font-size: 14px;
}
.close-button {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-color);
    cursor: pointer;
    padding: 0 5px;
}
.close-button:hover {
    color: var(--highlight-color);
}
.modal-body {
    display: grid;
    grid-template-columns: 200px 1fr; 
    grid-template-rows: 1fr auto; 
    gap: 15px;
    padding: 15px;
    flex: 1;
    overflow: hidden;
}
.column {
    background-color: var(--secondary-bg);
    border-radius: 5px;
    overflow-y: auto;
    padding: 10px;
}
#size-input-list {
    flex: 1; 
    overflow-y: auto; 
    padding-right: 8px;
    padding-bottom: 20px;
}
#size-input-header {
    position: sticky;
    top: 0;
    background-color: var(--secondary-bg);
    z-index: 10;
    padding-bottom: 10px;
    margin-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
    font-weight: bold;
    text-align: center;
}
#size-input-list::-webkit-scrollbar {
    width: 6px;
}
#size-input-list::-webkit-scrollbar-track {
    background: #2b2b2b;
}
#size-input-list::-webkit-scrollbar-thumb {
    background-color: #555;
    border-radius: 10px;
}
#size-input-list::-webkit-scrollbar-thumb:hover {
    background-color: #777;
}
#size-input-container {
    grid-column: 2 / 3;
    grid-row: 1 / 3; 
    display: flex;         
    flex-direction: column;
    overflow: hidden;      
    background-color: var(--secondary-bg);
    border-radius: 5px;
    padding: 10px;
}
#size-tag-template-container {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}
#size-tag-template-container.hidden {
    display: none !important;
}
#size-tag-template-container label {
    font-size: 11px;
    color: #bbb;
    font-weight: bold;
    text-transform: uppercase;
}
#sizeTagTemplateInput {
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    color: var(--highlight-color);
    padding: 6px;
    border-radius: 4px;
    font-size: 12px;
    width: 100%;
    box-sizing: border-box;
    transition: all 0.2s ease;
}
#sizeTagTemplateInput:focus {
    outline: 1px solid #0098ff;
    box-shadow: 0 0 5px rgba(0, 152, 255, 0.5);
    border-color: #007acc;
}
#special-values-container {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
}
#parts-list {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
}
#size-input-header {
    font-weight: bold;
    text-align: center;
    padding-bottom: 10px;
    margin-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: -10px; 
    background: var(--secondary-bg);
    z-index: 10;
}
.special-values-header {
    font-size: 11px;
    font-weight: bold;
    color: var(--text-color);
    margin-bottom: 10px;
}
.part-button, .size-input-row, .special-value-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}
.part-button {
    width: 100%;
    padding: 8px;
    background-color: var(--primary-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    border-radius: 4px;
    text-align: left;
}
.part-button.active {
    background-color: #007acc;
    color: white;
    border-color: #0098ff;
}
.size-label, .special-value-label {
    font-weight: bold;
}
.size-input-fields, .special-value-input {
    display: flex;
    gap: 5px;
}
.size-input-fields input, .special-value-input input {
    width: 70px; 
    text-align: center;
    padding: 5px;
    background-color: var(--primary-bg);
    border: 1px solid var(--border-color);
    color: var(--highlight-color);
    border-radius: 3px;
}
.size-input-fields span {
    color: var(--text-color);
    font-size: 10px;
    align-self: center;
}
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 15px;
    border-top: 1px solid var(--border-color);
    background-color: var(--secondary-bg);
}
.update-button, .default-button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    color: white;
    font-weight: bold;
    cursor: pointer;
}

/* জেব্রা স্ট্রাইপিং (বিজোড় বা Odd রো-এর জন্য কালো) */
tr.data-row.editable:nth-child(odd) td {
    background-color: #2a2a2a; /* lighter odd row */
    color: #ffffff;
    cursor: text;
}

/* জেব্রা স্ট্রাইপিং (জোড় বা Even রো-এর জন্য হালকা কালো) */
tr.data-row.editable:nth-child(even) td {
    background-color: #343434; /* lighter even row */
    color: #ffffff;
    cursor: text;
}

