/**
 * Frontend Core App CSS - Pro UI (Gemini Dark Theme Edition)
 */
@import url('https://fonts.googleapis.com/css2?family=Google+Sans:wght@400;500;600;700&family=Roboto+Mono:wght@400;500&display=swap');

.promvue-app-wrapper {
    --app-bg: #131314; --app-surface: #1E1F20; --app-surface-container: #28292A;
    --app-text-main: #E3E3E3; --app-text-dim: #9aa0a6;
    --app-primary: #A8C7FA; --app-primary-hover: #D8E6FF; --app-primary-dim: rgba(168, 199, 250, 0.12);
    --app-outline: #444746; --app-error: #F28B82; --app-radius: 16px;
    --tooltip-bg: #202124; --tooltip-border: #5f6368;
    
    --vs-dropdown-bg: #131314; --vs-dropdown-color: #E3E3E3;
    --vs-search-input-color: #E3E3E3; --vs-search-input-bg: #000000;
    --vs-option-hover-bg: #28292A; --vs-option-hover-color: #fff;
    --vs-option-selected-bg: rgba(168, 199, 250, 0.12);
    --vs-option-selected-color: #A8C7FA;
    --vs-border-color: #444746; --vs-border-radius: 12px;

    background-color: var(--app-bg); color: var(--app-text-main);
    font-family: 'Google Sans', sans-serif; width: 100%;
    -webkit-font-smoothing: antialiased; position: relative; padding-bottom: 80px; box-sizing: border-box;
}

.promvue-app-wrapper * { box-sizing: border-box; }

.promvue-app-wrapper .aipb-loader-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; min-height: 200px; background-color: var(--app-bg); z-index: 9999; display: flex; flex-direction: column; align-items: center; justify-content: center; transition: opacity 0.5s ease; border-radius: var(--app-radius); }
.promvue-app-wrapper .loader-spinner { width: 56px; height: 56px; border: 4px solid var(--app-surface-container); border-bottom-color: var(--app-primary); border-radius: 50%; display: inline-block; margin-bottom: 24px; animation: ps-spin 1s linear infinite; }
.promvue-app-wrapper .loader-text { color: var(--app-text-dim); font-size: 14px; text-transform: uppercase; font-weight: 600; animation: pulse 1.5s ease-in-out infinite; }
@keyframes ps-spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes pulse { 0% { opacity: 0.6; } 50% { opacity: 1; } 100% { opacity: 0.6; } }

.promvue-app-wrapper .ps-wrapper { max-width: 960px; margin: 0 auto; padding: 40px 20px 100px 20px; position: relative; z-index: 1; width: 100%; }

/* --- PRESET BUTTONS --- */
.promvue-app-wrapper .ps-preset-row { display: flex; gap: 16px; margin-bottom: 24px; }
.promvue-app-wrapper .ps-btn-preset { 
    flex: 1; display: flex; align-items: center; justify-content: center; gap: 10px; 
    background: transparent; border: 1px solid var(--app-outline); color: var(--app-text-dim); 
    padding: 12px; border-radius: 50px; font-size: 13px; font-weight: 600; cursor: pointer; 
    transition: 0.2s; text-transform: uppercase; letter-spacing: 0.5px; 
    height: 48px; box-sizing: border-box;
}
.promvue-app-wrapper .ps-btn-preset:hover:not(:disabled) { background: rgba(255,255,255,0.05); color: #fff; border-color: #666; }
.promvue-app-wrapper .ps-btn-preset svg { width: 18px; height: 18px; stroke-width: 2; opacity: 0.8; flex-shrink: 0;}
.promvue-app-wrapper .ps-btn-preset.locked-btn { opacity: 0.6; cursor: not-allowed; background: rgba(0,0,0,0.2); border: 1px solid #333; }

.promvue-app-wrapper .ps-label-sec { font-size: 13px; font-weight: 700; color: var(--app-primary); margin: 40px 0 16px 8px; text-transform: uppercase; letter-spacing: 1.2px; display: flex; align-items: center; gap: 16px; }
.promvue-app-wrapper .ps-label-sec::after { content:""; height:1px; background: var(--app-outline); flex:1; opacity: 0.4; }
.promvue-app-wrapper .ps-label-sec .step-num { background: var(--app-primary-dim); color: var(--app-primary); width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; flex-shrink: 0; }

.promvue-app-wrapper .ps-card { background: var(--app-surface); border-radius: var(--app-radius); padding: 28px; border: 1px solid rgba(255,255,255,0.06); display: flex; flex-direction: column; gap: 24px; margin-bottom: 24px; position: relative; z-index: 5; transition: border-color 0.2s; }
.promvue-app-wrapper .ps-card:hover { border-color: rgba(255,255,255,0.12); z-index: 20; }

