:root, [data-theme="light"] {
    --bg-primary: #f0f4f8;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e8edf3;
    --bg-card: #ffffff;
    --bg-card-hover: #f7f9fc;
    --bg-input: #ffffff;
    --bg-navbar: rgba(255, 255, 255, 0.92);
    --bg-sidebar: #1a1f36;
    --bg-modal: #ffffff;
    --bg-dropdown: #ffffff;
    --bg-code: #edf1f7;
    --bg-badge: rgba(99, 102, 241, 0.1);

    --text-primary: #1a1f36;
    --text-secondary: #4a5568;
    --text-tertiary: #8492a6;
    --text-inverse: #ffffff;
    --text-link: #6366f1;
    --text-heading: #1a1f36;

    --border-primary: #e2e8f0;
    --border-secondary: #cbd5e1;
    --border-focus: #6366f1;

    --accent-primary: #6366f1;
    --accent-primary-hover: #4f46e5;
    --accent-primary-light: rgba(99, 102, 241, 0.1);
    --accent-success: #059669;
    --accent-success-light: rgba(5, 150, 105, 0.08);
    --accent-warning: #d97706;
    --accent-warning-light: rgba(217, 119, 6, 0.08);
    --accent-danger: #dc2626;
    --accent-danger-light: rgba(220, 38, 38, 0.08);
    --accent-info: #0891b2;
    --accent-info-light: rgba(8, 145, 178, 0.08);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 6px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 40px -8px rgba(0, 0, 0, 0.1), 0 8px 16px -8px rgba(0, 0, 0, 0.06);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a78bfa 100%);
    --gradient-success: linear-gradient(135deg, #059669 0%, #10b981 100%);
    --gradient-danger: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    --gradient-surface: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
    --gradient-hero: linear-gradient(135deg, #1a1f36 0%, #2d3561 50%, #1a1f36 100%);

    --navbar-shadow: 0 1px 4px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(0, 0, 0, 0.03);
    --card-border: 1px solid var(--border-primary);

    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-base: 200ms ease;

    --bottomnav-bg: rgba(255, 255, 255, 0.95);
    --bottomnav-border: #e2e8f0;
    --bottomnav-active: #6366f1;
    --bottomnav-inactive: #8492a6;
}

[data-theme="dark"] {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #161b22;
    --bg-card-hover: #21262d;
    --bg-input: #21262d;
    --bg-navbar: rgba(22, 27, 34, 0.95);
    --bg-sidebar: #0d1117;
    --bg-modal: #161b22;
    --bg-dropdown: #161b22;
    --bg-code: #21262d;
    --bg-badge: rgba(129, 140, 248, 0.2);

    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-tertiary: #6e7681;
    --text-inverse: #0d1117;
    --text-link: #818cf8;
    --text-heading: #f0f6fc;

    --border-primary: #30363d;
    --border-secondary: #484f58;
    --border-focus: #818cf8;

    --accent-primary: #818cf8;
    --accent-primary-hover: #a5b4fc;
    --accent-primary-light: rgba(129, 140, 248, 0.15);
    --accent-success: #34d399;
    --accent-success-light: rgba(52, 211, 153, 0.12);
    --accent-warning: #fbbf24;
    --accent-warning-light: rgba(251, 191, 36, 0.12);
    --accent-danger: #f87171;
    --accent-danger-light: rgba(248, 113, 113, 0.12);
    --accent-info: #22d3ee;
    --accent-info-light: rgba(34, 211, 238, 0.12);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);

    --gradient-primary: linear-gradient(135deg, #818cf8 0%, #a78bfa 50%, #c084fc 100%);
    --gradient-surface: linear-gradient(135deg, #161b22 0%, #21262d 100%);
    --gradient-hero: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #0d1117 100%);

    --navbar-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
    --card-border: 1px solid var(--border-primary);

    --transition-base: 200ms ease;

    --bottomnav-bg: rgba(22, 27, 34, 0.95);
    --bottomnav-border: #30363d;
    --bottomnav-active: #818cf8;
    --bottomnav-inactive: #6e7681;
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    -webkit-tap-highlight-color: transparent;
    padding-bottom: env(safe-area-inset-bottom, 0);
}

body.has-bottom-nav {
    padding-bottom: 72px;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

a { color: var(--text-link); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-primary-hover); }

.top-navbar {
    background: var(--bg-navbar);
    box-shadow: var(--navbar-shadow);
    border-bottom: 1px solid var(--border-primary);
    position: sticky;
    top: 0;
    z-index: 1030;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: background-color var(--transition-normal);
}

