/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Refined Dark Palette */
    --bg-primary: #0d0d0e;
    --bg-secondary: #151517;
    --bg-tertiary: #1c1c1f;
    --bg-elevated: #222226;
    --bg-hover: #28282d;
    
    /* Borders and Dividers */
    --border-subtle: #26262a;
    --border-medium: #333338;
    --border-focus: #404047;
    
    /* Text Colors */
    --text-primary: #ededef;
    --text-secondary: #b4b4b9;
    --text-tertiary: #7c7c82;
    --text-muted: #5a5a5f;
    
    /* Accent Colors - Refined */
    --accent-good: #52c97c;
    --accent-good-bg: rgba(82, 201, 124, 0.08);
    --accent-maybe: #f5b840;
    --accent-maybe-bg: rgba(245, 184, 64, 0.08);
    --accent-bad: #f76b6b;
    --accent-bad-bg: rgba(247, 107, 107, 0.08);
    --accent-primary: #7c88f7;
    --accent-primary-bg: rgba(124, 136, 247, 0.08);
    
    /* Spacing System */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 24px;
    --space-2xl: 32px;
    --space-3xl: 48px;
    --space-4xl: 64px;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    
    /* Mobile optimizations */
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation; /* Prevents zoom on double-tap */
    overscroll-behavior-y: none; /* Prevents pull-to-refresh on some browsers */
}

/* Top Navigation */
.top-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(13, 13, 14, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.logo {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.stats {
    display: flex;
    gap: var(--space-xl);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-value {
    font-size: 18px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
}

.stat-label {
    font-size: 11px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 500;
}

.btn-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 16px;
}

.btn-icon:hover {
    background: var(--bg-elevated);
    border-color: var(--border-medium);
    color: var(--text-primary);
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-xl);
}

/* Quick Add */
.quick-add {
    margin-bottom: var(--space-3xl);
}

.quick-input {
    font-family: var(--font-sans);
    font-size: 16px;
    width: 100%;
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    border-radius: 8px;
    transition: all var(--transition-base);
    outline: none;
}

.quick-input:focus {
    border-color: var(--border-focus);
    background: var(--bg-tertiary);
}

.quick-add-expanded {
    display: none;
    margin-top: var(--space-md);
    animation: slideDown var(--transition-base);
}

.quick-add-expanded.active {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

textarea {
    font-family: var(--font-sans);
    font-size: 15px;
    width: 100%;
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    border-radius: 8px;
    transition: all var(--transition-base);
    outline: none;
    resize: vertical;
    margin-bottom: var(--space-md);
}

textarea:focus {
    border-color: var(--border-focus);
    background: var(--bg-tertiary);
}

.quick-add-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn-primary {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-md) var(--space-xl);
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary:hover {
    background: var(--text-secondary);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-ghost {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-md) var(--space-xl);
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-ghost:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: var(--border-medium);
}

/* Toolbar */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
}

.filter-tabs {
    display: flex;
    gap: var(--space-xs);
}

.filter-tab {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.filter-tab:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.filter-tab.active {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: var(--border-medium);
}

.tab-count {
    font-size: 12px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

.filter-tab.active .tab-count {
    color: var(--text-tertiary);
}

.sort-select {
    font-family: var(--font-sans);
    font-size: 13px;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
}

.sort-select:hover {
    border-color: var(--border-medium);
}

.sort-select:focus {
    border-color: var(--border-focus);
}

/* Ideas View */
.ideas-view {
    position: relative;
}

.ideas-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

/* Idea Card - Completely Redesigned */
.idea-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: var(--space-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.idea-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: transparent;
    transition: background var(--transition-fast);
}

.idea-card.category-good::before {
    background: var(--accent-good);
}

.idea-card.category-maybe::before {
    background: var(--accent-maybe);
}

.idea-card.category-bad::before {
    background: var(--accent-bad);
}

.idea-card:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-medium);
    transform: translateY(-2px);
}