.promvue-app-wrapper .ps-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; align-items: start; }
.promvue-app-wrapper .ps-full { grid-column: 1 / -1; }
.promvue-app-wrapper .ps-half { grid-column: span 1; }

.promvue-app-wrapper .ps-group { display: flex; flex-direction: column; gap: 8px; width: 100%; position: relative; z-index: 1; min-width: 0;}
.promvue-app-wrapper .ps-row-split { display: flex; justify-content: space-between; align-items: flex-start; min-height: 24px; margin-bottom: 2px; width: 100%; flex-wrap: wrap; gap: 8px; }
.promvue-app-wrapper .ps-label { font-size: 14px; font-weight: 500; color: var(--app-text-main); display: flex; align-items: center; flex-wrap: wrap; gap: 4px; cursor: default; }

/* --- EXACT HEIGHT ALIGNMENT FOR ALL INPUTS --- */
.promvue-app-wrapper .ps-input, .promvue-app-wrapper .ps-textarea { 
    background-color: #131314; border: 1px solid var(--app-outline); border-radius: 12px; 
    padding: 0 16px; font-size: 15px; color: var(--app-text-main); width: 100%; transition: 0.2s; 
    height: 52px; box-sizing: border-box; 
}
.promvue-app-wrapper .ps-textarea { height: auto; min-height: 100px; padding: 14px 16px; resize: vertical; font-family: 'Roboto Mono', monospace; font-size: 13px; line-height: 1.6; }
.promvue-app-wrapper .ps-input:focus, .promvue-app-wrapper .ps-textarea:focus { border-color: var(--app-primary); background: #000000; outline: none; box-shadow: 0 0 0 1px var(--app-primary); }
.promvue-app-wrapper .ps-textarea-locked { background: #0b0b0c !important; color: var(--app-primary) !important; border: 1px solid var(--app-outline) !important; min-height: 180px; cursor: not-allowed; line-height: 1.6; overflow-wrap: break-word; word-break: break-word; overflow-y: auto;}
.promvue-app-wrapper .ps-unselectable { user-select: none; -webkit-user-select: none; filter: blur(3px); color: #444 !important; pointer-events: none;}

.promvue-app-wrapper .ps-tiny-toggle { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--app-text-main); cursor: pointer; user-select: none; font-weight: 500; flex-shrink: 0;}
.promvue-app-wrapper .ps-tiny-toggle input { appearance: none; margin: 0; width: 0; height: 0; opacity: 0; position: absolute; }
.promvue-app-wrapper .ps-tiny-toggle .slider { width: 32px; height: 18px; background: var(--app-outline); border-radius: 20px; position: relative; transition: 0.3s; flex-shrink: 0; }
.promvue-app-wrapper .ps-tiny-toggle .slider::before { content:""; position: absolute; width: 12px; height: 12px; background: #fff; border-radius: 50%; top: 3px; left: 3px; transition: 0.3s; }
.promvue-app-wrapper .ps-tiny-toggle input:checked + .slider { background: var(--app-primary); }
.promvue-app-wrapper .ps-tiny-toggle input:checked + .slider::before { transform: translateX(14px); background: #041E49; }

/* --- IDENTICAL BUTTON SIZING & GEMINI UI --- */
.promvue-app-wrapper .ps-btn-hero { 
    background: var(--app-primary); color: #041E49; font-size: 14px; font-weight: 600; 
    text-transform: none; letter-spacing: 0.2px; padding: 0 24px; border: 1px solid transparent; 
    border-radius: 100px; width: 100%; cursor: pointer; transition: all 0.2s ease; 
    display: flex; align-items: center; justify-content: center; gap: 8px; 
    height: 48px; box-sizing: border-box; flex-shrink: 0; margin: 0;
}
.promvue-app-wrapper .ps-btn-hero svg { width: 18px; height: 18px; flex-shrink: 0; }
.promvue-app-wrapper .ps-btn-hero:hover:not(:disabled) { background: var(--app-primary-hover); transform: translateY(-1px); box-shadow: 0 2px 8px rgba(0,0,0,0.2); }
.promvue-app-wrapper .ps-btn-hero.copied { background: #4caf50 !important; color: #000 !important; pointer-events: none; }
.promvue-app-wrapper .ps-btn-hero.locked-btn { 
    background: #1E1F20 !important; color: var(--app-text-dim) !important; 
    border: 1px solid #444746 !important; cursor: not-allowed !important; transform: none !important; box-shadow: none !important; 
}