.top-navbar .navbar-brand {
    color: var(--accent-primary) !important;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-navbar .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.top-navbar .nav-link:hover,
.top-navbar .nav-link.active {
    color: var(--accent-primary) !important;
    background: var(--accent-primary-light);
}

.top-navbar .dropdown-menu {
    background: var(--bg-dropdown);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
}

.top-navbar .dropdown-item {
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.top-navbar .dropdown-item:hover {
    background: var(--accent-primary-light);
    color: var(--accent-primary);
}

.top-navbar .dropdown-divider {
    border-color: var(--border-primary);
}

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bottomnav-bg);
    border-top: 1px solid var(--bottomnav-border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 4px 0;
    padding-bottom: max(4px, env(safe-area-inset-bottom));
    z-index: 1040;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.08);
    transition: background-color var(--transition-normal);
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--bottomnav-inactive);
    font-size: 0.65rem;
    font-weight: 600;
    padding: 6px 8px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    min-width: 52px;
    position: relative;
}

.bottom-nav-item i {
    font-size: 1.2rem;
    margin-bottom: 2px;
    transition: transform var(--transition-fast);
}

.bottom-nav-item.active,
.bottom-nav-item:hover {
    color: var(--bottomnav-active);
}

.bottom-nav-item.active i {
    transform: scale(1.15);
}

.bottom-nav-item.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: var(--bottomnav-active);
    border-radius: 0 0 3px 3px;
}

@media (min-width: 992px) {
    .bottom-nav { display: none; }
    body.has-bottom-nav { padding-bottom: 0; }
}

.card {
    background: var(--bg-card);
    border: var(--card-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    margin-bottom: 1rem;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-primary);
    color: var(--text-heading);
    font-weight: 600;
    padding: 0.85rem 1.25rem;
}

.card-body { padding: 1.25rem; color: var(--text-primary); }
.card-title { color: var(--text-heading); font-weight: 700; }
.card-text { color: var(--text-secondary); }

.stat-card {
    background: var(--bg-card);
    border: var(--card-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    text-align: center;
    transition: all var(--transition-normal);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.stat-label {
    color: var(--text-tertiary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.08em;
}

.btn {
    border-radius: var(--radius-md);
    font-weight: 600;
    padding: 0.55rem 1.1rem;
    border: none;
    transition: all var(--transition-fast);
    font-size: 0.9rem;
    letter-spacing: -0.01em;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    line-height: 1.4;
}

.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--accent-primary); color: #fff; }
.btn-primary:hover { background: var(--accent-primary-hover); color: #fff; }
.btn-success { background: var(--accent-success); color: #fff; }
.btn-success:hover { background: #059669; color: #fff; }
.btn-warning { background: var(--accent-warning); color: #000; }
.btn-warning:hover { background: #d97706; }
.btn-danger { background: var(--accent-danger); color: #fff; }
.btn-danger:hover { background: #dc2626; color: #fff; }
.btn-info { background: var(--accent-info); color: #fff; }
.btn-info:hover { background: #0891b2; color: #fff; }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-primary); }
.btn-secondary:hover { background: var(--border-primary); color: var(--text-primary); }

.btn-outline-primary { background: transparent; color: var(--accent-primary); border: 1.5px solid var(--accent-primary); }
.btn-outline-primary:hover { background: var(--accent-primary); color: #fff; }
.btn-outline-secondary { background: transparent; color: var(--text-secondary); border: 1.5px solid var(--border-secondary); }
.btn-outline-secondary:hover { background: var(--bg-tertiary); color: var(--text-primary); }

.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn-lg { padding: 0.7rem 1.4rem; font-size: 1rem; }

.form-control, .form-select {
    background: var(--bg-input);
    border: 1.5px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    padding: 0.6rem 0.85rem;
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus, .form-select:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-primary-light);
    background: var(--bg-input);
    color: var(--text-primary);
    outline: none;
}

.form-control::placeholder { color: var(--text-tertiary); }
.form-label { color: var(--text-primary); font-weight: 600; font-size: 0.875rem; margin-bottom: 0.35rem; }

.table {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    color: var(--text-primary);
}

.table thead th {
    background: var(--accent-primary);
    color: #fff;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 0.75rem;
    border: none;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.75rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.table tbody tr:hover { background: var(--accent-primary-light); }
.table tbody tr:last-child td { border-bottom: none; }

.table-striped tbody tr:nth-of-type(odd) { background: var(--bg-tertiary); }

.badge {
    font-weight: 600;
    padding: 0.3em 0.65em;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    letter-spacing: 0.02em;
}