.idea-card:hover .quick-actions {
    opacity: 1;
}

.idea-main {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.idea-score-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 48px;
}

.score-value {
    font-size: 20px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--text-secondary);
}

.score-value.positive {
    color: var(--accent-good);
}

.score-value.negative {
    color: var(--accent-bad);
}

.score-votes {
    display: flex;
    gap: 4px;
    font-size: 11px;
    color: var(--text-muted);
}

.idea-content {
    flex: 1;
}

.idea-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
    letter-spacing: -0.01em;
}

.idea-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.idea-meta {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    font-size: 12px;
    color: var(--text-tertiary);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.category-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px var(--space-sm);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    text-transform: capitalize;
}

.category-badge.inbox {
    background: var(--bg-elevated);
    color: var(--text-tertiary);
}

.category-badge.good {
    background: var(--accent-good-bg);
    color: var(--accent-good);
}

.category-badge.maybe {
    background: var(--accent-maybe-bg);
    color: var(--accent-maybe);
}

.category-badge.bad {
    background: var(--accent-bad-bg);
    color: var(--accent-bad);
}

/* Actions */
.idea-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
}

.vote-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn-vote {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-elevated);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 4px;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-vote:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-medium);
}

.btn-vote.upvote:hover {
    border-color: var(--accent-good);
    color: var(--accent-good);
}

.btn-vote.downvote:hover {
    border-color: var(--accent-bad);
    color: var(--accent-bad);
}

.quick-actions {
    display: flex;
    gap: var(--space-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-quick {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    color: var(--text-tertiary);
    border: 1px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-quick:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: var(--border-subtle);
}

.btn-quick.danger:hover {
    background: var(--accent-bad-bg);
    color: var(--accent-bad);
    border-color: var(--accent-bad);
}

.btn-edit {
    background: var(--bg-elevated);
    border-color: var(--border-subtle);
    color: var(--text-secondary);
}

.btn-edit:hover {
    background: var(--bg-hover);
    border-color: var(--border-medium);
    color: var(--text-primary);
}

/* Expanded Card State */
.idea-card.expanded {
    background: var(--bg-tertiary);
}

/* Edit Mode */
.edit-title-input,
.edit-desc-input {
    width: 100%;
    font-family: var(--font-sans);
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
    border-radius: 6px;
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition-fast);
}

.edit-title-input {
    font-size: 16px;
    font-weight: 600;
}

.edit-title-input:focus,
.edit-desc-input:focus {
    border-color: var(--accent-primary);
}

.edit-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn-secondary {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-md) var(--space-xl);
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

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

/* Comments Section */
.comments-section {
    border-top: 1px solid var(--border-subtle);
    padding-top: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.comments-header {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.01em;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.comment {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: var(--space-md);
    transition: all var(--transition-fast);
}

.comment:hover {
    background: var(--bg-hover);
    border-color: var(--border-medium);
}

.comment-content {
    flex: 1;
}

.comment-text {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    line-height: 1.5;
    word-wrap: break-word;
}

.comment-time {
    font-size: 12px;
    color: var(--text-tertiary);
}

.btn-delete-comment {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--text-tertiary);
    cursor: pointer;
    opacity: 0;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    -webkit-user-select: none;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.comment:hover .btn-delete-comment {
    opacity: 1;
}

.btn-delete-comment:hover {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.btn-delete-comment:active {
    transform: scale(0.95);
}

.comment-input-wrapper {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
}

.comment-input {
    flex: 1;
    font-family: var(--font-sans);
    font-size: 14px;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    outline: none;
    transition: all var(--transition-fast);
    min-height: 44px;
}

.comment-input:focus {
    border-color: var(--accent-primary);
    background: var(--bg-secondary);
}

.btn-add-comment {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-md) var(--space-xl);
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    min-height: 44px;
    -webkit-user-select: none;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-add-comment:hover {
    background: var(--accent-primary);
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-add-comment:active {
    transform: translateY(0);
}

