.main-content {
    display: flex;
    flex-direction: column;
    min-height: 0;
    grid-column: 1 / 2;
    grid-row: 2 / 3;
    padding-right: 10px;
}
/* Ensure main content panels fill space correctly */
.main-content .panel:has(form:only-child) {
    flex-grow: 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
}
#app:not([v-if]) .main-content {
    overflow-y: visible;
}
.main-content > .panel {
    flex-shrink: 0;
}

/* ========================================================================= */
/* === 1. PANELS & BASE UI === */
/* ========================================================================= */

.panel {
    background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(0,0,0,0.03));
    border-radius: 12px;
    padding: 16px;
    border: 1px solid rgba(var(--primary-rgb), 0.08); /* OPTIMIZED */
    box-shadow: 0 6px 18px var(--shadow-dark);
    min-height: auto;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition-fast), box-shadow var(--transition-smooth);
}
.panel:hover {
    border-color: rgba(var(--primary-rgb), 0.15); /* OPTIMIZED */
    box-shadow: 0 8px 24px var(--shadow-dark), 0 0 15px var(--neon-glow-accent);
}

.form-group {
    margin-bottom: 12px;
}

/* --- INPUTS --- */
input[type="email"], 
input[type="password"], 
input[type="text"],
.edit-name-input,
.profile-name-edit-input { 
    width: 100%; 
    padding: 12px 14px; 
    border-radius: 10px; 
    border: 1px solid rgba(255,255,255,0.08); 
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); 
    color: #E9E9F2; 
    font-size: 0.95rem; 
    outline: none; 
    transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast); 
}
input::placeholder { color: rgba(230,230,230,0.38); }
input:focus { 
    box-shadow: 0 0 20px var(--neon-glow-primary); 
    border-color: rgba(var(--primary-rgb), 0.38); /* OPTIMIZED */
    transform: translateY(-1px) scale(1.01); 
}

.edit-name-input { 
    padding: 8px 10px; 
    border-radius: 8px; 
    border: 1px solid rgba(var(--primary-rgb), 0.15); /* OPTIMIZED */
    background: #121016; 
    color: #fff; 
}
.profile-name-edit-input {
    background: rgba(0,0,0,0.32);
    border: 1px solid var(--primary-color);
    color: #fff;
    padding: 5px 8px;
    border-radius: 6px;
    font-size: 0.95rem;
}

/* --- BUTTONS --- */
.primary-btn { 
    position: relative; 
    display: inline-flex; 
    align-items: center; 
    justify-content: center; 
    gap: 10px; 
    padding: 12px 14px; 
    background: linear-gradient(90deg, var(--primary-color), rgba(3,218,198,0.95)); 
    border-radius: 10px; 
    border: none; 
    color: #060606; 
    font-weight: 700; 
    font-size: 0.95rem; 
    cursor: pointer; 
    transition: transform var(--transition-fast), box-shadow var(--transition-smooth), filter var(--transition-smooth); 
    box-shadow: 0 6px 22px rgba(99,37,199,0.2), 0 0 10px rgba(var(--secondary-rgb), 0.08); /* OPTIMIZED */
}
.primary-btn:hover:not(:disabled) { 
    transform: translateY(-3px) scale(1.02); 
    filter: drop-shadow(0 8px 28px rgba(var(--primary-rgb), 0.15)) brightness(1.05); /* OPTIMIZED */
}
.primary-btn:active:not(:disabled) { 
    transform: translateY(0) scale(0.98); 
    box-shadow: 0 4px 18px rgba(99,37,199,0.15), 0 0 8px rgba(var(--secondary-rgb), 0.06); /* OPTIMIZED */
}
.primary-btn:disabled { opacity: .48; cursor: not-allowed; transform: none; }
.primary-btn.unsaved-changes { animation: pulse-glow 1.8s infinite; }

.secondary-btn {
    padding: 9px 12px;
    border-radius: 8px;
    border: none;
    background: linear-gradient(90deg, var(--primary-color), rgba(3,218,198,0.95));
    color: #fff;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: transform var(--transition-fast), filter var(--transition-fast);
}
.secondary-btn:hover:not(:disabled) { transform: translateY(-2px) scale(1.01); filter: brightness(1.08); }
.danger-btn { 
    background: linear-gradient(90deg, rgba(var(--error-rgb), 1), rgba(255,112,140,0.95)); /* OPTIMIZED */
    color: #080808; 
    font-weight: 800; 
}
.danger-btn:hover:not(:disabled) { filter: brightness(1.12); }
.save-edit-btn { padding: 7px 10px; border-radius: 8px; border: none; background: linear-gradient(90deg, var(--secondary-color), #7CFFEF); font-weight: 700; cursor: pointer; }

/* --- BUTTON HIERARCHY --- */
.btn-special-green {
    padding: 9px 12px;
    border-radius: 8px;
    border: 1px solid rgba(var(--secondary-rgb), 0.32); /* OPTIMIZED */
    background: linear-gradient(90deg, rgba(var(--secondary-rgb), 0.45), rgba(var(--secondary-rgb), 0.22)); /* OPTIMIZED */
    color: #7FF7E1;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.25s ease-out;
}
.btn-special-green:hover:not(:disabled) {
    transform: translateY(-2px);
    background: linear-gradient(90deg, rgba(var(--secondary-rgb), 0.55), rgba(var(--secondary-rgb), 0.32)); /* OPTIMIZED */
    box-shadow: 0 0 18px rgba(var(--secondary-rgb), 0.22); /* OPTIMIZED */
}
.btn-special-purple {
    padding: 9px 12px;
    border-radius: 8px;
    border: 1px solid rgba(var(--primary-rgb), 0.32); /* OPTIMIZED */
    background: linear-gradient(90deg, rgba(var(--primary-rgb), 0.45), rgba(var(--primary-rgb), 0.22)); /* OPTIMIZED */
    color: #DABFFF;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.25s ease-out;
}
.btn-special-purple:hover:not(:disabled) {
    transform: translateY(-2px);
    background: linear-gradient(90deg, rgba(var(--primary-rgb), 0.55), rgba(var(--primary-rgb), 0.32)); /* OPTIMIZED */
    box-shadow: 0 0 18px rgba(var(--primary-rgb), 0.22); /* OPTIMIZED */
}
.btn-neutral {
    padding: 9px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
    color: #aaa;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.25s ease-out;
}
.btn-neutral:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}
.btn-neutral:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

