/*
 * Mulank Calculator Styles
 * Version: 2.0.0
 * Optimized for SEO, accessibility, and modern design
 */

/* ===================================
   CSS Variables & Root Settings
   =================================== */
:root {
    --mulank-primary: #2563eb;
    --mulank-primary-hover: #1d4ed8;
    --mulank-secondary: #10b981;
    --mulank-accent: #f59e0b;
    --mulank-text: #1f2937;
    --mulank-text-light: #6b7280;
    --mulank-bg: #ffffff;
    --mulank-bg-light: #f9fafb;
    --mulank-bg-card: #ffffff;
    --mulank-border: #e5e7eb;
    --mulank-error: #ef4444;
    --mulank-success: #10b981;
    --mulank-warning: #f59e0b;
    --mulank-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --mulank-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --mulank-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --mulank-radius: 12px;
    --mulank-radius-sm: 8px;
    --mulank-spacing: 1.5rem;
}

/* ===================================
   Main Wrapper
   =================================== */
.mulank-calculator-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--mulank-text);
    line-height: 1.6;
}

/* ===================================
   Calculator Container
   =================================== */
.mulank-calculator-container {
    background: var(--mulank-bg-card);
    border-radius: var(--mulank-radius);
    padding: 2rem;
    box-shadow: var(--mulank-shadow);
    margin-bottom: 3rem;
}

/* ===================================
   Form Styles
   =================================== */
.mulank-form {
    max-width: 600px;
    margin: 0 auto;
}

.mulank-form-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.mulank-form-field {
    position: relative;
}

.mulank-form-field-full {
    grid-column: 1 / -1;
}

.mulank-form label {
    display: block;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--mulank-text);
    margin-bottom: 0.5rem;
}

.required {
    color: var(--mulank-error);
}

.optional {
    font-weight: 400;
    color: var(--mulank-text-light);
    font-size: 0.875rem;
}

.mulank-form input[type="number"],
.mulank-form input[type="text"] {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--mulank-border);
    border-radius: var(--mulank-radius-sm);
    background: var(--mulank-bg);
    color: var(--mulank-text);
    transition: all 0.2s ease;
    outline: none;
}

.mulank-form input:focus {
    border-color: var(--mulank-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.mulank-form input:hover:not(:focus) {
    border-color: #d1d5db;
}

.mulank-form-field.has-error input {
    border-color: var(--mulank-error);
}

.error-message {
    display: block;
    color: var(--mulank-error);
    font-size: 0.875rem;
    margin-top: 0.375rem;
    min-height: 1.25rem;
}

/* ===================================
   Submit Button
   =================================== */
.mulank-submit-btn {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, var(--mulank-primary) 0%, var(--mulank-primary-hover) 100%);
    border: none;
    border-radius: var(--mulank-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--mulank-shadow);
    margin-top: 0.5rem;
}

.mulank-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--mulank-shadow-lg);
}

.mulank-submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.mulank-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===================================
   Result Section
   =================================== */
.mulank-result {
    margin-top: 2rem;
    min-height: 50px;
}

.mulank-loading {
    text-align: center;
    padding: 3rem 1rem;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--mulank-border);
    border-top-color: var(--mulank-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

.mulank-loading p {
    color: var(--mulank-text-light);
    font-size: 1rem;
}

/* ===================================
   Error State
   =================================== */
.mulank-error {
    background: #fee;
    border: 2px solid var(--mulank-error);
    border-radius: var(--mulank-radius);
    padding: 2rem;
    text-align: center;
}

.mulank-error h3 {
    color: var(--mulank-error);
    margin: 0 0 0.5rem 0;
}

.mulank-retry-btn {
    margin-top: 1rem;
    padding: 0.625rem 1.5rem;
    background: var(--mulank-primary);
    color: white;
    border: none;
    border-radius: var(--mulank-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.mulank-retry-btn:hover {
    background: var(--mulank-primary-hover);
}

/* ===================================
   Report Card
   =================================== */
.mulank-report {
    background: var(--mulank-bg-card);
    border-radius: var(--mulank-radius);
    padding: 2rem;
    box-shadow: var(--mulank-shadow-lg);
    animation: fadeIn 0.5s ease;
}

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

.mulank-report-header {
    border-bottom: 2px solid var(--mulank-border);
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
}

.mulank-report-header h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--mulank-text);
    margin: 0 0 1rem 0;
    font-weight: 700;
}

.for-name {
    color: var(--mulank-primary);
    font-weight: 600;
}

/* ===================================
   Badges
   =================================== */
.mulank-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.mulank-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.875rem;
}

.mulank-badge-primary {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: #1e40af;
}

