/* ================================================================
   EL-SABA GROUP · UNIFIED DESIGN SYSTEM v1
   Reusable tokens + components (Stepper, StatusBadge, Toast,
   Progress, Card, Button, EmptyState). Used across Car_Sales pages.
   ================================================================ */

:root {
    /* Brand / Semantic colors */
    --ds-primary: #6366f1;
    --ds-primary-600: #4f46e5;
    --ds-success: #059669;
    --ds-success-600: #047857;
    --ds-info: #2563eb;
    --ds-warning: #d97706;
    --ds-danger: #dc2626;
    --ds-purple: #7c3aed;

    /* Status palette */
    --ds-draft-bg: #f1f5f9;        --ds-draft-fg: #64748b;
    --ds-approved-bg: #dbeafe;     --ds-approved-fg: #1d4ed8;
    --ds-ordered-bg: #cffafe;      --ds-ordered-fg: #0e7490;
    --ds-partial-bg: #fef3c7;      --ds-partial-fg: #d97706;
    --ds-received-bg: #dcfce7;     --ds-received-fg: #047857;
    --ds-completed-bg: #d1fae5;    --ds-completed-fg: #059669;
    --ds-cancelled-bg: #fee2e2;    --ds-cancelled-fg: #dc2626;
    --ds-rejected-bg:  #fee2e2;    --ds-rejected-fg:  #dc2626;
    --ds-pending-bg: #fef3c7;      --ds-pending-fg: #b45309;
    --ds-inprogress-bg: #ede9fe;   --ds-inprogress-fg: #6d28d9;
    --ds-returned-bg:  #ffedd5;    --ds-returned-fg:  #c2410c;
    --ds-replaced-bg:  #f3e8ff;    --ds-replaced-fg:  #7c3aed;

    /* Radii / shadows / transitions */
    --ds-radius-sm: 6px;
    --ds-radius-md: 10px;
    --ds-radius-lg: 14px;
    --ds-shadow-sm: 0 1px 3px rgba(0,0,0,.06);
    --ds-shadow-md: 0 4px 12px rgba(0,0,0,.08);
    --ds-shadow-lg: 0 10px 28px rgba(0,0,0,.12);
    --ds-transition: .2s cubic-bezier(.4,0,.2,1);
}

/* ================================================================
   STEPPER / WIZARD
   ================================================================ */
.ds-stepper {
    display: flex;
    align-items: stretch;
    gap: 0;
    padding: 16px 20px;
    background: linear-gradient(135deg,#f8fafc 0%, #ffffff 100%);
    border-radius: var(--ds-radius-lg);
    border: 1px solid #e2e8f0;
}

.ds-step {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    padding: 4px 8px;
    min-width: 0;
    cursor: default;
}

.ds-step + .ds-step::before {
    content: '';
    position: absolute;
    left: -14px;
    top: 50%;
    width: 28px;
    height: 2px;
    background: #e2e8f0;
    transform: translateY(-50%);
    z-index: 0;
}

.ds-step--completed + .ds-step::before,
.ds-step--active + .ds-step::before {
    background: linear-gradient(90deg, var(--ds-success) 0%, #10b981 100%);
}

.ds-step__circle {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 13px;
    background: #ffffff;
    color: #94a3b8;
    border: 2px solid #e2e8f0;
    transition: all var(--ds-transition);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.ds-step--active .ds-step__circle {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    color: #fff;
    border-color: #059669;
    box-shadow: 0 0 0 4px rgba(5,150,105,.15);
}

.ds-step--completed .ds-step__circle {
    background: var(--ds-success);
    color: #fff;
    border-color: var(--ds-success);
}

.ds-step__label {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.ds-step__title {
    font-size: 12px;
    font-weight: 700;
    color: #1e293b;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ds-step--pending .ds-step__title { color: #94a3b8; font-weight: 600; }

.ds-step__hint {
    font-size: 10px;
    color: #64748b;
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ds-step__circle.clickable { cursor: pointer; }
.ds-step__circle.clickable:hover { transform: scale(1.05); }

/* ================================================================
   STATUS BADGE
   ================================================================ */
.ds-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    line-height: 1.4;
    white-space: nowrap;
    border: 1px solid transparent;
}

.ds-badge--sm { font-size: 10px; padding: 2px 8px; }
.ds-badge--lg { font-size: 12px; padding: 4px 12px; }