.promvue-app-wrapper .gemini-toast { position: fixed; top: 0; left: 50%; transform: translateX(-50%) translateY(-120%); background: #1E1F20; border: 1px solid #444746; border-radius: 16px; padding: 16px 24px; color: #e3e3e3; font-family: 'Google Sans', sans-serif; box-shadow: 0 8px 24px rgba(0,0,0,0.6); z-index: 9999999; opacity: 0; visibility: hidden; pointer-events: none; transition: transform 0.5s cubic-bezier(0.2, 0, 0, 1), opacity 0.5s cubic-bezier(0.2, 0, 0, 1); display: flex; align-items: flex-start; gap: 16px; width: 90%; max-width: 450px; }
.promvue-app-wrapper .gemini-toast.show { transform: translateX(-50%) translateY(24px); opacity: 1; visibility: visible; pointer-events: auto; }
.promvue-app-wrapper .gemini-toast .sparkle { color: var(--app-primary); width: 24px; height: 24px; margin-top: 2px; flex-shrink: 0; }
.promvue-app-wrapper .gemini-toast .content strong { color: var(--app-primary); font-size: 15px; display: block; font-weight: 600; }
.promvue-app-wrapper .gemini-toast .content p { margin: 6px 0 0; font-size: 13px; color: var(--app-text-dim); line-height: 1.5; display: block; }

/* --- PMPro PILLS --- */
.promvue-app-wrapper .aipb-level-badge { 
    background: #1E1F20; color: var(--app-text-dim); border: 1px solid #444746; 
    padding: 2px 6px; border-radius: 6px; font-size: 10px; font-weight: 600; 
    letter-spacing: 0.3px; display: inline-flex; align-items: center; 
    height: 18px; margin-left: 6px; vertical-align: middle; flex-shrink: 0;
}
.promvue-app-wrapper .aipb-level-badge svg { margin-right: 3px; width: 10px; height: 10px; }

/* --- COLOR PALETTE GRID --- */
.promvue-app-wrapper .ps-palette-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px; width: 100%; max-height: 350px; overflow-y: auto; padding-right: 4px; margin-top: 8px; }
.promvue-app-wrapper .ps-palette-card { background: #1E1F20; border: 1px solid #444746; border-radius: 12px; padding: 10px; cursor: pointer; transition: 0.2s; display: flex; flex-direction: column; gap: 10px; height: 80px; }
.promvue-app-wrapper .ps-palette-card:hover { background: #28292A; border-color: var(--app-text-dim); }
.promvue-app-wrapper .ps-palette-card.active { border-color: var(--app-primary); background: rgba(168, 199, 250, 0.08); box-shadow: 0 0 0 1px var(--app-primary); }
.promvue-app-wrapper .ps-palette-visual { display: flex; height: 28px; border-radius: 6px; overflow: hidden; width: 100%; border: 1px solid rgba(255,255,255,0.1); flex-shrink: 0; }
.promvue-app-wrapper .ps-palette-slice { flex: 1; height: 100%; }
.promvue-app-wrapper .ps-palette-info { display: flex; flex-direction: column; justify-content: center; height: 100%; }
.promvue-app-wrapper .ps-palette-name { font-size: 13px; font-weight: 600; color: var(--app-text-main); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.promvue-app-wrapper .ps-palette-hexs { font-size: 10px; color: var(--app-text-dim); font-family: 'Roboto Mono', monospace; opacity: 0.5; }
.promvue-app-wrapper .ps-palette-grid.locked .ps-palette-card { opacity: 0.4; cursor: not-allowed; }

/* --- DISABLED STATE STYLES --- */
.promvue-app-wrapper input[disabled], .promvue-app-wrapper textarea[disabled] { opacity: 0.5; cursor: not-allowed; background-color: #131314 !important; border-color: var(--app-outline) !important; }

/* --- REDESIGNED EXPERT FILE UPLOAD BOX --- */
.promvue-app-wrapper .ps-dropzone.locked { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.promvue-app-wrapper .ps-dropzone { 
    border: 2px dashed #444746; border-radius: 12px; padding: 24px; text-align: center; 
    cursor: pointer; transition: all 0.3s ease; background: #131314; display: flex; flex-direction: column; 
    align-items: center; justify-content: center; min-height: 120px; position: relative; overflow: hidden;
}
.promvue-app-wrapper .ps-dropzone:hover { border-color: var(--app-primary); background: rgba(168, 199, 250, 0.04); }
.promvue-app-wrapper .ps-dropzone-icon { width: 36px; height: 36px; color: var(--app-primary); margin-bottom: 12px; opacity: 0.8; transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.promvue-app-wrapper .ps-dropzone:hover .ps-dropzone-icon { transform: scale(1.1) translateY(-4px); opacity: 1; }
.promvue-app-wrapper .ps-dropzone-text { font-size: 14px; color: #E3E3E3; line-height: 1.5; font-weight: 500; }
.promvue-app-wrapper .ps-dropzone-text span { color: #9aa0a6; font-size: 13px; display: block; margin-top: 4px; font-weight: 400; }