.mulank-badge-secondary {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
}

.mulank-badge-neutral {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    color: var(--mulank-text);
}

.badge-label {
    opacity: 0.8;
    font-size: 0.75rem;
}

.badge-value {
    font-size: 1rem;
    font-weight: 700;
}

/* ===================================
   Report Content
   =================================== */
.mulank-report-content {
    line-height: 1.8;
}

.mulank-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-top: 1.5rem;
}

.mulank-content-main h3 {
    font-size: 1.25rem;
    color: var(--mulank-text);
    margin: 1.5rem 0 0.75rem 0;
    font-weight: 700;
    border-left: 4px solid var(--mulank-primary);
    padding-left: 1rem;
}

.mulank-content-main h3:first-child {
    margin-top: 0;
}

.mulank-content-main p {
    margin: 0.75rem 0;
    color: var(--mulank-text);
}

.mulank-content-main ul,
.mulank-content-main ol {
    margin: 0.75rem 0;
    padding-left: 1.5rem;
}

.mulank-content-main li {
    margin: 0.5rem 0;
}

.mulank-content-main strong {
    color: var(--mulank-primary);
    font-weight: 600;
}

/* ===================================
   Sidebar
   =================================== */
.mulank-sidebar {
    background: var(--mulank-bg-light);
    border-radius: var(--mulank-radius);
    padding: 1.5rem;
}

.mulank-sidebar h3 {
    font-size: 1.125rem;
    color: var(--mulank-text);
    margin: 0 0 1rem 0;
    font-weight: 700;
}

.mulank-sidebar-section {
    margin-bottom: 1.5rem;
}

.mulank-sidebar-section:last-child {
    margin-bottom: 0;
}

.mulank-sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mulank-sidebar li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--mulank-border);
}

.mulank-sidebar li:last-child {
    border-bottom: none;
}

/* ===================================
   Report Content Sections
   =================================== */
.mulank-overview {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 1.25rem;
    border-radius: var(--mulank-radius-sm);
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--mulank-primary);
}

.mulank-intro {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
}

.mulank-section {
    margin-bottom: 2rem;
}

.mulank-section:last-child {
    margin-bottom: 0;
}

.mulank-mantra {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    padding: 1rem;
    border-radius: var(--mulank-radius-sm);
    text-align: center;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--mulank-text);
    margin: 0.75rem 0;
}

.mulank-note {
    font-size: 0.875rem;
    color: var(--mulank-text-light);
    text-align: center;
    margin: 0.5rem 0 0 0;
}

.mulank-pill {
    display: inline-block;
    background: white;
    color: var(--mulank-text);
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.875rem;
    margin: 0.25rem 0.25rem 0.25rem 0;
    border: 1px solid var(--mulank-border);
}

/* ===================================
   Highlight Boxes
   =================================== */
.mulank-highlight {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-left: 4px solid var(--mulank-warning);
    padding: 1rem;
    border-radius: var(--mulank-radius-sm);
    margin: 1rem 0;
}

.mulank-success-box {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-left: 4px solid var(--mulank-success);
    padding: 1rem;
    border-radius: var(--mulank-radius-sm);
    margin: 1rem 0;
}

/* ===================================
   Report Footer
   =================================== */
.mulank-report-footer {
    border-top: 2px solid var(--mulank-border);
    padding-top: 1.5rem;
    margin-top: 2rem;
}

.disclaimer {
    color: var(--mulank-text-light);
    font-size: 0.875rem;
    font-style: italic;
    margin: 0;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    .mulank-calculator-wrapper {
        padding: 1.5rem 1rem;
    }

    .mulank-calculator-container {
        padding: 1.5rem 1rem;
    }

    .mulank-form-row {
        grid-template-columns: 1fr;
    }

    .mulank-content-grid {
        grid-template-columns: 1fr;
    }

    .mulank-badges {
        flex-direction: column;
    }

    .mulank-badge {
        justify-content: space-between;
    }

    .mulank-report {
        padding: 1.5rem 1rem;
    }
}

@media (max-width: 480px) {
    .mulank-submit-btn {
        font-size: 1rem;
        padding: 0.875rem 1.5rem;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .mulank-calculator-container {
        box-shadow: none;
    }

    .mulank-submit-btn,
    .mulank-retry-btn {
        display: none;
    }

    .mulank-report {
        box-shadow: none;
        border: 1px solid var(--mulank-border);
    }
}

/* ===================================
   Accessibility Enhancements
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.mulank-form input:focus-visible,
.mulank-submit-btn:focus-visible,
.mulank-retry-btn:focus-visible {
    outline: 3px solid var(--mulank-primary);
    outline-offset: 2px;
}

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}