/* --- ANIMATIONS (Button/Indicator) --- */
.unsaved-indicator { display: inline-block; width: 8px; height: 8px; background-color: #ff4d4d; border-radius: 50%; margin-right: 8px; box-shadow: 0 0 12px #ff4d4d, 0 0 22px #ff4d4d; animation: pulse-indicator 1.4s infinite; }
@keyframes pulse-glow { 
    50% { filter: drop-shadow(0 0 14px rgba(var(--primary-rgb), 0.28)); } /* OPTIMIZED */
}
@keyframes pulse-indicator { 50% { transform: scale(1.25); opacity: 0.75; } }

/* ========================================================================= */
/* === 2. ADDON LIST & ITEMS === */
/* ========================================================================= */

.addon-list {
    list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; padding-right: 5px;
    content-visibility: auto;
    contain-intrinsic-size: 500px;
}
.addon-list:grabbing { cursor: grabbing; }
.addon-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border-left: 4px solid rgba(var(--primary-rgb), 0.88); /* OPTIMIZED */
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), opacity var(--transition-fast);
    box-shadow: 0 6px 18px rgba(0,0,0,0.65);
    contain: content;
    position: relative;
    overflow: hidden;
}
.addon-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: var(--secondary-color);
    box-shadow: 0 0 12px var(--secondary-color);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: transform;
}
.addon-item:hover::before {
    transform: scaleY(1);
    transform-origin: top;
}
.addon-item:hover .addon-details h3 {
    animation: softMove 2s ease-in-out infinite;
    color: #7FF7E1;
}
.addon-item:hover { transform: translateY(-4px); box-shadow: 0 14px 42px rgba(11,8,20,0.75); }
.addon-item.disabled { opacity: 0.55; border-left-color: #555; filter: grayscale(55%); }
.addon-item.ghost-class {
    background: rgba(var(--primary-rgb), 0.1); /* OPTIMIZED */
    border: 1px dashed rgba(var(--primary-rgb), 0.45); /* OPTIMIZED */
    box-shadow: none;
    transform: scale(0.98);
    will-change: transform;
}
.addon-item.sortable-chosen { cursor: grabbing; transform: translateY(-4px) scale(1.03); box-shadow: 0 16px 48px rgba(11,8,20,0.85); }
.addon-icon { width:56px; height:56px; border-radius:10px; object-fit:cover; background:linear-gradient(135deg, rgba(255,255,255,0.03), rgba(0,0,0,0.05)); display:block; flex-shrink: 0; }
.addon-icon-placeholder { width: 56px; height: 56px; flex-shrink: 0; background: rgba(255,255,255,0.02); border-radius: 10px; }
.drag-handle { flex: 1; display: flex; align-items: center; gap: 12px; min-width: 0; cursor: grab; padding: 5px; }
@media (max-width: 768px) { .drag-handle { cursor: default; } }
.sortable-chosen .drag-handle { cursor: grabbing; }
.addon-details { flex: 1; min-width: 0; }
.addon-details h3 { margin: 0; color: #F3F3FF; font-weight: 700; font-size: 1.02rem; font-family: var(--font-title); display:flex; align-items:center; gap:8px; word-break: break-word; }
.addon-details p { margin: 4px 0 0 0; color: var(--text-muted); font-size: 0.9rem; line-height:1.25; max-width: 100%; word-break: break-word; }

/* ========================================================================= */
/* === 3. ADDON CONTROLS & STATUS === */
/* ========================================================================= */

/* --- Controls Buttons --- */
.controls-container { display:flex; align-items:center; gap:8px; margin-left:auto; flex-shrink: 0; }
.move-controls { display:grid; grid-template-columns: 1fr 1fr; gap:4px; width:74px; }
.controls-btn { 
    background: linear-gradient(180deg, rgba(60,60,70,0.65), rgba(30,30,40,0.75)); 
    border: 1px solid rgba(255,255,255,0.06); 
    color: #C0B0FF; padding: 6px 4px; 
    height: 34px; 
    border-radius: 8px; 
    cursor: pointer; 
    font-weight: 700; 
    font-size: 1rem; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    transition: all var(--transition-smooth); 
    box-shadow: 0 2px 5px rgba(0,0,0,0.45); 
}
.controls-btn:hover:not(:disabled) { 
    background: linear-gradient(180deg, rgba(80,80,90,0.75), rgba(50,50,60,0.85)); 
    box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.18), inset 0 0 6px rgba(255,255,255,0.04); /* OPTIMIZED */
    transform: translateY(-2px); 
    color: #E0D8FF; 
}
.controls-btn:active:not(:disabled) { 
    transform: translateY(0) scale(0.98); 
    box-shadow: 0 2px 6px rgba(var(--primary-rgb), 0.12), inset 0 0 4px rgba(255,255,255,0.03); /* OPTIMIZED */
}
.controls-btn:disabled { opacity: 0.45; cursor: not-allowed; background: rgba(40,40,40,0.55); box-shadow: none; transform: none; color: #777; }

/* Control Color Variants */
.controls-btn[title*="Cima"], .controls-btn[title*="Top"] { color: #7FFFD4; }
.controls-btn[title*="Fondo"], .controls-btn[title*="Bottom"] { color: #FFB347; }
.controls-btn[title*="Cima"]:hover:not(:disabled), .controls-btn[title*="Top"]:hover:not(:disabled) { 
    box-shadow: 0 4px 12px rgba(127, 255, 212, 0.22), inset 0 0 6px rgba(255,255,255,0.04); 
    color: #AFFFFF; 
}
.controls-btn[title*="Fondo"]:hover:not(:disabled), .controls-btn[title*="Bottom"]:hover:not(:disabled) { 
    box-shadow: 0 4px 12px rgba(255, 179, 71, 0.22), inset 0 0 6px rgba(255,255,255,0.04); 
    color: #FFCA7A; 
}

