/* ==========================================================================
   SIMMATICALLY SIMS TOOLS - UNIFIED DESIGN SYSTEM: REUSABLE COMPONENTS
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Buttons (.sl-btn)
   -------------------------------------------------------------------------- */
.sl-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-family: var(--sl-font-sans);
    font-size: 14px;
    font-weight: 600;
    line-height: 1.25;
    border-radius: var(--sl-radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    user-select: none;
    transition: all var(--sl-transition-normal);
    white-space: nowrap;
}

.sl-btn:disabled,
.sl-btn.is-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none !important;
}

.sl-btn-primary {
    background-color: var(--sl-purple);
    color: var(--sl-text-inverse);
    box-shadow: 0 4px 14px rgba(155, 32, 238, 0.28);
}

.sl-btn-primary:hover {
    background-color: var(--sl-purple-hover);
    box-shadow: var(--sl-purple-glow);
    transform: translateY(-1px);
}

.sl-btn-primary:active {
    background-color: var(--sl-purple-active);
    transform: translateY(0);
}

.sl-btn-secondary {
    background-color: #ffffff;
    color: var(--sl-text);
    border-color: var(--sl-border);
    box-shadow: var(--sl-shadow-sm);
}

.sl-btn-secondary:hover {
    background-color: var(--sl-bg-subtle);
    border-color: var(--sl-border-hover);
    color: var(--sl-purple);
    transform: translateY(-1px);
}

.sl-btn-secondary:active {
    background-color: var(--sl-border-light);
    transform: translateY(0);
}

.sl-btn-outline {
    background-color: transparent;
    color: var(--sl-purple);
    border-color: var(--sl-purple);
}

.sl-btn-outline:hover {
    background-color: var(--sl-purple-tint);
    border-color: var(--sl-purple-hover);
    color: var(--sl-purple-hover);
}

.sl-btn-ghost {
    background-color: transparent;
    color: var(--sl-text-secondary);
}

.sl-btn-ghost:hover {
    background-color: var(--sl-purple-tint);
    color: var(--sl-purple);
}

.sl-btn-danger {
    background-color: var(--sl-danger);
    color: var(--sl-text-inverse);
}

.sl-btn-danger:hover {
    background-color: var(--sl-danger-hover);
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.3);
}

.sl-btn-sm {
    padding: 6px 12px;
    font-size: 13px;
    border-radius: var(--sl-radius-sm);
}

.sl-btn-lg {
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 700;
    border-radius: var(--sl-radius-lg);
}

.sl-btn-icon {
    width: 38px;
    height: 38px;
    padding: 0;
    border-radius: var(--sl-radius-md);
}

/* --------------------------------------------------------------------------
   2. Cards & Containers (.sl-card)
   -------------------------------------------------------------------------- */
.sl-card {
    background: var(--sl-surface);
    border-radius: var(--sl-radius-lg);
    border: 1px solid var(--sl-border);
    box-shadow: var(--sl-shadow-card);
    transition: all var(--sl-transition-normal);
}

.sl-card-glass {
    background: var(--sl-surface-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: var(--sl-shadow-lg);
}

.sl-card-hover:hover {
    box-shadow: var(--sl-shadow-card-hover);
    border-color: rgba(155, 32, 238, 0.3);
    transform: translateY(-2px);
}

.sl-card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--sl-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sl-card-body {
    padding: 24px;
}

.sl-card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--sl-border);
    background: var(--sl-bg-subtle);
    border-bottom-left-radius: var(--sl-radius-lg);
    border-bottom-right-radius: var(--sl-radius-lg);
}

/* --------------------------------------------------------------------------
   3. Drag & Drop Upload Zone (.sl-dropzone)
   -------------------------------------------------------------------------- */
.sl-dropzone {
    width: 100%;
    border: 2px dashed var(--sl-border-hover);
    border-radius: var(--sl-radius-xl);
    background-color: var(--sl-surface-glass);
    backdrop-filter: blur(12px);
    padding: 40px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    cursor: pointer;
    transition: all var(--sl-transition-normal);
    position: relative;
}

.sl-dropzone:hover,
.sl-dropzone.is-dragover {
    border-color: var(--sl-purple);
    background-color: var(--sl-purple-tint);
    box-shadow: var(--sl-purple-glow);
    transform: scale(1.01);
}