.promvue-app-wrapper .ps-dropzone-preview { display: flex; align-items: center; gap: 12px; background: #1E1F20; padding: 12px 16px; border-radius: 8px; width: 100%; max-width: 400px; box-sizing: border-box; border: 1px solid #444746; cursor: default; box-shadow: 0 2px 8px rgba(0,0,0,0.3); }
.promvue-app-wrapper .ps-dropzone-filename { font-weight:600; font-size:14px; color:#E3E3E3; width:100%; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.promvue-app-wrapper .ps-dropzone-remove { background: transparent; border: none; color: #9aa0a6; cursor: pointer; transition: 0.2s; padding: 4px; display: flex; align-items: center; justify-content: center; border-radius: 50%; }
.promvue-app-wrapper .ps-dropzone-remove:hover { color: var(--app-error); background: rgba(242, 139, 130, 0.1); }
.promvue-app-wrapper .ps-dropzone-remove svg { width: 18px; height: 18px; }

/* --- UX EXPERT: MATHEMATICALLY PERFECT RANGE SLIDER (MATERIAL 3) --- */
.promvue-app-wrapper .range-container { 
    position: relative; padding: 24px 24px 28px 24px; background: #131314; 
    border: 1px solid var(--app-outline); border-radius: 16px; 
    transition: border-color 0.2s; margin-top: 8px; 
}
.promvue-app-wrapper .range-container:hover { border-color: #5f6368; }
.promvue-app-wrapper .range-value-display { display: flex; justify-content: center; margin-bottom: 24px; position: relative; z-index: 2; height: 28px; }
.promvue-app-wrapper .range-badge { 
    background: rgba(168, 199, 250, 0.08); color: var(--app-primary); 
    padding: 6px 16px; border-radius: 100px; font-size: 13px; font-weight: 600; 
    letter-spacing: 0.3px; border: 1px solid rgba(168, 199, 250, 0.15);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2); transition: all 0.2s ease;
}
.promvue-app-wrapper .range-track-wrapper { position: relative; display: flex; align-items: center; width: 100%; height: 24px; }

.promvue-app-wrapper input[type=range] { 
    position: relative; z-index: 3; margin: 0; width: 100%; 
    -webkit-appearance: none; background: transparent; 
    --range-progress: 0%; outline: none;
}
.promvue-app-wrapper input[type=range]::-webkit-slider-runnable-track { 
    width: 100%; height: 8px; cursor: pointer; 
    background: linear-gradient(to right, var(--app-primary) var(--range-progress), #28292A var(--range-progress)); 
    border-radius: 8px; border: none; box-shadow: inset 0 1px 3px rgba(0,0,0,0.3);
}

/* Material 3 State Layer Thumb */
.promvue-app-wrapper input[type=range]::-webkit-slider-thumb { 
    height: 24px; width: 24px; border-radius: 50%; background: var(--app-primary); 
    cursor: grab; -webkit-appearance: none; margin-top: -8px; 
    border: 4px solid #131314; 
    box-shadow: 0 0 12px rgba(168, 199, 250, 0.2), 0 2px 6px rgba(0,0,0,0.6); 
    transition: box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1), transform 0.2s; 
}
.promvue-app-wrapper input[type=range]:hover::-webkit-slider-thumb { 
    transform: scale(1.1);
    box-shadow: 0 0 0 10px rgba(168, 199, 250, 0.12), 0 2px 6px rgba(0,0,0,0.6); 
}
.promvue-app-wrapper input[type=range]:active::-webkit-slider-thumb { 
    cursor: grabbing; transform: scale(1.15);
    box-shadow: 0 0 0 14px rgba(168, 199, 250, 0.16), 0 2px 6px rgba(0,0,0,0.6); 
}

/* --- TAB GROUP UI --- */
.promvue-app-wrapper .mc-tabs { display: flex; background: #131314; border-radius: 8px; padding: 4px; border: 1px solid var(--app-outline); gap: 4px; width: 100%; box-sizing: border-box; margin-bottom: 16px; }
.promvue-app-wrapper .mc-tab { flex: 1; text-align: center; font-size: 13px; padding: 10px 4px; color: var(--app-text-dim); cursor: pointer; border-radius: 6px; transition: 0.2s; font-weight: 600; display: flex; align-items: center; justify-content: center; }
.promvue-app-wrapper .mc-tab.active { background: var(--app-surface-container); color: var(--app-primary); box-shadow: 0 2px 8px rgba(0,0,0,0.2); border: 1px solid rgba(168,199,250,0.2); }
.promvue-app-wrapper .mc-tab:focus-visible { outline: 2px solid var(--app-primary); outline-offset: 2px; }