.icon-btn { background: rgba(0,0,0,0.48); border: 1px solid rgba(255,255,255,0.04); color: #EDEDED; width: 34px; height: 34px; border-radius: 8px; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; transition: all var(--transition-smooth); }
.icon-btn:hover:not(:disabled) { transform: translateY(-2px); background: rgba(30,30,30,0.65); box-shadow: 0 4px 10px rgba(0,0,0,0.45); }
.remove-btn { 
    background: linear-gradient(90deg, rgba(var(--error-rgb), 1), rgba(255,112,140,0.95)); /* OPTIMIZED */
    border-radius: 10px; 
    padding: 8px 12px; 
    border: none; 
    color: #080808; 
    font-weight: 800; 
    cursor: pointer; 
    height: 38px; 
    width: 48px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 1.1rem; 
    transition: all var(--transition-smooth); 
}
.remove-btn:hover:not(:disabled) { 
    transform: translateY(-2px) scale(1.06); 
    box-shadow: 0 6px 18px rgba(255,112,140,0.22); 
}

/* --- Exclude Update Button --- */
.exclude-update-btn {
    background: rgba(0,0,0,0.48);
    border: 1px solid rgba(255,255,255,0.04);
    color: #EDEDED;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all 0.18s ease-out, background 0.35s, color 0.35s;
    flex-shrink: 0;
}
.exclude-update-btn.excluded {
    background: linear-gradient(135deg, #FF9800, #FFC107);
    color: #000;
    box-shadow: 0 0 18px rgba(255,165,0,0.45);
    border-color: rgba(255,165,0,0.85);
}
.exclude-update-btn.included {
    background: rgba(var(--primary-rgb), 0.12); /* OPTIMIZED */
    color: var(--primary-color);
    border-color: rgba(var(--primary-rgb), 0.22); /* OPTIMIZED */
    font-size: 1.1rem;
}
.exclude-update-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.55);
}
.exclude-update-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
    background: rgba(40,40,40,0.55);
    border-color: rgba(255,255,255,0.04);
    color: #777;
    box-shadow: none;
}

/* --- Status Indicator --- */
.status-indicator { 
    width: 10px; 
    height: 10px; 
    border-radius: 50%; 
    display: inline-block; 
    box-shadow: 0 0 10px 1px var(--status-color, #888); 
    transition: background-color var(--transition-fast); 
    flex-shrink: 0; 
}
.status-unchecked { --status-color: #808080; background-color: #808080; }
.status-ok { --status-color: var(--secondary-color); background-color: var(--secondary-color); }
.status-error { --status-color: var(--error-color); background-color: var(--error-color); }
.status-checking { --status-color: var(--primary-color); background-color: var(--primary-color); animation: pulse 1.4s infinite, colorShift 3s infinite linear; }
@keyframes colorShift {
    0% { --status-color: var(--primary-color); }
    50% { --status-color: var(--secondary-color); }
    100% { --status-color: var(--primary-color); }
}
@keyframes pulse { 0% { transform: scale(0.9); opacity: 0.75; } 50% { transform: scale(1.15); opacity: 1; } 100% { transform: scale(0.9); opacity: 0.75; } }
.error-details-icon { font-size: 0.9rem; margin-left: 5px; color: rgba(255,255,255,0.75); cursor: help; flex-shrink: 0; }

/* --- Toggle Switch --- */
.toggle-switch { position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; inset: 0; background-color: #333; transition: background-color var(--transition-fast); border-radius: 24px; }
.slider:before { position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px; background-color: white; transition: transform var(--transition-smooth); border-radius: 50%; }
.toggle-switch input:checked + .slider:not(.no-update-slider) { background-color: var(--secondary-color); }
.toggle-switch input:checked + .slider.no-update-slider {
    background-color: var(--error-color);
}
input:checked + .slider:before { transform: translateX(20px); }
.large-toggle {
    transform: scale(1.3);
    margin-right: 15px;
    vertical-align: middle;
    flex-shrink: 0;
}
.slider-ball {
    position: absolute;
    left: 4px;  /* Default per dark mode */
    top: 4px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #9C6BFF;  /* Default per dark mode */
    transition: left 0.3s ease, background 0.3s ease;
}

/* --- Details Toggle --- */
.details-toggle-btn {
    font-size: 0.8rem;
    transition: all 0.25s ease-out;
}
.details-toggle-btn.expanded {
    transform: translateY(-2px) rotate(90deg);
    background: rgba(var(--primary-rgb), 0.22); /* OPTIMIZED */
    box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.18); /* OPTIMIZED */
}

/* --- Addon Extra Details --- */
.addon-extra-details {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.35s ease-out, opacity 0.3s ease-in, margin-top 0.35s ease-out, padding 0.35s ease-out;
    visibility: hidden;
    flex-basis: 100%;
    width: 100%;
    margin-top: 0;
    padding: 0 16px;
    border-top: 1px solid rgba(var(--primary-rgb), 0.0); /* OPTIMIZED */
    background: rgba(0,0,0,0.18);
    border-radius: 0 0 12px 12px;
}
.addon-extra-details.visible {
    max-height: 500px;
    opacity: 1;
    visibility: visible;
    margin-top: 12px;
    padding: 12px 16px 16px 16px;
    border-top-color: rgba(var(--primary-rgb), 0.12); /* OPTIMIZED */
}
.addon-extra-details h4 {
    font-family: var(--font-title);
    color: #7FF7E1;
    margin: 0 0 10px 0;
    font-size: 1rem;
    border-bottom: 1px solid rgba(127, 247, 225, 0.18); 
    padding-bottom: 5px;
}
.addon-extra-details ul {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.88rem;
    color: rgba(230,230,230,0.82);
}
.addon-extra-details li {
    margin-bottom: 6px;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    word-break: break-all;
}
.addon-extra-details li strong {
    color: #B9A3FF;
    flex-shrink: 0;
}
@media (max-width: 768px) {
    .addon-extra-details {
        padding-left: 10px;
        padding-right: 10px;
    }
    .addon-extra-details.visible {
        padding: 12px 10px 16px 10px;
    }
}