.sl-dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.sl-dropzone-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--sl-radius-full);
    background-color: var(--sl-purple-tint);
    color: var(--sl-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    transition: all var(--sl-transition-normal);
}

.sl-dropzone:hover .sl-dropzone-icon,
.sl-dropzone.is-dragover .sl-dropzone-icon {
    background-color: var(--sl-purple);
    color: #ffffff;
    transform: scale(1.1);
}

.sl-dropzone-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--sl-text);
    margin-bottom: 6px;
}

.sl-dropzone-subtitle {
    font-size: 13px;
    color: var(--sl-text-muted);
}

/* --------------------------------------------------------------------------
   4. Form Controls & Inputs (.sl-input, .sl-select, .sl-switch)
   -------------------------------------------------------------------------- */
.sl-input,
.sl-select,
.sl-textarea {
    width: 100%;
    padding: 10px 14px;
    font-family: var(--sl-font-sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--sl-text);
    background-color: #ffffff;
    border: 1px solid var(--sl-border);
    border-radius: var(--sl-radius-md);
    outline: none;
    transition: all var(--sl-transition-fast);
}

.sl-input:focus,
.sl-select:focus,
.sl-textarea:focus {
    border-color: var(--sl-purple);
    box-shadow: 0 0 0 3px var(--sl-purple-alpha-15);
}

.sl-label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--sl-text-secondary);
    margin-bottom: 6px;
}

.sl-form-group {
    margin-bottom: 18px;
}

/* Range Slider */
.sl-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: var(--sl-border);
    border-radius: var(--sl-radius-full);
    outline: none;
}

.sl-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--sl-purple);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(155, 32, 238, 0.4);
    transition: transform var(--sl-transition-fast);
}

.sl-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Badges */
.sl-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    font-size: 12px;
    font-weight: 700;
    border-radius: var(--sl-radius-full);
    line-height: 1;
}

.sl-badge-purple {
    background-color: var(--sl-purple-tint);
    color: var(--sl-purple);
}

.sl-badge-green {
    background-color: var(--sl-success-tint);
    color: var(--sl-success);
}

.sl-badge-gray {
    background-color: var(--sl-border-light);
    color: var(--sl-text-muted);
}

/* --------------------------------------------------------------------------
   5. Modals & Overlays (.sl-modal)
   -------------------------------------------------------------------------- */
.sl-modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.sl-modal-backdrop.is-active {
    opacity: 1;
    visibility: visible;
}

.sl-modal-dialog {
    background: #ffffff;
    border-radius: var(--sl-radius-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--sl-shadow-xl);
    transform: scale(0.95);
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.sl-modal-backdrop.is-active .sl-modal-dialog {
    transform: scale(1);
}

.sl-modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--sl-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sl-modal-title {
    font-size: 18px;
    font-weight: 700;
}

.sl-modal-body {
    padding: 24px;
}

.sl-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--sl-border);
    background: var(--sl-bg-subtle);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    border-bottom-left-radius: var(--sl-radius-xl);
    border-bottom-right-radius: var(--sl-radius-xl);
}

/* --------------------------------------------------------------------------
   6. Toast Notifications (.sl-toast) - Dark Glass Capsule Pill
   -------------------------------------------------------------------------- */
.sl-toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    pointer-events: none;
}

.sl-toast {
    pointer-events: auto;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(15, 23, 42, 0.95);
    color: #ffffff;
    padding: 10px 22px;
    border-radius: 9999px;
    font-family: var(--sl-font-sans);
    font-size: 13.5px;
    font-weight: 600;
    line-height: 1.4;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 16px 36px -6px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.08) inset;
    animation: slPillSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    transition: opacity 0.25s ease, transform 0.25s ease;
    user-select: none;
    max-width: 440px;
}

.sl-toast.is-hiding {
    animation: slPillSlideOut 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.sl-toast .sl-toast-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.sl-toast-success .sl-toast-icon {
    color: #34d399;
}

.sl-toast-error .sl-toast-icon {
    color: #f87171;
}

.sl-toast-warning .sl-toast-icon {
    color: #fbbf24;
}

.sl-toast-info .sl-toast-icon {
    color: #c084fc;
}

@keyframes slPillSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slPillSlideOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(8px) scale(0.95);
    }
}