/* =============================================================================
   common.css — Global base styles and utility classes
   ============================================================================= */

*, *::before, *::after { box-sizing: border-box; }

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden; /* Fix unwanted horizontal scroll on main page */
}

/* Ensure grids do not wrap */
.table th, .table td {
    white-space: nowrap;
    text-overflow: ellipsis;
}

/* ─── Scrollbar ─────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ─── App Layout ───────────────────────────────────────────────────────────── */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s ease;
    overflow-x: hidden;    /* CRITICAL: Grid table ke columns page ko wide nahi kar sakenge */
    max-width: 100%;
}

.main-content.sidebar-collapsed {
    margin-left: 72px;
}

.page-content {
    padding: 24px;
    flex: 1;
    margin-top: var(--navbar-height);
    overflow-x: hidden;   /* Grid ke columns page ko wide nahi kar sakte */
    max-width: 100%;
}

/* ─── App Footer ─────────────────────────────────────────────────────────────── */
.app-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    padding: 14px 24px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-primary);
    font-size: 12px;
    color: var(--text-muted);
    flex-shrink: 0;
}

/* ─── Cards ─────────────────────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: transparent;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body { padding: 20px; }

/* ─── Stat Cards ────────────────────────────────────────────────────────────── */
.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
}
.stat-card.primary::before  { background: var(--gradient-primary); }
.stat-card.success::before  { background: var(--gradient-success); }
.stat-card.danger::before   { background: var(--gradient-danger); }
.stat-card.warning::before  { background: var(--gradient-warning); }
.stat-card.info::before     { background: var(--gradient-info); }

.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.stat-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 22px;
    margin-bottom: 12px;
}
.stat-icon.primary { background: var(--accent-light); color: var(--accent-primary); }
.stat-icon.success { background: var(--success-light); color: var(--success); }
.stat-icon.danger  { background: var(--danger-light);  color: var(--danger); }
.stat-icon.warning { background: var(--warning-light); color: var(--warning); }
.stat-icon.info    { background: var(--info-light);    color: var(--info); }

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}
.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}
.stat-change {
    font-size: 12px;
    font-weight: 600;
    margin-top: 8px;
}
.stat-change.up   { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* ─── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
    border-radius: var(--radius-md, 12px);
    font-weight: 600;
    font-size: 14px;
    padding: 10px 22px;
    min-height: 44px;
    transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}
.btn:focus-visible {
    outline: none;
    box-shadow: var(--btn-focus-ring, 0 0 0 3px rgba(99,102,241,0.35));
}
.btn:active {
    transform: translateY(1px) scale(0.98);
}
.btn:disabled, .btn.disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
    pointer-events: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0,0,0,0.12);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    color: #ffffff;
}
.btn-outline-primary {
    background: transparent;
    border: 1.5px solid var(--accent-primary);
    color: var(--accent-primary);
}
.btn-outline-primary:hover {
    background: var(--accent-light);
    color: var(--accent-hover);
    border-color: var(--accent-hover);
}

/* ─── Cancel / Secondary / Neutral Buttons ──────────────────────────────────── */
.btn-cancel,
.btn-secondary,
.btn-outline-secondary,
.btn-light {
    background-color: var(--btn-cancel-bg) !important;
    color: var(--btn-cancel-text) !important;
    border: 1.5px solid var(--btn-cancel-border) !important;
    border-radius: var(--radius-md, 14px) !important;
    font-weight: 600;
    font-size: 14px;
    padding: 10px 22px;
    min-height: 48px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-cancel:hover,
.btn-secondary:hover,
.btn-outline-secondary:hover,
.btn-light:hover {
    background-color: var(--btn-cancel-hover-bg) !important;
    border-color: var(--btn-cancel-hover-border) !important;
    color: var(--btn-cancel-text) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.btn-cancel:focus-visible,
.btn-secondary:focus-visible,
.btn-outline-secondary:focus-visible,
.btn-light:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(100, 116, 139, 0.35) !important;
}

.btn-cancel:active,
.btn-secondary:active,
.btn-outline-secondary:active,
.btn-light:active {
    transform: translateY(0) scale(0.98);
}

.btn-cancel:disabled,
.btn-secondary:disabled,
.btn-outline-secondary:disabled,
.btn-light:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
}
.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
}
.btn-sm { padding: 6px 14px; min-height: 36px; font-size: 12px; border-radius: var(--radius-sm, 8px); }
.btn-lg { padding: 14px 30px; min-height: 48px; font-size: 16px; border-radius: var(--radius-lg, 16px); }
.btn-icon { width: 40px; height: 40px; min-height: 40px; padding: 0; border-radius: 50%; justify-content: center; }

/* ─── Form Controls & Textareas ─────────────────────────────────────────────── */
.form-control,
.form-select,
textarea,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="tel"],
input[type="url"],
input[type="search"],
input[type="date"],
input[type="datetime-local"],
input[type="time"],
input[type="month"] {
    background-color: var(--input-bg, var(--bg-input)) !important;
    color: var(--input-text, var(--text-color, var(--text-input))) !important;
    caret-color: var(--input-text, var(--text-color, var(--text-input)));
    border: 1.5px solid var(--border-input);
    border-radius: var(--radius-sm, 6px);
    padding: 10px 14px;
    font-size: 14px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    width: 100%;
}