/* Detail View */
#detailView {
    max-width: 800px;
    margin: 0 auto;
}

.detail-header {
    margin-bottom: var(--space-xl);
}

.btn-back {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-elevated);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-back:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-medium);
}

.detail-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: var(--space-2xl);
}

.detail-main {
    display: flex;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.detail-score-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    min-width: 60px;
}

.detail-score-badge .score-value {
    font-size: 24px;
}

.detail-score-badge .score-votes {
    font-size: 12px;
}

.detail-body {
    flex: 1;
}

.detail-title {
    font-size: 28px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.detail-description {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.detail-meta {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.detail-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.detail-actions .vote-actions,
.detail-actions .quick-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.detail-actions .quick-actions {
    opacity: 1;
}

.no-comments {
    font-size: 14px;
    color: var(--text-tertiary);
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
    margin-bottom: var(--space-lg);
    background: var(--bg-elevated);
    border-radius: 8px;
    border: 1px dashed var(--border-subtle);
}

/* Empty State */
.empty-state {
    display: none;
    text-align: center;
    padding: var(--space-4xl) var(--space-xl);
}

.empty-state.visible {
    display: block;
}

.empty-icon {
    font-size: 48px;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.empty-state p {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
}

.modal.active {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    max-width: 500px;
    margin: 100px auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    border-radius: 12px;
    padding: var(--space-2xl);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
}

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.shortcuts-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    background: var(--bg-tertiary);
    border-radius: 6px;
}

.shortcut-item span {
    font-size: 14px;
    color: var(--text-secondary);
}

kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    padding: 4px var(--space-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border-medium);
    border-radius: 4px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary);
}

/* Responsive - Mobile Optimized */
@media (max-width: 768px) {
    :root {
        /* Adjust spacing for mobile */
        --space-xl: 20px;
        --space-2xl: 24px;
        --space-3xl: 32px;
    }

    body {
        font-size: 16px; /* Prevent iOS zoom on input focus */
    }
    
    .container {
        padding: var(--space-lg) var(--space-md);
    }
    
    .nav-content {
        padding: var(--space-md) var(--space-lg);
        gap: var(--space-md);
    }
    
    .nav-left {
        gap: var(--space-lg);
    }
    
    .logo {
        font-size: 16px;
    }
    
    .stats {
        display: none;
    }
    
    .nav-right {
        display: flex;
        gap: var(--space-sm);
    }
    
    .btn-keyboard {
        padding: var(--space-sm) var(--space-md);
        font-size: 13px;
    }
    
    /* Quick Add Mobile */
    .quick-add {
        margin-bottom: var(--space-lg);
    }
    
    .quick-add input,
    .quick-add textarea {
        font-size: 16px; /* Prevent zoom on iOS */
        padding: var(--space-md);
    }
    
    .quick-add-actions {
        gap: var(--space-sm);
    }
    
    .quick-add-actions .btn-primary,
    .quick-add-actions .btn-secondary {
        padding: var(--space-md) var(--space-lg);
        font-size: 15px;
    }
    
    /* Toolbar Mobile */
    .toolbar {
        flex-direction: column;
        gap: var(--space-md);
        align-items: stretch;
        margin-bottom: var(--space-lg);
    }
    
    /* Filter Tabs - Horizontal Scroll */
    .filter-tabs {
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE/Edge */
        gap: var(--space-xs);
        padding-bottom: var(--space-xs);
    }
    
    .filter-tabs::-webkit-scrollbar {
        display: none; /* Chrome/Safari */
    }
    
    .filter-tab {
        min-height: 44px; /* iOS touch target */
        white-space: nowrap;
        padding: var(--space-sm) var(--space-lg);
        font-size: 14px;
    }
    
    .filter-count {
        font-size: 13px;
    }
    
    /* Sort Select Mobile */
    #sortBy {
        font-size: 15px;
        padding: var(--space-md);
        min-height: 44px;
    }
    
    /* Idea Cards Mobile */
    .idea-card {
        padding: var(--space-lg);
        margin-bottom: var(--space-md);
    }
    