/* লেখার সময় সিলেক্টেড বা ফোকাসড সেলের স্টাইল */
tr.data-row.editable td:focus {
    background-color: #333333; /* ফোকাস করলে সেলটি সামান্য হাইলাইট হবে */
    outline: 1px solid #0098ff;
    box-shadow: 0 0 5px rgba(0, 152, 255, 0.5);
}

/* প্রথম কলাম (Row Number) এর ব্যাকগ্রাউন্ড যাতে রো-এর সাথে ম্যাচ করে */
tr.data-row.editable td.row-number {
    cursor: default;
    color: #888888; /* রো নম্বরটিকে দেখতে আরও সুন্দর করতে হালকা ধূসর রঙ */
}

#disabledOverlay .disabled-content {
    background-color: #2b2b2b;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #ff4d4d;
    text-align: center;
    max-width: 400px;
    color: #ffffff;
}
#disabledOverlay h2 {
    color: #ff8a8a;
    margin-top: 0;
}
.modal-tabs {
    display: flex;
    background-color: var(--secondary-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 5px 15px 0 15px;
    gap: 5px;
}
.tab-btn {
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: #888;
    padding: 8px 20px;
    cursor: pointer;
    font-size: 11px;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.2s ease;
}
.tab-btn:hover {
    color: var(--text-color);
}
.tab-btn.active {
    color: var(--highlight-color);
    border-bottom-color: #0098ff;
    background-color: rgba(255, 255, 255, 0.05);
}
.modal-content {
    height: 95% !important;
}
#parts-list {
    max-height: 550px;
    overflow-y: auto;
    padding-right: 5px;
}
#parts-list::-webkit-scrollbar {
    width: 5px;
}
#parts-list::-webkit-scrollbar-thumb {
    background: #555;
    border-radius: 10px;
}
.preset-manager {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background-color: #2e2e2e;
    border-bottom: 1px solid var(--border-color);
    gap: 10px;
}
.preset-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-grow: 1;
}
.preset-group label {
    font-size: 11px;
    color: #bbb;
}
#presetSelect {
    flex-grow: 1;
    background: #1e1e1e;
    color: white;
    border: 1px solid #444;
    padding: 4px;
    border-radius: 4px;
    font-size: 12px;
}
.preset-actions {
    display: flex;
    gap: 5px;
}
#newPresetName {
    width: 120px;
    background: #1e1e1e;
    border: 1px solid #444;
    color: white;
    padding: 4px 8px;
    font-size: 11px;
    border-radius: 4px;
}
#btnSavePreset {
    background: #4CAF50;
    color: white;
    border: none;
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
}
#btnDeletePreset {
    background: #f44336;
    color: white;
    border: none;
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
}
/* New Flow Selection Buttons Row - Full Width Layout */
.flow-buttons-row {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 15px;
}
.flow-btn {
    flex: 1; 
    background-color: var(--button-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 10px;
    font-weight: bold;
    font-size: 11px;
    cursor: pointer;
    text-align: center;
    transition: all 0.2s ease;
}
.flow-btn:hover {
    background-color: var(--button-hover);
}
.flow-btn.active {
    background-color: #0098ff !important;
    color: #ffffff !important;
    border-color: #007acc !important;
    box-shadow: 0 0 8px rgba(0, 152, 255, 0.4);
}
.flow-settings-icon-btn {
    flex-basis: 40px; 
    flex-grow: 0;
    flex-shrink: 0;
    padding: 8px;
    background-color: var(--button-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
}
.flow-settings-icon-btn:hover {
    background-color: var(--button-hover);
}
.flow-settings-icon-btn img {
    display: block;
    opacity: 0.8;
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.flow-settings-icon-btn:hover img {
    opacity: 1;
    transform: scale(1.1); 
}
.animate-slide-out {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}
#app-container.advanced-flow-active .animate-slide-out {
    opacity: 1;
    transform: translateX(0);
}
#app-container.hidden {
    display: none;
}
.login-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    padding: 20px;
    box-sizing: border-box;
    text-align: center;
}
.login-container h1 {
    margin-bottom: 25px;
    color: #ffffff;
}
.input-group {
    width: 100%;
    max-width: 280px;
    margin-bottom: 15px;
    text-align: left;
}
.input-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 12px;
    color: #d1d1d1;
}
#passwordInput {
    width: 100%;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    background-color: var(--secondary-bg);
    color: white;
    font-size: 14px;
}
#loginButton {
    width: 100%;
    max-width: 280px;
    padding: 12px;
    background-color: #007acc;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s;
}
#loginButton:hover {
    background-color: #0098ff;
}
.login-error {
    color: #ff8a8a;
    margin-top: 10px;
    font-size: 12px;
}
.login-error.hidden {
    display: none;
}
.copyright-notice {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    font-size: 10px;
    color: #888;
}
.copyright-notice p {
    margin: 3px 0;
}
#usernameInput,
#passwordInput {
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    background-color: var(--secondary-bg);
    color: white;
    font-size: 14px;
}
#usernameInput::placeholder,
#passwordInput::placeholder {
    color: #888;
    opacity: 1;
}
#usernameInput:focus,
#passwordInput:focus {
    outline: 1px solid #0098ff;
    box-shadow: 0 0 5px rgba(0, 152, 255, 0.5);
    border-color: #007acc;
}
.contact-link {
    display: inline-block;
    margin-top: 15px;
    padding: 8px 15px;
    background-color: #25D366;
    color: white !important;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.2s;
}
.contact-link:hover {
    background-color: #128C7E;
}
.resume-button {
    width: 100%;
    background-color: #0098ff;
    color: #ffffff;
    border: 1px solid #007acc;
    padding: 12px;
    font-size: 15px;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: background-color 0.2s;
}
.resume-button:hover {
    background-color: #007acc;
}
.log-message.warning {
    color: #ffc107;
}
.resume-button.hidden {
    display: none;
}
.update-button { background-color: #4CAF50; }
.update-button:hover { background-color: #45a049; }
.default-button { background-color: #008CBA; }
.default-button:hover { background-color: #007ba7; }
#customFlowScreen {
    transition: opacity 0.2s ease-in-out, transform 0.2s ease-in-out;
    opacity: 1;
    transform: scale(1);
}
#customFlowScreen.hidden {
    display: none !important;
    opacity: 0;
    transform: scale(0.98);
}