/* --- TOOLTIP UI --- */
.promvue-app-wrapper .ps-tooltip-wrapper { position: relative; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; z-index: 100; margin-left: 4px; }
.promvue-app-wrapper .ps-info-icon { width: 14px; height: 14px; color: var(--app-text-dim); opacity: 0.5; transition: 0.2s; margin-top:2px; }
.promvue-app-wrapper .ps-info-icon:hover { color: var(--app-primary); opacity: 1; }
.promvue-app-wrapper .ps-tooltip-text { display: none; } 

#aipb-global-tooltip { 
    position: fixed; background-color: var(--tooltip-bg); color: #F1F3F4; 
    border-radius: 8px; font-family: 'Google Sans', sans-serif; 
    padding: 12px 16px; font-size: 12px; line-height: 1.5; 
    border: 1px solid var(--tooltip-border); box-shadow: 0 10px 30px rgba(0,0,0,0.8); 
    z-index: 2147483647; pointer-events: none; opacity: 0; visibility: hidden; 
    transition: opacity 0.2s, transform 0.2s; max-width: 260px; text-align: center; 
}
#aipb-global-tooltip.show { opacity: 1; visibility: visible; }

/* --- REDESIGNED GEMINI VIRTUAL SELECT --- */
.promvue-app-wrapper .vscomp-ele { width: 100%; max-width: 100%; box-sizing: border-box; }
.promvue-app-wrapper .vscomp-toggle-button { background-color: #131314 !important; color: var(--app-text-main) !important; border-radius: 12px !important; border: 1px solid var(--app-outline) !important; padding: 0 16px !important; font-size: 15px; height: 52px; align-items: center; display: flex; transition: 0.2s; box-sizing: border-box; }
.promvue-app-wrapper .vscomp-value { white-space: nowrap !important; overflow: hidden; text-overflow: ellipsis; max-width: 100%; display: block; line-height: 1; }
.promvue-app-wrapper .vscomp-toggle-button:hover { border-color: var(--app-primary) !important; }
.promvue-app-wrapper .vscomp-dropbox { background-color: #131314 !important; border: 1px solid #444746 !important; border-radius: 12px !important; margin-top: 4px; font-family: 'Google Sans', sans-serif;}
.promvue-app-wrapper .vscomp-option-text { white-space: normal !important; word-wrap: break-word !important; line-height: 1.4 !important; padding: 4px 0; }
.promvue-app-wrapper .vscomp-option { padding: 12px 16px !important; min-height: 48px; display: flex; align-items: center; }
.promvue-app-wrapper .vscomp-search-input { background-color: #000000 !important; border-bottom: 1px solid #444746 !important; padding: 12px 16px !important; outline: none !important;}
.promvue-app-wrapper .vscomp-no-options { color: #9aa0a6 !important; }

.vscomp-option.disabled { opacity: 0.3 !important; cursor: not-allowed !important; background: transparent !important; }
.promvue-app-wrapper .vscomp-ele.locked-vs .vscomp-toggle-button { border-color: var(--app-outline) !important; background: #131314 !important; opacity: 0.8; }

.promvue-app-wrapper .ps-hidden { display: none !important; }

/* --- Output cards stack at tablet width --- */
@media (max-width: 900px) {
    .promvue-app-wrapper .ps-grid .ps-half { grid-column: 1 / -1; }
}

/* --- EXPERT MOBILE UI (Full width & Bottom Sheet Tooltips) --- */
@media (max-width: 768px) { 
    .promvue-app-wrapper .ps-wrapper { max-width: 100%; padding: 12px 8px 100px 8px; } 
    .promvue-app-wrapper .ps-grid { grid-template-columns: 1fr; gap: 16px; } 
    .promvue-app-wrapper .gemini-toast { width: 90%; transform: translateX(-50%) translateY(80px); } 
    .promvue-app-wrapper .gemini-toast.show { transform: translateX(-50%) translateY(80px); }
    .promvue-app-wrapper .ps-half { grid-column: 1 / -1; } 
    .promvue-app-wrapper .ps-card { padding: 20px 16px; border-radius: 16px; margin-bottom: 16px; }
    .promvue-app-wrapper .ps-preset-row { flex-direction: column; gap: 12px; margin-bottom: 20px; } 
    
    .promvue-app-wrapper .ps-tooltip-wrapper .ps-info-icon { width: 18px; height: 18px; color: var(--app-primary); opacity: 0.8; }
    .promvue-app-wrapper .ps-tooltip-wrapper:active .ps-info-icon { opacity: 1; transform: scale(1.1); }