/* ========================================================================= */
/* === 4. MACRO SECTIONS / PANELS === */
/* ========================================================================= */

/* --- Filters & Actions --- */
.actions-panel { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; padding: 10px; margin-bottom: 1rem; }
.filter-group .secondary-btn, .action-group .secondary-btn { background: rgba(0,0,0,0.22); border: 1px solid rgba(255,255,255,0.06); }
.filter-group .secondary-btn.active {
    background: linear-gradient(90deg, var(--primary-color), rgba(3,218,198,0.88));
    box-shadow: 0 0 12px rgba(3,218,198,0.22);
    color: #fff;
}

/* --- Stats Panel --- */
.stats-panel {
    background: linear-gradient(145deg, rgba(20, 10, 35, 0.68), rgba(15, 5, 25, 0.48));
    border-radius: 14px;
    padding: 20px;
    border: 1px solid rgba(var(--primary-rgb), 0.18); /* OPTIMIZED */
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px) saturate(115%);
    color: #E8E8FF;
    height: fit-content;
}
.stats-panel h3 { margin: 0 0 15px 0; color: #B9A3FF; font-family: var(--font-title); font-size: 1.1rem; 
    border-bottom: 1px solid rgba(var(--primary-rgb), 0.18); /* OPTIMIZED */
    padding-bottom: 8px; 
}
.stat-item { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; font-size: 0.95rem; gap: 10px; }
.stat-item strong { color: #fff; font-weight: 600; white-space: nowrap; }
.stat-value { font-weight: 700; font-size: 1.1rem; text-align: right; }
.stat-value.enabled { color: var(--secondary-color); } .stat-value.disabled { color: #aaa; } .stat-value.errors { color: var(--error-color); }
.stat-bar-container { width: 100%; height: 6px; background: rgba(255,255,255,0.06); border-radius: 3px; overflow: hidden; margin-top: 15px; }
.stat-bar { height: 100%; border-radius: 3px; transition: width 0.6s ease-out; animation: barGrow 1s ease-out forwards; }
@keyframes barGrow {
    0% { width: 0; }
}

/* --- Bulk Actions --- */
.bulk-actions-panel { 
    background: linear-gradient(180deg, rgba(33,150,243,0.12), rgba(3,218,198,0.06)); 
    border: 1px solid rgba(var(--secondary-rgb), 0.18); /* OPTIMIZED */
    border-radius: 10px; 
    padding: 10px 14px; 
    margin-bottom: 1rem; 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    flex-wrap: wrap; 
}
.bulk-actions-panel strong { color: #7FF7E1; font-size: 0.95rem; }
.bulk-actions-panel .secondary-btn { background: rgba(0,0,0,0.32); border: 1px solid rgba(255,255,255,0.1); padding: 6px 10px; font-size: 0.9rem; }
.bulk-actions-panel .remove-selected-btn { 
    background: linear-gradient(90deg, rgba(var(--error-rgb), 0.85), rgba(255,112,140,0.75)); /* OPTIMIZED */
}
.addon-checkbox { margin-right: 8px; transform: scale(1.2); accent-color: var(--primary-color); cursor: pointer; user-select: none; touch-action: manipulation; flex-shrink: 0; }

/* --- Search Toggle --- */
.list-controls-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 10px; }
.search-container { position: relative; display: flex; align-items: center; }
.search-icon-btn { 
    background: rgba(0,0,0,0.22); 
    border: 1px solid rgba(255,255,255,0.06); 
    color: var(--primary-color); 
    width: 40px; 
    height: 40px; 
    border-radius: 10px; 
    font-size: 1.2rem; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    cursor: pointer; 
    transition: all var(--transition-smooth); 
    z-index: 21; 
    position: relative; 
    order: 2; 
    flex-shrink: 0; 
}
.search-icon-btn:hover { 
    background: rgba(0,0,0,0.42); 
    box-shadow: 0 0 12px rgba(var(--primary-rgb), 0.18); /* OPTIMIZED */
}
.search-input-container { position: relative; width: 0; opacity: 0; visibility: hidden; transition: width 0.3s ease-in-out, opacity 0.3s ease-in-out, visibility 0.3s; order: 1; overflow: hidden; }
.search-input-container.visible { width: 250px; opacity: 1; visibility: visible; }
.search-input-container input { 
    background: linear-gradient(180deg, rgba(14,9,18,0.88), rgba(16,10,22,0.78)); 
    border: 1px solid rgba(var(--primary-rgb), 0.22); /* OPTIMIZED */
    box-shadow: 0 0 18px rgba(var(--primary-rgb), 0.12); /* OPTIMIZED */
    height: 40px; 
    width: 100%; 
    padding-left: 10px; 
}

/* --- Check Status Button --- */
.check-status-button-container {
    margin-top: 1rem;
    margin-bottom: 1.5rem;
}

/* --- Auto Update Panel --- */
.auto-update-panel {
    margin-top: 1rem;
    padding: 12px;
    border-color: rgba(var(--secondary-rgb), 0.18); /* OPTIMIZED */
    min-height: auto;
}
.auto-update-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.auto-update-header h3 {
    margin: 0;
    color: #7FF7E1;
    font-family: var(--font-title);
    font-size: 1.05rem;
}
.auto-update-panel p {
    font-size: 0.88rem;
    color: rgba(230, 230, 230, 0.72);
    margin: 0 0 12px 0;
    line-height: 1.4;
}
.auto-update-panel .secondary-btn {
    width: 100%;
    background: linear-gradient(90deg, #424242, #616161);
    border: 1px solid rgba(255,255,255,0.06);
}
.auto-update-panel .secondary-btn:hover:not(:disabled) {
    background: linear-gradient(90deg, #616161, #757575);
}
.auto-update-panel .secondary-btn:disabled {
    background: rgba(40,40,40,0.55);
}
.auto-update-panel .last-check-time {
    font-size: 0.8rem;
    color: rgba(230, 230, 230, 0.55);
    margin-top: 10px;
    text-align: center;
}