.form-control:focus,
.form-select:focus,
textarea:focus,
input:focus,
select:focus {
    outline: none;
    border-color: var(--accent-primary, #6366f1);
    box-shadow: var(--btn-focus-ring, 0 0 0 3px rgba(99,102,241,0.25));
    background-color: var(--input-bg, var(--bg-input)) !important;
    color: var(--input-text, var(--text-color, var(--text-input))) !important;
    caret-color: var(--input-text, var(--text-color, var(--text-input)));
}

.form-control:hover:not(:disabled):not([readonly]),
textarea:hover:not(:disabled):not([readonly]),
input:hover:not(:disabled):not([readonly]),
select:hover:not(:disabled):not([readonly]) {
    border-color: var(--accent-primary, #6366f1);
}

/* Reduced motion support for accessibility */
@media (prefers-reduced-motion: reduce) {
    .btn, .btn-primary, .card, .form-control, textarea {
        transition: none !important;
        animation: none !important;
    }
}

/* Placeholder cross-browser styling */
.form-control::placeholder,
textarea::placeholder,
input::placeholder,
select::placeholder {
    color: var(--input-placeholder, var(--placeholder-color)) !important;
    opacity: 1 !important;
}

.form-control::-webkit-input-placeholder,
textarea::-webkit-input-placeholder,
input::-webkit-input-placeholder {
    color: var(--input-placeholder, var(--placeholder-color)) !important;
    opacity: 1 !important;
}

.form-control::-moz-placeholder,
textarea::-moz-placeholder,
input::-moz-placeholder {
    color: var(--input-placeholder, var(--placeholder-color)) !important;
    opacity: 1 !important;
}

.form-control:-ms-input-placeholder,
textarea:-ms-input-placeholder,
input:-ms-input-placeholder {
    color: var(--input-placeholder, var(--placeholder-color)) !important;
    opacity: 1 !important;
}

/* Disabled & Readonly states */
.form-control:disabled,
.form-control[readonly],
textarea:disabled,
textarea[readonly],
input:disabled,
input[readonly],
select:disabled {
    background-color: var(--bg-input) !important;
    color: var(--text-muted) !important;
    opacity: 0.75;
    cursor: not-allowed;
    border-color: var(--border-input);
}

.form-label {
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-size: 13px;
}

/* ─── Form Check, Switch & Checkbox Labels ──────────────────────────────────── */
.form-check-label,
.form-check-input-label {
    color: var(--text-primary) !important;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    user-select: none;
    transition: color 0.2s ease;
}

.form-check-input {
    background-color: var(--bg-input);
    border-color: var(--border-input);
    cursor: pointer;
}

.form-check-input:checked {
    background-color: var(--accent-primary, #6366f1) !important;
    border-color: var(--accent-primary, #6366f1) !important;
}

.form-check-input:focus {
    border-color: var(--accent-primary, #6366f1);
    box-shadow: var(--btn-focus-ring, 0 0 0 3px rgba(99,102,241,0.25));
}

.input-group-text {
    background: var(--input-bg, var(--bg-input));
    border: 1.5px solid var(--border-input);
    color: var(--text-muted);
}

/* ─── Tables ────────────────────────────────────────────────────────────────── */
.table { color: var(--text-primary); }
.table thead th {
    background: var(--bg-primary);
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    font-weight: 600;
    border: none;
    padding: 12px 16px;
}
.table tbody td {
    padding: 14px 16px;
    border-color: var(--border-color);
    vertical-align: middle;
    color: var(--text-primary);
}
.table tbody tr:hover { background: var(--bg-primary); }

/* ─── Badges ────────────────────────────────────────────────────────────────── */
.badge-status {
    padding: 4px 10px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 600;
}
.badge-success { background: var(--success-light); color: var(--success); }
.badge-danger  { background: var(--danger-light);  color: var(--danger); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-info    { background: var(--info-light);    color: var(--info); }

/* ─── Page Header ───────────────────────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.page-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}
.page-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ─── Toast ─────────────────────────────────────────────────────────────────── */
.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
}

/* ─── Loader Overlay ────────────────────────────────────────────────────────── */
#pageLoader {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}
#pageLoader.active { display: flex; }
.loader-spinner {
    width: 48px; height: 48px;
    border: 4px solid rgba(99,102,241,0.2);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Avatar ────────────────────────────────────────────────────────────────── */
.avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}
.avatar-sm { width: 28px; height: 28px; font-size: 11px; }
.avatar-lg { width: 56px; height: 56px; font-size: 20px; }
.avatar-xl { width: 80px; height: 80px; font-size: 28px; }

/* ─── Breadcrumb ────────────────────────────────────────────────────────────── */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 16px;
    font-size: 13px;
}
.breadcrumb-item { color: var(--text-muted); }
.breadcrumb-item.active { color: var(--text-primary); font-weight: 500; }
.breadcrumb-item + .breadcrumb-item::before { color: var(--text-muted); }

/* ─── Dropdown Menu ─────────────────────────────────────────────────────────── */
.dropdown-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 8px;
    min-width: 200px;
}
.dropdown-item {
    color: var(--text-primary);
    padding: 9px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}
.dropdown-item:hover {
    background: var(--accent-light);
    color: var(--accent-primary);
}
.dropdown-divider { border-color: var(--border-color); }

/* ─── Fade-in Animation ─────────────────────────────────────────────────────── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeInUp 0.4s ease forwards; }

/* ─── Chart Placeholder ─────────────────────────────────────────────────────── */
.chart-placeholder {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border: 2px dashed var(--border-color);
}