/**
 * style.css
 * Mortgage Calculator Pro — Tool Stylesheet
 * 
 * All selectors are scoped under .mtg-tool and use the mtg- prefix.
 * Dark theme with blue accent (#3B82F6). Fully responsive.
 *
 * @package toolz-for-you
 * @subpackage mortgage-calculator
 * @since 1.0.0
 */

/* ==================== CSS CUSTOM PROPERTIES ==================== */
.mtg-tool {
    /* Background colors */
    --mtg-bg-primary: #16181d;
    --mtg-bg-secondary: #1c1f26;
    --mtg-bg-card: #21252d;
    --mtg-bg-card-hover: #262b35;
    --mtg-bg-input: #1a1d24;
    --mtg-bg-elevated: #282c36;

    /* Text colors */
    --mtg-text-primary: #f1f3f9;
    --mtg-text-secondary: #a0a5b0;
    --mtg-text-tertiary: #6b7180;
    --mtg-text-inverse: #ffffff;

    /* Accent colors */
    --mtg-accent: #3b82f6;
    --mtg-accent-hover: #5a9cff;
    --mtg-accent-muted: rgba(59, 130, 246, 0.15);
    --mtg-accent-soft: rgba(59, 130, 246, 0.08);

    /* Semantic colors */
    --mtg-success: #34d399;
    --mtg-success-bg: rgba(52, 211, 153, 0.12);
    --mtg-warning: #fbbf24;
    --mtg-warning-bg: rgba(251, 191, 36, 0.12);
    --mtg-danger: #f87171;
    --mtg-danger-bg: rgba(248, 113, 113, 0.12);
    --mtg-info: #60a5fa;
    --mtg-info-bg: rgba(96, 165, 250, 0.10);

    /* Border colors */
    --mtg-border: #2c2f38;
    --mtg-border-hover: #3b82f6;
    --mtg-border-focus: #5a9cff;

    /* Spacing system */
    --mtg-space-xs: 4px;
    --mtg-space-sm: 8px;
    --mtg-space-md: 16px;
    --mtg-space-lg: 24px;
    --mtg-space-xl: 32px;
    --mtg-space-2xl: 48px;
    --mtg-space-3xl: 64px;

    /* Border radius */
    --mtg-radius-sm: 6px;
    --mtg-radius-md: 10px;
    --mtg-radius-lg: 14px;
    --mtg-radius-xl: 18px;
    --mtg-radius-full: 9999px;

    /* Shadows */
    --mtg-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --mtg-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --mtg-shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
    --mtg-shadow-glow: 0 0 20px rgba(59, 130, 246, 0.25);

    /* Transitions */
    --mtg-transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;

    /* Typography */
    --mtg-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    --mtg-font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', Menlo, monospace;

    /* Layout */
    --mtg-max-width: 900px;
    --mtg-sidebar-width: 380px;
}

/* ==================== RESET & BASE ==================== */
.mtg-tool,
.mtg-tool *,
.mtg-tool *::before,
.mtg-tool *::after {
    box-sizing: border-box;
}

.mtg-tool {
    font-family: var(--mtg-font-family);
    color: var(--mtg-text-primary);
    background: var(--mtg-bg-primary);
    max-width: var(--mtg-max-width);
    margin: 0 auto;
    padding: var(--mtg-space-xl) var(--mtg-space-lg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    border-radius: var(--mtg-radius-lg);
    container-type: inline-size;
}

/* ==================== HERO SECTION ==================== */
.mtg-hero {
    text-align: center;
    padding: var(--mtg-space-2xl) var(--mtg-space-lg) var(--mtg-space-xl);
    margin-bottom: var(--mtg-space-xl);
}

.mtg-hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.mtg-hero-title {
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--mtg-text-primary);
    margin: 0 0 var(--mtg-space-md);
    line-height: 1.2;
}

.mtg-hero-subtitle {
    font-size: 1.1rem;
    color: var(--mtg-text-secondary);
    margin: 0 0 var(--mtg-space-lg);
    line-height: 1.65;
}