    /* Bottom Sheet Tooltip on Mobile */
    #aipb-global-tooltip {
        top: auto !important; left: 50% !important; bottom: 24px !important; right: auto !important;
        transform: translateX(-50%) translateY(50px) !important;
        width: calc(100% - 32px) !important; max-width: 400px !important;
        padding: 16px 20px; border-radius: 12px;
        background-color: #1E1F20; border: 1px solid #5f6368;
        box-shadow: 0 10px 40px rgba(0,0,0,0.9);
        font-size: 13px; text-align: left;
        transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    }
    #aipb-global-tooltip.show { transform: translateX(-50%) translateY(0) !important; }
}

/* --- Palette search field compact sizing --- */
.promvue-app-wrapper .ps-palette-search { height: 40px !important; padding: 0 12px !important; font-size: 13px !important; }

/* --- Sort A-Z button active/success flash --- */
.pmx-sort-az-btn { transition: opacity 0.2s; }
.pmx-sort-az-btn svg { transition: color 0.3s; }

/* =============================================================
   GEMINI IMAGE GENERATION PANEL
   ============================================================= */
.pmx-imagegen-panel {
    margin-top: 32px;
    background: linear-gradient(135deg, #0d1117 0%, #131820 50%, #0d1117 100%);
    border: 1px solid rgba(0, 229, 255, 0.18);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}
.pmx-imagegen-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, #00E5FF, #A8C7FA, #00E5FF, transparent);
    opacity: 0.7;
}

/* Header */
.pmx-imagegen-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid rgba(0, 229, 255, 0.1);
    flex-wrap: wrap;
    gap: 12px;
}
.pmx-imagegen-header-left {
    display: flex;
    align-items: center;
    gap: 14px;
}
.pmx-imagegen-sparkle {
    width: 44px; height: 44px;
    background: linear-gradient(135deg, rgba(0,229,255,0.15), rgba(168,199,250,0.1));
    border: 1px solid rgba(0,229,255,0.25);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    color: #00E5FF;
    animation: pmx-sparkle-pulse 3s ease-in-out infinite;
}
.pmx-imagegen-sparkle svg { width: 22px; height: 22px; }
@keyframes pmx-sparkle-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0,229,255,0); }
    50% { box-shadow: 0 0 16px 4px rgba(0,229,255,0.12); }
}
.pmx-imagegen-title {
    font-size: 16px; font-weight: 700; color: #e3e3e3;
    margin: 0; font-family: 'Google Sans', sans-serif; letter-spacing: 0.2px;
}
.pmx-imagegen-subtitle {
    font-size: 11px; color: rgba(0,229,255,0.6);
    margin: 3px 0 0; font-family: 'Roboto Mono', monospace; letter-spacing: 0.3px;
}
.pmx-imagegen-badge {
    font-size: 11px; font-weight: 700; letter-spacing: 0.8px;
    text-transform: uppercase; padding: 4px 12px;
    border-radius: 100px; flex-shrink: 0;
}
.pmx-imagegen-badge--ready {
    background: rgba(0,229,255,0.08);
    color: #00E5FF;
    border: 1px solid rgba(0,229,255,0.3);
}
.pmx-imagegen-badge--warn {
    background: rgba(242,139,130,0.08);
    color: #F28B82;
    border: 1px solid rgba(242,139,130,0.25);
}

/* Body */
.pmx-imagegen-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* No Key State */
.pmx-imagegen-no-key {
    padding: 40px 24px;
    text-align: center;
    display: flex; flex-direction: column; align-items: center;
}
.pmx-imagegen-no-key p {
    color: #9aa0a6; font-size: 14px; margin: 0 0 16px;
}
.pmx-imagegen-config-link {
    display: inline-flex; align-items: center; gap: 6px;
    color: #A8C7FA; font-size: 13px; font-weight: 600;
    text-decoration: none; border: 1px solid rgba(168,199,250,0.25);
    padding: 8px 20px; border-radius: 100px;
    background: rgba(168,199,250,0.06);
    transition: 0.2s;
}
.pmx-imagegen-config-link:hover {
    background: rgba(168,199,250,0.12); color: #D8E6FF;
}