/* ========================================================================= */
/* === 5. MODAL / TOAST / LOADER === */
/* ========================================================================= */

/* --- Modal (SCROLL FIX APPLIED) --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8, 2, 10, 0.88);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    align-items: flex-start;       
    padding: 5vh 0;            
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
    overflow-y: auto;
    
    /* FIX SCROLL MOBILE */
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
}
.modal-overlay.visible { opacity: 1; visibility: visible; }
.modal-content {
    background: linear-gradient(135deg, rgba(18, 12, 24, 0.92), rgba(24, 16, 30, 0.88));
    border-radius: 14px;
    border: 1px solid rgba(var(--primary-rgb), 0.12); /* OPTIMIZED */
    padding: 2rem;
    max-width: 900px;
    width: calc(100% - 40px);
    box-shadow: 0 15px 52px rgba(0,0,0,0.85);
    position: relative;
    transform: scale(0.92);
    transition: transform 0.35s ease-out;
    
    /* FIX SCROLL MOBILE */
    overscroll-behavior: contain;
}
.modal-overlay.visible .modal-content { transform: scale(1); }
.modal-close-btn { 
    position: absolute; top: 15px; right: 15px; background: rgba(0,0,0,0.32); border: 1px solid rgba(255,255,255,0.12); color: #ccc; width: 30px; height: 30px; border-radius: 50%; font-size: 1.2rem; line-height: 1; cursor: pointer; transition: all 0.25s; 
}
.modal-close-btn:hover { 
    background: rgba(var(--error-rgb), 0.85); /* OPTIMIZED */
    color: #fff; 
    transform: rotate(90deg) scale(1.05); 
}
.modal-content h2 { font-family: var(--font-title); color: var(--primary-color); margin: 0 0 1.5rem 0; 
    border-bottom: 1px solid rgba(var(--primary-rgb), 0.22); /* OPTIMIZED */
    padding-bottom: 0.5rem; 
}
.modal-content h3 { color: #7FF7E1; margin: 1.5rem 0 0.5rem 0; font-family: var(--font-title); font-size: 1.1rem; }
.modal-content p, .modal-content ul { color: rgba(230,230,230,0.88); line-height: 1.6; font-size: 0.95rem; }
.modal-content ul { padding-left: 20px; } .modal-content li { margin-bottom: 0.5rem; }
.modal-content code { background: rgba(0,0,0,0.32); padding: 2px 5px; border-radius: 4px; font-size: 0.9em; color: #FFA500; font-family: var(--font-mono); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 1.5rem; 
    border-top: 1px solid rgba(var(--primary-rgb), 0.12); /* OPTIMIZED */
    padding-top: 1rem; 
}
.modal-actions .secondary-btn { background: rgba(0,0,0,0.22); border: 1px solid rgba(255,255,255,0.12); }

/* --- Global Loader --- */
.global-loader {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at center, rgba(10, 2, 20, 0.98), rgba(0, 0, 0, 0.92));
    backdrop-filter: blur(6px) saturate(145%);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.global-loader.visible {
    opacity: 1;
    visibility: visible;
}
.loader-spinner {
    width: 70px;
    height: 70px;
    position: relative;
    border-radius: 50%;
    background: radial-gradient(circle at center,
      rgba(var(--primary-rgb), 0.88), /* OPTIMIZED */
      rgba(var(--secondary-rgb), 0.22) 70%, /* OPTIMIZED */
      rgba(0, 0, 0, 0.12) 100%);
    box-shadow:
      0 0 22px rgba(var(--primary-rgb), 0.65), /* OPTIMIZED */
      0 0 65px rgba(var(--secondary-rgb), 0.32); /* OPTIMIZED */
    animation: reactorPulse 1.4s infinite ease-in-out;
    will-change: transform, opacity, box-shadow;
}
.loader-spinner::before {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 3px solid rgba(var(--secondary-rgb), 0.45); /* OPTIMIZED */
    box-shadow: 0 0 18px rgba(var(--secondary-rgb), 0.55); /* OPTIMIZED */
    animation: rotateOuter 2.8s linear infinite;
    will-change: transform;
}
.loader-spinner::after {
    content: '';
    position: absolute;
    inset: 10px;
    border-radius: 50%;
    border: 2px dashed rgba(var(--primary-rgb), 0.55); /* OPTIMIZED */
    box-shadow: inset 0 0 12px rgba(var(--primary-rgb), 0.45); /* OPTIMIZED */
    animation: rotateInner 1.8s linear infinite reverse;
    will-change: transform;
}
.loader-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(var(--secondary-rgb), 0.95); /* OPTIMIZED */
    box-shadow: 0 0 10px rgba(var(--secondary-rgb), 0.85); /* OPTIMIZED */
    top: 50%;
    left: 50%;
    transform-origin: -25px;
    animation: orbit 1.5s linear infinite;
}
.loader-particle:nth-child(2) {
    transform-origin: -35px;
    animation-duration: 2s;
    background: rgba(var(--primary-rgb), 0.95); /* OPTIMIZED */
    box-shadow: 0 0 12px rgba(var(--primary-rgb), 0.85); /* OPTIMIZED */
    animation-duration: 2s;
}
.loader-particle:nth-child(3) { /* Added extra particle for bomb effect */
    transform-origin: -45px;
    animation-duration: 2.5s;
    background: var(--accent-color);
    box-shadow: 0 0 14px var(--neon-glow-accent);
    animation-duration: 2.5s;
}

