/* ========================================
   Profile System
   ======================================== */

/* Header profile button */
.profile-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.85rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.profile-btn:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.profile-btn-icon {
    font-size: 1rem;
    line-height: 1;
}

/* Modal Overlay */
.profile-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: profileFadeIn 0.2s ease;
}

@keyframes profileFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Modal Box */
.profile-modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: min(680px, 92vw);
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: profileSlideUp 0.25s ease;
}

@keyframes profileSlideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.profile-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.profile-modal-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.profile-modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.15rem;
    cursor: pointer;
    padding: 0.35rem;
    border-radius: 4px;
    transition: all 0.15s;
    line-height: 1;
}

.profile-modal-close:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.profile-modal-body {
    overflow-y: auto;
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

/* Sections */
.profile-section h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-badge {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 600;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Profile selector row */
.profile-selector-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.profile-select {
    flex: 1;
    min-width: 140px;
}

/* Color Presets */
.preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.5rem;
}

.preset-swatch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    color: var(--text-secondary);
}

.preset-swatch:hover {
    border-color: var(--text-muted);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.preset-colors {
    display: flex;
    gap: 3px;
    width: 100%;
}

.preset-colors span {
    flex: 1;
    height: 20px;
    border-radius: 3px;
}

.preset-name {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Color Grid */
.color-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.65rem;
}

.color-picker-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: border-color 0.2s;
}

.color-picker-item:hover {
    border-color: var(--text-muted);
}

.color-picker-item input[type="color"] {
    -webkit-appearance: none;
    appearance: none;
    width: 28px;
    height: 28px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    background: none;
    padding: 0;
    flex-shrink: 0;
}

.color-picker-item input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker-item input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 50%;
}

.color-picker-item input[type="color"]::-moz-color-swatch {
    border: none;
    border-radius: 50%;
}

.color-label {
    flex: 1;
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.color-hex {
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 0.65rem;
    color: var(--text-muted);
    background: var(--bg-primary);
    padding: 0.15rem 0.35rem;
    border-radius: 3px;
}

/* Visualization Defaults */
.viz-defaults-grid {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.viz-defaults-grid label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.viz-defaults-grid label span:first-child {
    min-width: 120px;
    flex-shrink: 0;
}

.viz-defaults-grid input[type="range"] {
    flex: 1;
    max-width: 200px;
}

.viz-defaults-grid label.toggle-label {
    cursor: pointer;
    transition: color 0.15s;
}

.viz-defaults-grid label.toggle-label:hover {
    color: var(--text-primary);
}

.viz-defaults-grid label.toggle-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--bar-sorted);
    cursor: pointer;
}

/* Algorithm Toggles */
.algo-toggle-actions {
    display: flex;
    gap: 0.4rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.algo-toggle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.35rem;
}

.algo-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.algo-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.algo-toggle input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: var(--bar-sorted);
    cursor: pointer;
    flex-shrink: 0;
}

.algo-toggle[data-category="simple"] span::before {
    content: '\25CB  ';
    color: var(--bar-default);
    font-size: 0.6em;
}

.algo-toggle[data-category="efficient"] span::before {
    content: '\25C6  ';
    color: var(--bar-sorted);
    font-size: 0.6em;
}

.algo-toggle[data-category="linear"] span::before {
    content: '\25B2  ';
    color: var(--bar-compare);
    font-size: 0.6em;
}

.algo-toggle[data-category="novelty"] span::before {
    content: '\2605  ';
    color: var(--bar-swap);
    font-size: 0.6em;
}

/* Footer reset */
.profile-section-footer {
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
}

/* Modal Inner Tabs */
.profile-modal-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    padding: 0 0.75rem;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.profile-modal-tabs::-webkit-scrollbar {
    display: none;
}

.pmodal-tab {
    padding: 0.6rem 0.85rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pmodal-tab:hover {
    color: var(--text-secondary);
}

.pmodal-tab.active {
    color: var(--text-primary);
    border-bottom-color: var(--accent);
}

/* Modal Footer (Save / Cancel) */
.profile-modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    border-radius: 0 0 12px 12px;
}

.profile-modal-footer-left,
.profile-modal-footer-right {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Profile-scoped btn overrides */
.profile-modal .btn.primary {
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--text-primary);
    padding: 0.45rem 1.25rem;
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.02em;
}

.profile-modal .btn.primary:hover {
    opacity: 0.88;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
}

.profile-modal .btn.secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.45rem 1rem;
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.profile-modal .btn.secondary:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.profile-modal .btn.small {
    padding: 0.3rem 0.65rem;
    font-size: 0.72rem;
}

.profile-modal .btn.stop {
    background: transparent;
    color: #e74c3c;
    border: 1px solid #e74c3c55;
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.72rem;
    cursor: pointer;
    transition: all 0.2s;
}

.profile-modal .btn.stop:hover {
    background: rgba(231, 76, 60, 0.1);
    border-color: #e74c3c;
}

/* Settings Grid */
.settings-grid {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    transition: background 0.15s;
}

.setting-row:hover {
    background: var(--bg-tertiary);
}

.setting-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.setting-input {
    min-width: 140px;
    max-width: 200px;
    padding: 0.35rem 0.5rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.8rem;
    cursor: pointer;
}

.setting-range {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex: 1;
    justify-content: flex-end;
    max-width: 260px;
}

.setting-range input[type="range"] {
    flex: 1;
    max-width: 160px;
}

.setting-range-val {
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 0.72rem;
    color: var(--text-muted);
    min-width: 45px;
    text-align: right;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all 0.25s ease;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 14px;
    width: 14px;
    left: 2px;
    bottom: 2px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: all 0.25s ease;
}

.toggle-switch input:checked+.toggle-slider {
    background: var(--bar-sorted);
    border-color: var(--bar-sorted);
}

.toggle-switch input:checked+.toggle-slider::before {
    transform: translateX(16px);
    background: #fff;
}

/* Profile Hints */
.profile-hint {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-style: italic;
}

/* Algorithm Category Label */
.algo-category {
    margin-bottom: 0.65rem;
}

.algo-category-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.3rem;
    padding-bottom: 0.2rem;
    border-bottom: 1px solid var(--border-color);
}

/* Profile Info Grid */
.profile-info-grid {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.profile-info-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0.6rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    border-radius: 4px;
}

.profile-info-row:nth-child(odd) {
    background: var(--bg-tertiary);
}

.profile-info-row code {
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 0.7rem;
    padding: 0.1rem 0.35rem;
    background: var(--bg-primary);
    border-radius: 3px;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 600px) {
    .profile-modal {
        width: 100vw;
        max-height: 100vh;
        border-radius: 0;
    }

    .color-grid {
        grid-template-columns: 1fr 1fr;
    }

    .preset-grid {
        grid-template-columns: 1fr 1fr;
    }

    .algo-toggle-grid {
        grid-template-columns: 1fr;
    }

    .profile-modal-footer {
        flex-direction: column;
        gap: 0.5rem;
        border-radius: 0;
    }

    .setting-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.4rem;
    }

    .setting-range {
        width: 100%;
        max-width: 100%;
    }
}