/* Upload Zone */
.pmx-imagegen-upload-zone {
    border: 2px dashed rgba(0,229,255,0.25);
    border-radius: 14px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s ease;
    background: rgba(0,229,255,0.02);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    min-height: 120px;
    position: relative;
}
.pmx-imagegen-upload-zone:hover,
.pmx-imagegen-upload-zone--dragover {
    border-color: #00E5FF;
    background: rgba(0,229,255,0.06);
}
.pmx-imagegen-upload-zone--dragover {
    transform: scale(1.01);
}
.pmx-imagegen-upload-content {
    display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.pmx-imagegen-upload-text {
    font-size: 14px; color: #e3e3e3;
}
.pmx-imagegen-upload-text strong { color: #00E5FF; }
.pmx-imagegen-upload-hint {
    font-size: 11px; color: #9aa0a6;
}
.pmx-imagegen-upload-preview {
    display: flex; align-items: center; gap: 14px;
    background: rgba(0,229,255,0.05);
    border: 1px solid rgba(0,229,255,0.2);
    border-radius: 10px; padding: 12px 16px;
    width: 100%;
}
.pmx-imagegen-upload-preview img {
    width: 56px; height: 56px; object-fit: cover;
    border-radius: 8px; flex-shrink: 0; border: 1px solid rgba(255,255,255,0.1);
}
.pmx-imagegen-upload-preview-info {
    display: flex; flex-direction: column; gap: 4px; flex: 1; overflow: hidden;
}
.pmx-imagegen-upload-filename {
    font-size: 13px; font-weight: 600; color: #e3e3e3;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pmx-imagegen-upload-ready {
    font-size: 11px; color: #00E5FF; font-weight: 600; letter-spacing: 0.3px;
}
.pmx-igz-remove-btn {
    background: transparent; border: none; cursor: pointer;
    color: #9aa0a6; padding: 6px; border-radius: 50%;
    transition: 0.2s; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
}
.pmx-igz-remove-btn:hover { color: #F28B82; background: rgba(242,139,130,0.1); }
.pmx-igz-remove-btn svg { width: 16px; height: 16px; }

/* Generate Button */
.pmx-imagegen-generate-btn {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    width: 100%; padding: 0 24px; height: 56px;
    background: linear-gradient(135deg, #00B4D8, #00E5FF, #A8C7FA);
    background-size: 200% 200%;
    animation: pmx-gradient-shift 4s ease infinite;
    border: none; border-radius: 100px;
    font-size: 15px; font-weight: 700; letter-spacing: 0.3px;
    color: #041E49; cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
    box-shadow: 0 4px 20px rgba(0,229,255,0.25);
    font-family: 'Google Sans', sans-serif;
}
.pmx-imagegen-generate-btn svg {
    width: 20px; height: 20px; flex-shrink: 0;
}
.pmx-imagegen-generate-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,229,255,0.35);
}
.pmx-imagegen-generate-btn:active:not(:disabled) { transform: translateY(0); }
@keyframes pmx-gradient-shift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Loading State */
.pmx-imagegen-loading {
    display: flex; align-items: center; gap: 18px;
    background: rgba(0,229,255,0.04);
    border: 1px solid rgba(0,229,255,0.12);
    border-radius: 14px; padding: 20px 24px;
}
.pmx-imagegen-loading-ring {
    width: 40px; height: 40px; flex-shrink: 0;
    border: 3px solid rgba(0,229,255,0.15);
    border-top-color: #00E5FF;
    border-radius: 50%;
    animation: pmx-spin 0.8s linear infinite;
}
@keyframes pmx-spin { to { transform: rotate(360deg); } }
.pmx-imagegen-loading-text {
    display: flex; flex-direction: column; gap: 4px;
}
.pmx-imagegen-loading-title {
    font-size: 14px; font-weight: 600; color: #e3e3e3;
}
.pmx-imagegen-loading-sub {
    font-size: 12px; color: #9aa0a6; line-height: 1.4;
}

/* Error State */
.pmx-imagegen-error {
    display: flex; align-items: flex-start; gap: 10px;
    background: rgba(242,139,130,0.06);
    border: 1px solid rgba(242,139,130,0.2);
    border-radius: 12px; padding: 14px 18px;
    color: #F28B82; font-size: 13px; line-height: 1.5;
}

/* Result Area */
.pmx-imagegen-result {
    border: 1px solid rgba(0,229,255,0.18);
    border-radius: 16px; overflow: hidden;
}
.pmx-imagegen-result-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 16px;
    background: rgba(0,229,255,0.04);
    border-bottom: 1px solid rgba(0,229,255,0.1);
    flex-wrap: wrap; gap: 8px;
}
.pmx-imagegen-result-label {
    display: flex; align-items: center; gap: 6px;
    font-size: 12px; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.8px; color: #00E5FF;
}
.pmx-imagegen-result-actions {
    display: flex; gap: 8px;
}
.pmx-imagegen-action-btn {
    display: flex; align-items: center; gap: 6px;
    padding: 7px 14px; border-radius: 100px;
    font-size: 12px; font-weight: 600; cursor: pointer;
    transition: 0.2s; font-family: 'Google Sans', sans-serif;
    background: rgba(0,229,255,0.1);
    border: 1px solid rgba(0,229,255,0.25);
    color: #00E5FF;
}
.pmx-imagegen-action-btn:hover {
    background: rgba(0,229,255,0.18);
    transform: translateY(-1px);
}
.pmx-imagegen-action-btn svg { width: 14px; height: 14px; }
.pmx-imagegen-action-btn--secondary {
    background: rgba(168,199,250,0.08);
    border-color: rgba(168,199,250,0.2);
    color: #A8C7FA;
}
.pmx-imagegen-action-btn--secondary:hover {
    background: rgba(168,199,250,0.15);
}
.pmx-imagegen-canvas {
    background: #0a0a0b;
    display: flex; align-items: center; justify-content: center;
    min-height: 200px;
}
.pmx-imagegen-output-img {
    width: 100%; max-height: 600px;
    object-fit: contain; display: block;
    border-radius: 0;
}
.pmx-imagegen-caption {
    padding: 12px 16px;
    font-size: 12px; color: #9aa0a6;
    line-height: 1.5; margin: 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    background: rgba(0,0,0,0.2);
    font-family: 'Roboto Mono', monospace;
}