/* Fabric height summary popup (end of Flow-1/2/Custom) */
.fabric-height-overlay {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.72);
    opacity: 0;
    transition: opacity 0.22s ease;
    padding: 16px;
    box-sizing: border-box;
}
.fabric-height-overlay.is-visible {
    opacity: 1;
}
.fabric-height-card {
    width: 100%;
    max-width: 320px;
    background: linear-gradient(165deg, #2f2f2f 0%, #1a1a1a 100%);
    border: 1px solid #3d3d3d;
    border-radius: 14px;
    padding: 28px 24px 22px;
    text-align: center;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
    transform: translateY(10px) scale(0.97);
    transition: transform 0.22s ease;
}
.fabric-height-overlay.is-visible .fabric-height-card {
    transform: translateY(0) scale(1);
}
.fabric-height-icon {
    color: #3ddc84;
    margin-bottom: 12px;
    line-height: 0;
}
.fabric-height-title {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 700;
    color: #f2f2f2;
    letter-spacing: 0.02em;
}
.fabric-height-label {
    margin: 0 0 6px;
    font-size: 12px;
    color: #9a9a9a;
    font-weight: 500;
}
.fabric-height-value {
    margin: 0 0 22px;
    font-size: 32px;
    font-weight: 800;
    color: #3ddc84;
    letter-spacing: -0.02em;
    line-height: 1.15;
}
.fabric-height-value span {
    font-size: 16px;
    font-weight: 600;
    color: #8ee6b0;
    margin-left: 2px;
}
.fabric-height-ok {
    width: 100%;
    border: none;
    border-radius: 8px;
    padding: 11px 16px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    color: #111;
    background: #3ddc84;
    transition: background 0.15s ease, transform 0.1s ease;
}
.fabric-height-ok:hover {
    background: #52e694;
}
.fabric-height-ok:active {
    transform: scale(0.98);
}