.ds-badge i { font-size: .9em; }

.ds-badge--draft       { background: var(--ds-draft-bg);       color: var(--ds-draft-fg); }
.ds-badge--approved    { background: var(--ds-approved-bg);    color: var(--ds-approved-fg); }
.ds-badge--ordered     { background: var(--ds-ordered-bg);     color: var(--ds-ordered-fg); }
.ds-badge--partial,
.ds-badge--partiallyreceived { background: var(--ds-partial-bg); color: var(--ds-partial-fg); }
.ds-badge--received    { background: var(--ds-received-bg);    color: var(--ds-received-fg); }
.ds-badge--completed   { background: var(--ds-completed-bg);   color: var(--ds-completed-fg); }
.ds-badge--cancelled   { background: var(--ds-cancelled-bg);   color: var(--ds-cancelled-fg); }
.ds-badge--rejected    { background: var(--ds-rejected-bg);    color: var(--ds-rejected-fg); }
.ds-badge--pending     { background: var(--ds-pending-bg);     color: var(--ds-pending-fg); }
.ds-badge--inprogress  { background: var(--ds-inprogress-bg);  color: var(--ds-inprogress-fg); }
.ds-badge--returned    { background: var(--ds-returned-bg);    color: var(--ds-returned-fg); }
.ds-badge--replaced    { background: var(--ds-replaced-bg);    color: var(--ds-replaced-fg); }

/* ================================================================
   PROGRESS BAR
   ================================================================ */
.ds-progress {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 999px;
    overflow: hidden;
}

.ds-progress__fill {
    height: 100%;
    background: linear-gradient(90deg, #059669 0%, #10b981 100%);
    transition: width .3s ease;
}

.ds-progress--warning .ds-progress__fill { background: linear-gradient(90deg,#d97706,#f59e0b); }
.ds-progress--danger  .ds-progress__fill { background: linear-gradient(90deg,#dc2626,#ef4444); }
.ds-progress--info    .ds-progress__fill { background: linear-gradient(90deg,#2563eb,#3b82f6); }

/* ================================================================
   CARD / SECTION
   ================================================================ */
.ds-card {
    background: #ffffff;
    border-radius: var(--ds-radius-lg);
    box-shadow: var(--ds-shadow-sm);
    overflow: hidden;
    border: 1px solid #f1f5f9;
}

.ds-card__header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border-bottom: 1px solid #f1f5f9;
    background: linear-gradient(180deg,#ffffff 0%, #fbfcfd 100%);
}

.ds-card__icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: #ecfdf5;
    color: var(--ds-success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}

.ds-card__title {
    font-weight: 700;
    font-size: 13px;
    color: #1e293b;
}

.ds-card__body { padding: 16px 18px; }

/* ================================================================
   BUTTONS
   ================================================================ */
.ds-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 18px;
    border-radius: var(--ds-radius-md);
    font-size: 13px;
    font-weight: 700;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--ds-transition);
    line-height: 1.4;
}

.ds-btn:disabled { opacity: .6; cursor: not-allowed; }

.ds-btn--primary {
    background: linear-gradient(135deg,#6366f1,#8b5cf6);
    color: #fff;
    box-shadow: 0 2px 8px rgba(99,102,241,.3);
}
.ds-btn--primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(99,102,241,.4); }

.ds-btn--success {
    background: linear-gradient(135deg,#059669,#10b981);
    color: #fff;
    box-shadow: 0 2px 8px rgba(16,185,129,.3);
}
.ds-btn--success:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(16,185,129,.4); }

.ds-btn--danger {
    background: linear-gradient(135deg,#dc2626,#ef4444);
    color: #fff;
    box-shadow: 0 2px 8px rgba(239,68,68,.3);
}
.ds-btn--danger:hover:not(:disabled) { transform: translateY(-1px); }

.ds-btn--ghost {
    background: #f8fafc;
    color: #475569;
    border-color: #e2e8f0;
}
.ds-btn--ghost:hover:not(:disabled) { background: #f1f5f9; border-color: #cbd5e1; }

.ds-btn--outline-success {
    background: #ecfdf5;
    color: var(--ds-success);
    border-color: var(--ds-success);
}
.ds-btn--outline-success:hover:not(:disabled) { background: #d1fae5; }