/* Responsive */
@media (max-width: 600px) {
    .pmx-imagegen-result-header { flex-direction: column; align-items: flex-start; }
    .pmx-imagegen-result-actions { width: 100%; }
    .pmx-imagegen-action-btn { flex: 1; justify-content: center; }
    .pmx-imagegen-header { flex-direction: column; align-items: flex-start; }
}

/* =====================================================
   IMAGE SIZE SELECTOR
   ===================================================== */
.pmx-imagegen-size-selector {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: rgba(0,0,0,0.2);
    border-top: 1px solid rgba(255,255,255,0.06);
    flex-wrap: wrap;
}
.pmx-imagegen-size-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: #9aa0a6;
    white-space: nowrap;
    flex-shrink: 0;
}
.pmx-imagegen-size-options {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Base size button */
.pmx-imagegen-size-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 18px;
    background: #131314;
    border: 1.5px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.18s ease;
    min-width: 72px;
    position: relative;
    overflow: hidden;
}
.pmx-imagegen-size-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.18s ease;
    background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.06), transparent 70%);
}
.pmx-imagegen-size-btn:hover::before { opacity: 1; }
.pmx-imagegen-size-btn:hover {
    border-color: rgba(255,255,255,0.25);
    transform: translateY(-1px);
}

.pmx-size-label {
    font-size: 16px;
    font-weight: 800;
    line-height: 1;
    color: #c4c7c5;
    letter-spacing: 0.5px;
}
.pmx-size-sub {
    font-size: 9px;
    font-weight: 500;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    color: #9aa0a6;
}
.pmx-size-cost {
    font-size: 10px;
    font-weight: 700;
    margin-top: 3px;
    padding: 2px 7px;
    border-radius: 20px;
    background: rgba(255,255,255,0.06);
    color: #9aa0a6;
    letter-spacing: 0.3px;
    transition: all 0.18s ease;
}

/* --- Active states per tier --- */
/* 1K — green */
.pmx-imagegen-size-btn--active[data-size="1k"] {
    background: rgba(129,201,149,0.1);
    border-color: #81c995;
    box-shadow: 0 0 14px rgba(129,201,149,0.15);
}
.pmx-imagegen-size-btn--active[data-size="1k"] .pmx-size-label { color: #81c995; }
.pmx-imagegen-size-btn--active[data-size="1k"] .pmx-size-cost  {
    background: rgba(129,201,149,0.18);
    color: #81c995;
}

/* 2K — blue */
.pmx-imagegen-size-btn--active[data-size="2k"] {
    background: rgba(129,180,250,0.1);
    border-color: #81b4fa;
    box-shadow: 0 0 14px rgba(129,180,250,0.15);
}
.pmx-imagegen-size-btn--active[data-size="2k"] .pmx-size-label { color: #81b4fa; }
.pmx-imagegen-size-btn--active[data-size="2k"] .pmx-size-cost  {
    background: rgba(129,180,250,0.18);
    color: #81b4fa;
}

/* 4K — purple */
.pmx-imagegen-size-btn--active[data-size="4k"] {
    background: rgba(196,129,250,0.1);
    border-color: #c481fa;
    box-shadow: 0 0 14px rgba(196,129,250,0.15);
}
.pmx-imagegen-size-btn--active[data-size="4k"] .pmx-size-label { color: #c481fa; }
.pmx-imagegen-size-btn--active[data-size="4k"] .pmx-size-cost  {
    background: rgba(196,129,250,0.18);
    color: #c481fa;
}

/* Cost label inside generate button */
.pmx-igz-cost-label {
    font-size: 12px;
    font-weight: 600;
    opacity: 0.75;
    letter-spacing: 0.3px;
}

@media (max-width: 600px) {
    .pmx-imagegen-size-selector { flex-direction: column; align-items: flex-start; }
    .pmx-imagegen-size-options   { width: 100%; }
    .pmx-imagegen-size-btn       { flex: 1; min-width: 60px; }
}