.badge.bg-primary { background: var(--accent-primary) !important; }
.badge.bg-success { background: var(--accent-success) !important; }
.badge.bg-warning { background: var(--accent-warning) !important; color: #000 !important; }
.badge.bg-danger { background: var(--accent-danger) !important; }
.badge.bg-info { background: var(--accent-info) !important; }
.badge.bg-secondary { background: var(--bg-tertiary) !important; color: var(--text-primary) !important; }
.badge.bg-light { background: var(--bg-tertiary) !important; color: var(--text-primary) !important; }

.alert {
    border: none;
    border-radius: var(--radius-md);
    padding: 0.85rem 1.15rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.alert-success { background: var(--accent-success-light); color: var(--accent-success); border-left: 4px solid var(--accent-success); }
.alert-danger { background: var(--accent-danger-light); color: var(--accent-danger); border-left: 4px solid var(--accent-danger); }
.alert-warning { background: var(--accent-warning-light); color: var(--accent-warning); border-left: 4px solid var(--accent-warning); }
.alert-info { background: var(--accent-info-light); color: var(--accent-info); border-left: 4px solid var(--accent-info); }

.modal-content {
    background: var(--bg-modal);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    color: var(--text-primary);
}

.modal-header {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-primary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 1rem 1.25rem;
}

.modal-title { color: var(--text-heading); font-weight: 700; }
.modal-body { padding: 1.25rem; color: var(--text-primary); }
.modal-footer { background: var(--bg-tertiary); border-top: 1px solid var(--border-primary); }

.modal-backdrop { backdrop-filter: blur(4px); }

.btn-close {
    filter: var(--text-primary) == '#f1f5f9' ? invert(1) : none;
}

[data-theme="dark"] .btn-close { filter: invert(1) grayscale(100%) brightness(200%); }

.dashboard-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem;
}

.dashboard-header {
    background: var(--bg-card);
    border: var(--card-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.dashboard-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-heading);
    margin-bottom: 0.25rem;
    letter-spacing: -0.03em;
}

.dashboard-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 0.75rem;
}

.action-card {
    background: var(--bg-card);
    border: var(--card-border);
    border-radius: var(--radius-md);
    padding: 1.15rem;
    text-align: center;
    transition: all var(--transition-normal);
    text-decoration: none !important;
    color: var(--text-primary) !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.action-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-primary);
    color: var(--text-primary) !important;
}

.action-icon { font-size: 1.75rem; color: var(--accent-primary); }
.action-title { font-weight: 700; font-size: 0.9rem; }
.action-description { font-size: 0.75rem; color: var(--text-tertiary); }

.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-full);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    font-size: 1.1rem;
    padding: 0;
}

.theme-toggle:hover {
    background: var(--accent-primary-light);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

[data-theme="light"] .theme-icon-dark { display: inline; }
[data-theme="light"] .theme-icon-light { display: none; }
[data-theme="dark"] .theme-icon-dark { display: none; }
[data-theme="dark"] .theme-icon-light { display: inline; }

.exercise-card {
    transition: all var(--transition-normal);
    overflow: hidden;
}

.exercise-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.exercise-img-container {
    height: 180px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.exercise-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.exercise-card:hover .exercise-img-container img {
    transform: scale(1.08);
}

.muscle-badge {
    font-size: 0.7rem;
    padding: 0.2em 0.5em;
}

.pagination .page-link {
    color: var(--text-primary);
    background: var(--bg-card);
    border-color: var(--border-primary);
    font-weight: 500;
    font-size: 0.85rem;
}

.pagination .page-item.active .page-link {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #fff;
}

.pagination .page-link:hover {
    background: var(--accent-primary-light);
    color: var(--accent-primary);
}

.nav-tabs {
    border-bottom: 2px solid var(--border-primary);
}

.nav-tabs .nav-link {
    color: var(--text-secondary);
    font-weight: 600;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.65rem 1rem;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
    background: transparent;
}

.nav-tabs .nav-link.active {
    color: var(--accent-primary) !important;
    border-bottom-color: var(--accent-primary);
    background: transparent;
}

.nav-tabs .nav-link:hover {
    color: var(--accent-primary) !important;
    border-bottom-color: var(--border-secondary);
    background: transparent;
}

.list-group-item {
    background: var(--bg-card);
    border-color: var(--border-primary);
    color: var(--text-primary);
}

.list-group-item:hover, .list-group-item.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #fff;
}

.text-muted { color: var(--text-tertiary) !important; }
.bg-light { background: var(--bg-tertiary) !important; }
.border { border-color: var(--border-primary) !important; }

.progress {
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    height: 8px;
}