/* ================================================================
   EMPTY STATE
   ================================================================ */
.ds-empty {
    padding: 40px 20px;
    text-align: center;
    color: #94a3b8;
}
.ds-empty__icon {
    font-size: 32px;
    color: #cbd5e1;
    margin-bottom: 10px;
}
.ds-empty__title { font-size: 14px; color: #475569; font-weight: 700; margin: 0 0 4px; }
.ds-empty__hint  { font-size: 12px; color: #94a3b8; margin: 0; }

/* ================================================================
   TOAST (SignalR live updates)
   ================================================================ */
.ds-toast-host {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
    max-width: 360px;
}

[dir="rtl"] .ds-toast-host { right: auto; left: 20px; }

.ds-toast {
    background: #fff;
    border-radius: var(--ds-radius-md);
    box-shadow: var(--ds-shadow-lg);
    border-left: 4px solid var(--ds-info);
    padding: 12px 14px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    pointer-events: auto;
    animation: dsToastIn .25s ease-out;
    min-width: 260px;
}

.ds-toast--success { border-left-color: var(--ds-success); }
.ds-toast--warning { border-left-color: var(--ds-warning); }
.ds-toast--danger  { border-left-color: var(--ds-danger); }

.ds-toast__icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: #eff6ff;
    color: var(--ds-info);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}
.ds-toast--success .ds-toast__icon { background: #ecfdf5; color: var(--ds-success); }
.ds-toast--warning .ds-toast__icon { background: #fffbeb; color: var(--ds-warning); }
.ds-toast--danger  .ds-toast__icon { background: #fef2f2; color: var(--ds-danger); }

.ds-toast__body { flex: 1; min-width: 0; }
.ds-toast__title { font-size: 12px; font-weight: 700; color: #1e293b; margin: 0; }
.ds-toast__text  { font-size: 11px; color: #64748b; margin: 2px 0 0; line-height: 1.4; }

.ds-toast__close {
    background: none;
    border: none;
    cursor: pointer;
    color: #94a3b8;
    font-size: 12px;
    padding: 2px 4px;
}
.ds-toast__close:hover { color: #475569; }

@keyframes dsToastIn {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ================================================================
   INLINE ALERT (validation / feedback panels)
   ================================================================ */
.ds-alert {
    display: flex;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--ds-radius-md);
    border: 1px solid transparent;
    font-size: 12px;
    align-items: flex-start;
    margin-bottom: 12px;
    animation: dsAlertIn .2s ease-out;
}

.ds-alert__icon {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 12px;
}

.ds-alert__body { flex: 1; min-width: 0; }
.ds-alert__title { font-weight: 700; margin: 0; font-size: 12px; }
.ds-alert__text { margin: 3px 0 0; line-height: 1.5; font-size: 11px; }
.ds-alert__list { margin: 4px 0 0; padding-inline-start: 18px; font-size: 11px; line-height: 1.6; }

.ds-alert--warning { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.ds-alert--warning .ds-alert__icon { background: #fef3c7; color: #d97706; }

.ds-alert--danger  { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.ds-alert--danger  .ds-alert__icon { background: #fee2e2; color: #dc2626; }

.ds-alert--success { background: #ecfdf5; border-color: #a7f3d0; color: #047857; }
.ds-alert--success .ds-alert__icon { background: #dcfce7; color: #059669; }

.ds-alert--info    { background: #eff6ff; border-color: #bfdbfe; color: #1e40af; }
.ds-alert--info    .ds-alert__icon { background: #dbeafe; color: #2563eb; }

@keyframes dsAlertIn {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ================================================================
   FIELD ERROR / INVALID STATE
   ================================================================ */
.ds-field-error {
    color: #dc2626;
    font-size: 11px;
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
}

.ds-field-invalid,
.ds-field-invalid > .rz-dropdown,
.ds-field-invalid .rz-dropdown {
    border-color: #fca5a5 !important;
    background: #fff1f2 !important;
    box-shadow: 0 0 0 3px rgba(252, 165, 165, .15);
}

.ds-hint {
    font-size: 11px;
    color: #64748b;
    font-style: italic;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.ds-required::after {
    content: ' *';
    color: #dc2626;
    font-weight: 800;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 640px) {
    .ds-stepper { flex-direction: column; align-items: stretch; gap: 10px; }
    .ds-step + .ds-step::before { display: none; }
    .ds-step { padding: 6px 0; }
}