.mtg-hero-disclaimer {
    display: flex;
    align-items: flex-start;
    gap: var(--mtg-space-sm);
    background: var(--mtg-warning-bg);
    border: 1px solid rgba(251, 191, 36, 0.25);
    border-radius: var(--mtg-radius-md);
    padding: var(--mtg-space-md);
    font-size: 0.85rem;
    color: var(--mtg-warning);
    text-align: left;
    line-height: 1.5;
}

.mtg-hero-disclaimer .mtg-icon-sm {
    flex-shrink: 0;
    margin-top: 2px;
}

/* ==================== SECTION TITLES ==================== */
.mtg-section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--mtg-text-primary);
    margin: 0 0 var(--mtg-space-lg);
    letter-spacing: -0.01em;
}

/* ==================== CALCULATOR SECTION ==================== */
.mtg-calculator {
    background: var(--mtg-bg-secondary);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-xl);
    padding: var(--mtg-space-xl);
    margin-bottom: var(--mtg-space-2xl);
}

/* ==================== MODE SELECTOR ==================== */
.mtg-mode-selector {
    border: none;
    padding: 0;
    margin: 0 0 var(--mtg-space-xl);
}

.mtg-mode-legend {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--mtg-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--mtg-space-sm);
    display: block;
}

.mtg-mode-tabs {
    display: flex;
    gap: var(--mtg-space-xs);
    background: var(--mtg-bg-input);
    border-radius: var(--mtg-radius-md);
    padding: 4px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.mtg-mode-tab {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--mtg-space-sm);
    padding: var(--mtg-space-sm) var(--mtg-space-md);
    border: 1px solid transparent;
    border-radius: var(--mtg-radius-sm);
    background: transparent;
    color: var(--mtg-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--mtg-transition);
    font-family: var(--mtg-font-family);
}

.mtg-mode-tab:hover {
    color: var(--mtg-text-primary);
    background: var(--mtg-bg-card);
}

.mtg-mode-tab:focus-visible {
    outline: 2px solid var(--mtg-border-focus);
    outline-offset: 2px;
}

.mtg-mode-tab.is-active,
.mtg-mode-tab[aria-selected="true"] {
    background: var(--mtg-accent-muted);
    border-color: var(--mtg-accent);
    color: var(--mtg-accent-hover);
    font-weight: 600;
}

.mtg-mode-tab-icon {
    font-size: 1rem;
    line-height: 1;
}

/* ==================== INPUT PANEL ==================== */
.mtg-input-panel {
    margin-bottom: var(--mtg-space-xl);
}

.mtg-input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--mtg-space-lg);
    margin-bottom: var(--mtg-space-lg);
}

/* ==================== FIELD STYLES ==================== */
.mtg-field {
    display: flex;
    flex-direction: column;
    gap: var(--mtg-space-xs);
}

.mtg-field--inline {
    flex-direction: row;
    align-items: center;
    gap: var(--mtg-space-sm);
}

.mtg-field--hidden {
    display: none;
}

.mtg-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--mtg-text-primary);
    display: flex;
    align-items: center;
    gap: var(--mtg-space-xs);
}

.mtg-label-hint {
    font-weight: 400;
    color: var(--mtg-text-tertiary);
    font-size: 0.8rem;
}

.mtg-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.mtg-input {
    width: 100%;
    padding: var(--mtg-space-sm) var(--mtg-space-md);
    background: var(--mtg-bg-input);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-sm);
    color: var(--mtg-text-primary);
    font-size: 1rem;
    font-family: var(--mtg-font-family);
    transition: var(--mtg-transition);
    -moz-appearance: textfield;
    appearance: textfield;
}

.mtg-input::-webkit-inner-spin-button,
.mtg-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.mtg-input:hover {
    border-color: var(--mtg-border-hover);
}