/* Loader Keyframes (Uses RGB variables for dynamic shadows) */
@keyframes reactorPulse {
    0%, 100% {
        transform: scale(0.92);
        box-shadow:
          0 0 28px rgba(var(--primary-rgb), 0.75), /* OPTIMIZED */
          0 0 85px rgba(var(--secondary-rgb), 0.45); /* OPTIMIZED */
        opacity: 0.85;
    }
    50% {
        transform: scale(1.02);
        box-shadow:
          0 0 38px rgba(var(--primary-rgb), 0.95), /* OPTIMIZED */
          0 0 110px rgba(var(--secondary-rgb), 0.65); /* OPTIMIZED */
        opacity: 1;
    }
}
@keyframes rotateOuter {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
@keyframes rotateInner {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}
@keyframes orbit {
    from { transform: rotate(0deg) translateX(0); }
    to { transform: rotate(360deg) translateX(0); }
}

/* --- Toast Styles --- */
#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 300px;
    pointer-events: none;
}
.toast {
    background: linear-gradient(135deg, rgba(30, 30, 40, 0.92), rgba(20, 20, 30, 0.88));
    color: #E6E6E6; padding: 12px 16px; border-radius: 8px; border-left: 4px solid;
    box-shadow: 0 5px 18px rgba(0,0,0,0.55); backdrop-filter: blur(5px); font-size: 0.9rem;
    animation: slideInDown 0.3s ease-out, fadeOut 0.45s ease-in 2.5s forwards;
    opacity: 1;
    pointer-events: auto;
    width: 100%;
}
.toast:hover {
    animation: none;
    opacity: 1;
}
.toast.success { border-left-color: var(--secondary-color); } 
.toast.error { border-left-color: var(--error-color); color: #FFBABA; } 
.toast.info { border-left-color: var(--primary-color); }

@keyframes slideInDown {
    from { transform: translateY(-100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; height: 0; padding-top: 0; padding-bottom: 0; margin-top: -10px; border: 0;}
}
.toast-leave-active { transition: all 0.55s ease-in; }
.toast-leave-to { opacity: 0; transform: translateY(-100%); }

/* ========================================================================= */
/* === 6. WELCOME / PROFILE & FLOATING BUTTONS === */
/* ========================================================================= */

/* --- Welcome Panel --- */
.welcome-panel {
    text-align: center;
    padding: 2rem 1.5rem;
}
.welcome-panel h2 {
    font-family: var(--font-title);
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}
.welcome-panel p {
    color: rgba(230,230,230,0.82);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.welcome-option {
    background: rgba(0,0,0,0.18);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(var(--primary-rgb), 0.12); /* OPTIMIZED */
}
.welcome-option h4 {
    color: #7FF7E1;
    font-family: var(--font-title);
    margin: 0 0 0.5rem 0;
}
.welcome-option p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: rgba(230,230,230,0.72);
}
.welcome-option span {
    vertical-align: middle;
    font-size: 0.95rem;
    color: #ccc;
}
.welcome-option .primary-btn {
    font-size: 1rem;
    padding: 10px 20px;
}

/* --- Profile Management --- */
.profile-management {
    margin-top: 1.5rem;
}
.profile-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    margin-bottom: 8px;
    border-radius: 8px;
    background: rgba(var(--primary-rgb), 0.06); /* OPTIMIZED */
    border-left: 3px solid var(--primary-color);
    transition: background 0.25s;
}
.profile-list-item:hover {
    background: rgba(var(--primary-rgb), 0.18); /* OPTIMIZED */
}
.profile-name-display {
    font-weight: 600;
    color: #fff;
    flex-grow: 1;
    cursor: pointer;
    padding: 5px 0;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}
.profile-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}
.profile-actions .secondary-btn {
    background: #2196F3;
    padding: 6px 10px;
    font-weight: 500;
}
.profile-list-wrapper {
    max-height: 280px;
    overflow-y: auto;
    padding-right: 5px;
    flex-shrink: 1;
}
@media (max-width: 480px) {
    .profile-list-wrapper {
        max-height: 240px;
    }
    .profile-name-display {
        font-size: 0.9rem;
    }
}

/* --- Floating Save Button --- */
.floating-save-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    padding: 10px 12px;
    border-radius: 50%;
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, var(--secondary-color), #7FFFD4);
    color: #111;
    box-shadow: 0 8px 28px rgba(var(--secondary-rgb), 0.32), 0 0 12px rgba(0,0,0,0.55); /* OPTIMIZED */
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.92);
    transition: opacity 0.35s ease, visibility 0.35s ease, transform 0.35s ease;
    border: none;
    cursor: pointer;
}
.floating-save-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}
.floating-save-btn:hover:not(:disabled) {
    transform: scale(1.08);
    filter: brightness(1.12);
}
.floating-save-btn .unsaved-indicator {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 10px;
    height: 10px;
    margin: 0;
}

/* --- Language Switcher (Component) --- */
.lang-switcher { display: flex; gap: 8px; align-items: center; margin-top: 8px; }
@media (max-width: 768px) { .lang-switcher { margin-left: 0; margin-top: 10px; } }
.lang-select {
    padding: 4px 8px;
    font-size: 0.8rem;
    background: rgba(0,0,0,0.22);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #E6E6E6;
    font-weight: 700;
    font-family: var(--font-main);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.25s ease;
    outline: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23BB86FC' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 6px center;
    background-size: 16px;
    padding-right: 28px;
}
.lang-select:focus {
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.55); /* OPTIMIZED */
    border-color: rgba(var(--primary-rgb), 0.45); /* OPTIMIZED */
}
.lang-select option {
    background: #1a1a2e;
    color: #E6E6E6;
    font-weight: 400;
}

/* ========================================================================= */
/* === 7. HEADER / WELCOME SCREEN STYLES (New/Complex Components) === */
/* ========================================================================= */

