/* Base Styles */
:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary: #6b7280;
    --secondary-hover: #4b5563;
    --success: #16a34a;
    --error: #dc2626;
    --warning: #d97706;
    --info: #0284c7;
    --light: #f3f4f6;
    --dark: #111827;
    --border: #e5e7eb;
    --radius: 0.375rem;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --transition: all 0.2s ease;
}

/* Layout */
.aks-create-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

.aks-create-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

    .aks-create-header h1 {
        font-size: 1.5rem;
        font-weight: 600;
        color: var(--dark);
        margin: 0;
    }

/* Buttons */
.aks-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
}

.aks-btn-primary {
    background-color: var(--primary);
    color: white;
}

    .aks-btn-primary:hover {
        background-color: var(--primary-hover);
    }

.aks-btn-secondary {
    background-color: white;
    color: var(--dark);
    border-color: var(--border);
}

    .aks-btn-secondary:hover {
        background-color: var(--light);
    }

.aks-btn-warning {
    background-color: var(--warning);
    color: white;
}

    .aks-btn-warning:hover {
        background-color: #b45309;
    }

.aks-btn-sm {
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem;
}

.icon-buttons {
    width: 1rem;
    height: 1rem;
}

/* Alerts */
.aks-alert {
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid transparent;
}

.aks-alert--error {
    background-color: #fef2f2;
    border-left-color: var(--error);
    color: var(--error);
}

.aks-alert--success {
    background-color: #f0fdf4;
    border-left-color: var(--success);
    color: var(--success);
}

.aks-alert__header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.aks-alert__body {
    color: var(--dark);
}

.aks-alert__message {
    margin: 0;
}

.aks-import-action {
    margin-top: 0.75rem;
}

/* Form Styles */
.aks-create-form {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.aks-form-sections {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.aks-form-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.aks-section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin: 0;
}

.aks-form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.aks-form-group {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

    .aks-form-group.aks-required label::after {
        content: " *";
        color: var(--error);
    }

.aks-label {
    font-weight: 500;
    color: var(--dark);
}

.aks-input {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

    .aks-input:focus {
        outline: none;
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }

    .aks-input[type="file"] {
        padding: 0.375rem 0.5rem;
    }

.aks-help-text {
    font-size: 0.75rem;
    color: var(--secondary);
}

.aks-validation-message {
    font-size: 0.875rem;
    color: var(--error);
}

.aks-validation-summary {
    color: var(--error);
    margin-bottom: 1rem;
    padding: 0.5rem;
    background-color: #fef2f2;
    border-radius: var(--radius);
}

.aks-form-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

/* Format Guide */
.aks-format-guide {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.aks-format-requirements,
.aks-format-optional {
    flex: 1;
}

    .aks-format-requirements h4,
    .aks-format-optional h4 {
        margin-top: 0;
        margin-bottom: 0.5rem;
        font-size: 1rem;
    }

    .aks-format-requirements ul,
    .aks-format-optional ul {
        margin: 0;
        padding-left: 1.25rem;
        color: var(--dark);
    }

.aks-format-sample {
    margin-top: 1rem;
}

.aks-csv-sample {
    background-color: #f9fafb;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    font-family: monospace;
    white-space: pre-wrap;
    font-size: 0.875rem;
    margin: 0;
    overflow-x: auto;
}

/* Unit Standardization */
.aks-standardization-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.aks-standardization-examples {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.aks-example-group {
    flex: 1;
    min-width: 250px;
}

    .aks-example-group h4 {
        margin-top: 0;
        margin-bottom: 0.75rem;
        font-size: 1rem;
    }

.aks-mapping-examples {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.aks-mapping {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.aks-original {
    font-family: monospace;
    background-color: #f3f4f6;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius);
}

.aks-arrow {
    color: var(--secondary);
}

.aks-standard {
    font-family: monospace;
    background-color: #e0f2fe;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius);
}

.aks-unknown-units-info {
    margin-top: 1rem;
}

.aks-info-box {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    background-color: #fffbeb;
    padding: 1rem;
    border-radius: var(--radius);
    color: var(--dark);
}

/* Results Summary */
.aks-import-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.aks-stat {
    flex: 1;
    min-width: 100px;
    background-color: var(--light);
    padding: 1rem;
    border-radius: var(--radius);
    text-align: center;
}

.aks-stat--success {
    background-color: #dcfce7;
}

.aks-stat--info {
    background-color: #e0f2fe;
}

.aks-stat--error {
    background-color: #fee2e2;
}

.aks-stat__number {
    font-size: 1.5rem;
    font-weight: 600;
    display: block;
}

.aks-stat__label {
    font-size: 0.875rem;
    color: var(--secondary);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .aks-create-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .aks-form-row {
        flex-direction: column;
        gap: 1rem;
    }

    .aks-form-group {
        min-width: 100%;
    }

    .aks-form-actions {
        justify-content: center;
    }

    .aks-import-stats {
        flex-direction: column;
    }
}

/* Loading spinner animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.icon-buttons[src*="loading-spinner.svg"] {
    animation: spin 1s linear infinite;
}

/* Loading Overlay Styles */
.aks-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.aks-loading-content {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    max-width: 400px;
    width: 90%;
}

    .aks-loading-content h3 {
        color: #2563eb;
        margin: 1rem 0 0.5rem 0;
        font-size: 1.25rem;
        font-weight: 600;
    }

    .aks-loading-content p {
        color: #6b7280;
        margin: 0 0 1.5rem 0;
        font-size: 0.95rem;
    }

/* CSS Spinner */
.aks-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #e5e7eb;
    border-top: 4px solid #2563eb;
    border-radius: 50%;
    animation: aks-spin 1s linear infinite;
    margin: 0 auto 1rem auto;
}

@keyframes aks-spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Progress Bar */
.aks-loading-progress {
    margin-top: 1rem;
}

.aks-progress-bar {
    width: 100%;
    height: 6px;
    background-color: #e5e7eb;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.aks-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
    border-radius: 3px;
    width: 0%;
    transition: width 0.3s ease;
    animation: aks-progress-shimmer 2s ease-in-out infinite;
}

@keyframes aks-progress-shimmer {
    0% {
        background-position: -200px 0;
    }

    100% {
        background-position: 200px 0;
    }
}

.aks-progress-text {
    font-size: 0.85rem;
    color: #6b7280;
    font-weight: 500;
}

/* Button Loading State */
.aks-btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

    .aks-btn-loading::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 16px;
        height: 16px;
        border: 2px solid transparent;
        border-top: 2px solid currentColor;
        border-radius: 50%;
        animation: aks-spin 1s linear infinite;
        transform: translate(-50%, -50%);
        color: white;
    }

/* Small inline spinner for buttons */
.aks-btn-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: aks-spin 1s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

/* Form disabled state during loading */
.aks-form-loading .aks-input,
.aks-form-loading .aks-select,
.aks-form-loading .aks-textarea {
    opacity: 0.6;
    pointer-events: none;
}