.progress-bar { border-radius: var(--radius-full); }

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
}

input[type="number"],
input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="time"],
input[type="search"],
select,
textarea {
    color: var(--text-primary);
    background-color: var(--bg-input);
}

.text-dark { color: var(--text-primary) !important; }

p, span, div, li, td, th, label, small {
    color: inherit;
}

.macro-bar {
    height: 28px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
    display: flex;
}

.macro-segment {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.7rem;
}

.protein-bar { background: var(--accent-danger); }
.carbs-bar { background: var(--accent-primary); }
.fats-bar { background: var(--accent-warning); }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in-up { animation: fadeInUp 0.3s ease forwards; }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.7; } }
.pulse { animation: pulse 2s infinite; }

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.spinner {
    width: 1.5rem;
    height: 1.5rem;
    border: 2.5px solid var(--border-primary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@media (max-width: 768px) {
    .dashboard-container { padding: 0.75rem; }
    .dashboard-title { font-size: 1.35rem; }
    .dashboard-header { padding: 1rem; margin-bottom: 1rem; }
    .stat-number { font-size: 1.5rem; }
    .stat-card { padding: 1rem; }
    .action-grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
    .action-card { padding: 0.85rem 0.5rem; }
    .action-icon { font-size: 1.3rem; }
    .action-title { font-size: 0.8rem; }
    .action-description { font-size: 0.65rem; }
    .card-body { padding: 0.85rem; }
    .card-header { padding: 0.65rem 0.85rem; font-size: 0.9rem; }
    .table { font-size: 0.8rem; }
    .table thead th { padding: 0.5rem; font-size: 0.65rem; }
    .table tbody td { padding: 0.5rem; }
    .modal-dialog { margin: 0.5rem; }
    .btn { font-size: 0.85rem; padding: 0.5rem 0.85rem; }
    .exercise-img-container { height: 140px; }
    h1 { font-size: 1.35rem; }
    h2 { font-size: 1.2rem; }
    h3 { font-size: 1.05rem; }
}

@media (max-width: 576px) {
    .action-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-card { padding: 0.85rem; }
    .stat-number { font-size: 1.35rem; }
    .stat-label { font-size: 0.6rem; }
    .dashboard-header { padding: 0.85rem; }
}

@media (min-width: 768px) and (max-width: 991px) {
    .action-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 992px) {
    .action-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

@media print {
    .top-navbar, .bottom-nav, .btn, .theme-toggle { display: none !important; }
    body { background: #fff; color: #000; padding-bottom: 0; }
    .card { break-inside: avoid; box-shadow: none; border: 1px solid #000; }
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-secondary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

.calc-result-card {
    background: var(--bg-tertiary);
    border-left: 4px solid var(--accent-primary);
    padding: 1rem;
    margin-bottom: 0.75rem;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.calc-result-card h3, .calc-result-card h5 {
    color: var(--accent-primary);
    margin-bottom: 0.75rem;
}

.calc-result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-primary);
}

.calc-result-item:last-child { border-bottom: none; }
.calc-result-label { font-weight: 600; color: var(--text-secondary); font-size: 0.9rem; }
.calc-result-value { font-weight: 800; color: var(--accent-primary); font-size: 1.1rem; }

.food-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border: var(--card-border);
    border-radius: var(--radius-md);
    margin-bottom: 0.5rem;
    background: var(--bg-card);
    transition: all var(--transition-fast);
}

.food-card:hover { background: var(--bg-card-hover); box-shadow: var(--shadow-sm); }

.food-emoji { font-size: 2rem; }
.food-info { flex: 1; }
.food-name { font-weight: 700; font-size: 0.9rem; color: var(--text-heading); }
.food-meta { font-size: 0.75rem; color: var(--text-tertiary); }
.food-calories { font-weight: 800; color: var(--accent-danger); font-size: 0.9rem; white-space: nowrap; }

.calc-result-card { display: flex; flex-direction: column; gap: 0.5rem; }
.calc-result-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.6rem 0; border-bottom: 1px solid var(--border-primary);
}
.calc-result-item:last-child { border-bottom: none; }
.calc-result-label { color: var(--text-secondary); font-size: 0.9rem; }
.calc-result-value { font-weight: 700; color: var(--text-heading); font-size: 1rem; }

.macro-bar {
    display: flex; height: 2rem; border-radius: var(--radius-md); overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.macro-segment {
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 700; font-size: 0.75rem;
    transition: width var(--transition-base);
}
.protein-bar { background: var(--accent-danger); }
.carbs-bar { background: var(--accent-primary); }
.fats-bar { background: var(--accent-warning); }