/* --- New Main Header --- */
.main-header {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 22px 12px 30px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    background: linear-gradient(180deg, rgba(20,0,40,0.4), rgba(0,0,0,0.25));
    backdrop-filter: blur(12px) saturate(160%);
    box-shadow: 0 0 25px rgba(180,0,255,0.15);
    border-radius: 0 0 20px 20px;
    /* animation: fadeIn 0.8s ease-out; */
    overflow: hidden;
}
.neon-glow-aura {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(255,0,255,0.08), rgba(0,255,255,0.03), transparent 70%);
    pointer-events: none;
    z-index: 0;
    /* animation: pulseGlow 5s infinite ease-in-out; */
}
.main-header h1 { /* Overrides default h1 defined in layout.css */
    font-family: var(--font-title);
    font-size: 2.3rem;
    letter-spacing: 1px;
    color: #E0B3FF;
    cursor: pointer;
    text-shadow: 0 0 8px #C77DFF, 0 0 16px #7C4DFF, 0 0 24px #9F5FFF;
    transition: transform 0.3s ease, text-shadow 0.4s ease;
    z-index: 1;
    position: relative;
}
.main-header h1:hover {
    transform: scale(1.06);
    text-shadow: 0 0 20px #E69AFF, 0 0 35px #A66BFF;
}
.neon-line {
    width: 80px;
    height: 2px;
    margin-top: 6px;
    background: linear-gradient(90deg, #00E5FF, var(--primary-color), #00E5FF);
    border-radius: 2px;
    box-shadow: 0 0 8px var(--primary-color), 0 0 16px #00E5FF;
    /* animation: glowLine 3s infinite linear; */
}
.main-header .subtitle { /* Overrides default subtitle defined in layout.css */
    color: rgba(255,255,255,0.8);
    margin-top: 10px;
    font-size: 1rem;
    z-index: 1;
}
.security-notice {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    font-size: 0.9rem;
    color: #FFB74D;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    padding: 6px 10px;
    box-shadow: 0 0 10px rgba(255,200,100,0.1);
    z-index: 1;
    transition: all 0.3s ease;
    /* animation: subtlePulse 2.8s infinite alternate ease-in-out; */
}
.security-icon {
    font-size: 1rem;
    /* animation: iconJitter 4.5s infinite alternate ease-in-out; */
}
.security-text {
    font-family: var(--font-main);
    color: #7FF7E1;
    font-weight: 500;
    text-shadow: 0 0 6px rgba(var(--secondary-rgb), 0.32); /* OPTIMIZED */
}
@keyframes subtlePulse {
    0% { box-shadow: 0 0 5px rgba(var(--secondary-rgb), 0.12); } /* OPTIMIZED */
    100% { box-shadow: 0 0 12px rgba(var(--secondary-rgb), 0.32); } /* OPTIMIZED */
}
@keyframes iconJitter {
    0% { transform: translateY(0) rotate(0deg); }
    48% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-1px) rotate(1.5deg); }
    52% { transform: translateY(0) rotate(0deg); }
    100% { transform: translateY(0) rotate(0deg); }
}
.header-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-top: 18px;
    z-index: 1;
}
.theme-switcher {
    display: flex;
    align-items: center;
    gap: 10px;
}
.instructions-btn {
    position: absolute;
    top: 12px;
    right: 14px;
    font-size: 1.1rem;
    background: rgba(255,255,255,0.07);
    color: white;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    backdrop-filter: blur(3px);
    transition: all 0.3s ease;
    z-index: 2;
}
.instructions-btn:hover {
    box-shadow: 0 0 15px var(--primary-color);
}
.import-preview-list {
    margin-top: 1rem;
}
.logout-btn {
    background: linear-gradient(90deg,#333,#111);
    color: #fff;
    width: 100%;
}

/* --- Welcome Panel Super Wow (Sidebar) --- */
.welcome-info-panel-container {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
    position: sticky;
    top: 48px;
    height: fit-content;
    display: flex;
    justify-content: center;
    align-items: start;
    z-index: 1;
}
.welcome-panel.super-wow {
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 280px;
    padding: 1rem 1.6rem;
    border-radius: 14px;
    background: linear-gradient(145deg, rgba(40,0,80,0.78), rgba(0,0,0,0.65));
    backdrop-filter: blur(14px) saturate(175%);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 0 30px rgba(var(--primary-rgb), 0.55), 0 0 60px rgba(0,255,255,0.18); /* OPTIMIZED */
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    animation: fadeInUp 0.8s ease forwards, panelFloat 5.5s ease-in-out infinite;
    font-family: var(--font-title);
    transition: transform 0.35s ease;
}
.welcome-panel.super-wow:hover {
    transform: translateY(-2px) scale(1.03);
}
.welcome-panel.super-wow::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 14px;
    padding: 1.5px;
    background: linear-gradient(135deg, #00ffff, var(--primary-color), var(--accent-color), #00ffff);
    background-size: 320% 320%;
    animation: borderFlow 4.5s linear infinite, borderGlow 5.5s ease-in-out infinite alternate;
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: 0;
    transition: all 0.35s ease;
}
.welcome-panel.super-wow:hover::before {
    animation: borderFlow 2.5s linear infinite, borderGlowHover 1.2s ease-in-out infinite alternate;
}
.welcome-panel.super-wow::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 14px;
    background: repeating-linear-gradient(
        0deg,
        rgba(255,255,255,0.04) 0px,
        rgba(255,255,255,0.04) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    animation: scanlines 2.5s linear infinite;
    z-index: 2;
}
.welcome-panel.super-wow:hover::after {
    animation: scanlines 1.2s linear infinite;
}
.welcome-panel.super-wow h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    text-align: center;
    text-shadow: 0 0 10px var(--primary-color), 0 0 18px var(--primary-color), 0 0 35px #8A2BE2;
    animation: neonPulse 1.8s infinite alternate;
    margin: 0;
    z-index: 3;
}
.welcome-panel.super-wow .subtitle { /* Override base subtitle font size */
    color: rgba(230,230,230,0.85);
    line-height: 1.4;
    text-align: center;
    z-index: 3;
}
.welcome-panel.super-wow .subtitle:hover {
    color: #00ffff;
    text-shadow: 0 0 5px #00ffff;
}
.rocket-container {
    display: flex;
    justify-content: center;
    margin-top: 0.65rem;
}
.rocket {
    font-size: 2.8rem;
    opacity: 0.88;
    animation: rocketLift 1.8s ease-in-out infinite;
}
.particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: linear-gradient(45deg, #00ffff, var(--primary-color));
    opacity: 0.45;
    top: calc(var(--i) * 18%);
    left: calc(var(--i) * 14%);
    animation: particleMove 7s linear infinite, particleGlow 2.5s ease-in-out infinite alternate, particleShift 5.5s ease-in-out infinite alternate;
    transition: all 0.35s ease;
}
.welcome-panel.super-wow:hover .particle {
    animation-duration: 3.5s, 1.2s, 2.5s;
}
/* Welcome Panel Super Wow Keyframes */
@keyframes fadeInUp {
    0% { opacity: 0; transform: translateY(18px); }
    100% { opacity: 1; transform: translateY(0); }
}
@keyframes panelFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-1px); }
}
@keyframes borderFlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@keyframes borderGlow {
    0% { opacity: 0.75; }
    50% { opacity: 0.92; }
    100% { opacity: 0.75; }
}
@keyframes borderGlowHover {
    0% { opacity: 0.88; }
    50% { opacity: 1; }
    100% { opacity: 0.88; }
}
@keyframes scanlines {
    0% { background-position: 0 0; }
    100% { background-position: 0 4px; }
}
@keyframes neonPulse {
    0% { text-shadow: 0 0 10px var(--primary-color), 0 0 18px var(--primary-color), 0 0 35px #8A2BE2; }
    100% { text-shadow: 0 0 14px #00ffff, 0 0 28px var(--primary-color), 0 0 52px #8A2BE2; }
}
@keyframes rocketLift {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(-5deg); }
}
@keyframes particleMove {
    0% { transform: translateY(0) translateX(0) scale(1); opacity: 0.55; }
    25% { transform: translateY(-14px) translateX(14px) scale(1.06); opacity: 0.4; }
    50% { transform: translateY(-40px) translateX(28px) scale(1.12); opacity: 0.32; }
    75% { transform: translateY(-12px) translateX(42px) scale(1.06); opacity: 0.4; }
    100% { transform: translateY(0) translateX(55px) scale(0.98); opacity: 0.55; }
}
@keyframes particleGlow {
    0% { opacity: 0.4; }
    50% { opacity: 0.6; }
    100% { opacity: 0.4; }
}
@keyframes particleShift {
    0% { transform: translateX(0) rotate(0deg); }
    50% { transform: translateX(4px) rotate(3deg); }
    100% { transform: translateX(0) rotate(0deg); }
}
@media (max-width: 960px) {
    .welcome-info-panel-container { display: none; }
}