    .idea-main {
        gap: var(--space-md);
    }
    
    .idea-score-badge {
        min-width: 48px;
    }
    
    .score-value {
        font-size: 18px;
    }
    
    .score-votes {
        font-size: 11px;
        gap: var(--space-xs);
    }
    
    .idea-title {
        font-size: 16px;
    }
    
    .idea-description {
        font-size: 14px;
        line-height: 1.5;
    }
    
    .idea-meta {
        font-size: 13px;
    }
    
    /* Footer Actions - Always Visible on Mobile */
    .idea-footer {
        gap: var(--space-md);
        padding-top: var(--space-md);
    }
    
    .vote-actions,
    .quick-actions {
        opacity: 1; /* Always show on mobile */
        flex-wrap: wrap;
    }
    
    .btn-vote,
    .btn-quick {
        min-height: 44px; /* iOS touch target */
        font-size: 14px;
        padding: var(--space-sm) var(--space-lg);
    }
    
    /* Empty State Mobile */
    .empty-state {
        padding: var(--space-3xl) var(--space-lg);
        font-size: 14px;
    }
    
    .empty-icon {
        font-size: 40px;
    }
    
    /* Modal Mobile */
    .modal-content {
        margin: var(--space-lg);
        max-height: calc(100vh - 32px);
        overflow-y: auto;
        border-radius: 12px;
    }
    
    .modal-header h2 {
        font-size: 18px;
    }
    
    .modal-body {
        padding: var(--space-lg);
    }
    
    .shortcut-list {
        gap: var(--space-md);
    }
    
    .shortcut-item {
        font-size: 14px;
    }
    
    .shortcut-key {
        min-width: 36px;
        padding: var(--space-xs) var(--space-sm);
        font-size: 13px;
    }
    
    /* Edit Mode Mobile */
    .edit-title-input {
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .edit-desc-input {
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    /* Comments Section Mobile */
    .comments-section {
        padding-top: var(--space-lg);
        margin-top: var(--space-lg);
    }
    
    .comments-header {
        font-size: 15px;
    }
    
    .comment {
        padding: var(--space-md);
        gap: var(--space-sm);
    }
    
    /* Always show delete button on mobile */
    .btn-delete-comment {
        opacity: 1;
    }
    
    .comment-text {
        font-size: 14px;
    }
    
    .comment-time {
        font-size: 11px;
    }
    
    .comment-input {
        font-size: 16px; /* Prevent zoom on iOS */
        padding: var(--space-md) var(--space-lg);
    }
    
    .btn-add-comment {
        padding: var(--space-sm) var(--space-lg);
        font-size: 14px;
        min-height: 44px;
    }
    
    /* Detail View Mobile */
    .detail-content {
        padding: var(--space-lg);
        border-radius: 8px;
    }
    
    .detail-main {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .detail-score-badge {
        flex-direction: row;
        justify-content: center;
        width: 100%;
        padding: var(--space-md);
        background: var(--bg-elevated);
        border-radius: 6px;
    }
    
    .detail-title {
        font-size: 22px;
    }
    
    .detail-description {
        font-size: 15px;
        word-wrap: break-word;
    }
    
    .detail-actions {
        gap: var(--space-md);
        margin-bottom: var(--space-lg);
    }
    
    .btn-back {
        font-size: 14px;
        padding: var(--space-sm) var(--space-lg);
        min-height: 44px;
    }
}

/* Extra Small Phones */
@media (max-width: 375px) {
    .nav-content {
        padding: var(--space-sm) var(--space-md);
    }
    
    .container {
        padding: var(--space-md) var(--space-sm);
    }
    
    .filter-tab {
        padding: var(--space-sm) var(--space-md);
        font-size: 13px;
    }
    
    .idea-card {
        padding: var(--space-md);
    }
    
    .btn-vote,
    .btn-quick {
        padding: var(--space-sm) var(--space-md);
        font-size: 13px;
    }
}