/* === 8. RESPONSIVE OVERRIDES (Component Level) === */

.modal-content.modal-tour-wow {
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(var(--primary-rgb), 0.55), 0 0 60px rgba(0,255,255,0.18), 0 15px 52px rgba(0,0,0,0.85);
}

/* Bordo animato */
.modal-content.modal-tour-wow::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 14px; 
    padding: 1.5px;
    background: linear-gradient(135deg, #00ffff, var(--primary-color), var(--accent-color), #00ffff);
    background-size: 320% 320%;
    animation: borderFlow 4.5s linear infinite, borderGlow 5.5s ease-in-out infinite alternate;
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: 0;
    transition: all 0.35s ease;
    pointer-events: none; 
}
.modal-content.modal-tour-wow:hover::before {
    animation: borderFlow 2.5s linear infinite, borderGlowHover 1.2s ease-in-out infinite alternate;
}

/* Scanlines */
.modal-content.modal-tour-wow::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 14px; 
    background: repeating-linear-gradient(
        0deg,
        rgba(255,255,255,0.04) 0px,
        rgba(255,255,255,0.04) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    animation: scanlines 2.5s linear infinite;
    z-index: 2;
}
.modal-content.modal-tour-wow:hover::after {
    animation: scanlines 1.2s linear infinite;
}


@media (max-width: 768px) {
    .panel form {
        margin-bottom: 0 !important;
    }
    .profile-management {
        margin-top: 1rem !important;
    }
    .profile-management h3 {
        padding-top: 5px !important;
        margin-top: 10px !important;
    }
    .add-addon-panel, .backup-actions { flex-direction: column; align-items: stretch; }
    .backup-actions .secondary-btn { width: 100%; }
    .actions-panel { flex-direction: column; align-items: stretch; gap: 16px; }
    .filter-group, .action-group { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
    .actions-panel .secondary-btn { flex-grow: 1; }
    .bulk-actions-panel { flex-direction: column; align-items: stretch; }
    .bulk-actions-panel strong { text-align: center; margin-bottom: 5px; }
    .list-controls-header { flex-direction: row; gap: 10px; align-items: center; }
    .search-container { flex-grow: 1; }
    .search-icon-btn { margin-left: auto; }
    .search-input-container.visible { width: calc(100% - 50px); max-width: none; }
    .modal-content { padding: 1.5rem; }
    .modal-content h2 { font-size: 1.4rem; }
    .modal-content h3 { font-size: 1rem; }
    .modal-content p, .modal-content ul { font-size: 0.9rem; }
    .modal-close-btn { top: 10px; right: 10px; }
    .modal-actions {
        flex-wrap: wrap;
        justify-content: center;
    }
    .addon-item { flex-direction: column; align-items: flex-start; gap: 14px; position: relative; padding-left: 40px; }
    .addon-checkbox { position: absolute; left: 12px; top: 16px; }
    .drag-handle { width: 100%; gap: 10px; }
    .addon-details { width: 100%; }
    .controls-container { margin-left: 0; margin-top: 10px; width: 100%; flex-wrap: wrap; justify-content: flex-start; gap: 8px; }
    .move-controls { display: grid; order: 1; }
    #toast-container {
        width: calc(100% - 40px);
        right: 20px;
        left: 20px;
        top: 20px;
        bottom: auto;
    }
    .floating-save-btn { bottom: 20px; right: 20px; width: 50px; height: 50px; font-size: 1.3rem; }
    .welcome-panel { padding: 1.5rem 1rem; }
    .welcome-option { padding: 1rem; }
    .controls-container .exclude-update-btn {
        order: 3;
    }
}