.mtg-input:focus {
    outline: 2px solid var(--mtg-border-focus);
    outline-offset: 2px;
    border-color: var(--mtg-border-focus);
    box-shadow: var(--mtg-shadow-glow);
}

.mtg-input.is-invalid {
    border-color: var(--mtg-danger);
    box-shadow: 0 0 0 1px var(--mtg-danger);
}

.mtg-input.is-valid {
    border-color: var(--mtg-success);
}

.mtg-input-prefix,
.mtg-input-suffix {
    position: absolute;
    color: var(--mtg-text-tertiary);
    font-size: 0.95rem;
    pointer-events: none;
    z-index: 1;
}

.mtg-input-prefix {
    left: var(--mtg-space-md);
}

.mtg-input-suffix {
    right: var(--mtg-space-md);
}

.mtg-input-prefix + .mtg-input {
    padding-left: 28px;
}

.mtg-input-wrapper:has(.mtg-input-suffix) .mtg-input {
    padding-right: 32px;
}

.mtg-input-flex {
    flex: 1;
}

.mtg-input-row {
    display: flex;
    gap: var(--mtg-space-sm);
    align-items: center;
}

.mtg-field-desc {
    font-size: 0.78rem;
    color: var(--mtg-text-tertiary);
}

.mtg-field-error {
    font-size: 0.78rem;
    color: var(--mtg-danger);
    min-height: 0;
}

.mtg-field-error:not(:empty) {
    min-height: 1.2em;
}

/* ==================== SELECT STYLES ==================== */
.mtg-select {
    width: 100%;
    padding: var(--mtg-space-sm) var(--mtg-space-md);
    padding-right: 36px;
    background: var(--mtg-bg-input);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-sm);
    color: var(--mtg-text-primary);
    font-size: 1rem;
    font-family: var(--mtg-font-family);
    cursor: pointer;
    transition: var(--mtg-transition);
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a5b0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.mtg-select:hover {
    border-color: var(--mtg-border-hover);
}

.mtg-select:focus {
    outline: 2px solid var(--mtg-border-focus);
    outline-offset: 2px;
}

/* ==================== TOGGLE GROUP (SEGMENTED) ==================== */
.mtg-toggle-group--segmented {
    display: flex;
    border-radius: var(--mtg-radius-sm);
    overflow: hidden;
    border: 1px solid var(--mtg-border);
    flex-shrink: 0;
}

.mtg-toggle-btn {
    padding: var(--mtg-space-sm) var(--mtg-space-md);
    background: var(--mtg-bg-input);
    border: none;
    color: var(--mtg-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--mtg-transition);
    font-family: var(--mtg-font-family);
    min-width: 44px;
}

.mtg-toggle-btn:not(:last-child) {
    border-right: 1px solid var(--mtg-border);
}

.mtg-toggle-btn:hover {
    background: var(--mtg-bg-card);
    color: var(--mtg-text-primary);
}

.mtg-toggle-btn:focus-visible {
    outline: 2px solid var(--mtg-border-focus);
    outline-offset: -2px;
    z-index: 1;
    position: relative;
}

.mtg-toggle-btn.is-active,
.mtg-toggle-btn[aria-checked="true"] {
    background: var(--mtg-accent-muted);
    color: var(--mtg-accent-hover);
    font-weight: 600;
}

/* ==================== PMI TOGGLE SWITCH ==================== */
.mtg-pmi-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--mtg-space-sm);
}

.mtg-toggle-switch {
    display: flex;
    align-items: center;
    gap: var(--mtg-space-sm);
    cursor: pointer;
    user-select: none;
}

.mtg-toggle-checkbox {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.mtg-toggle-slider {
    position: relative;
    width: 40px;
    height: 22px;
    background: var(--mtg-bg-input);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-full);
    transition: var(--mtg-transition);
    flex-shrink: 0;
}

.mtg-toggle-slider::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background: var(--mtg-text-tertiary);
    border-radius: 50%;
    transition: var(--mtg-transition);
}

.mtg-toggle-checkbox:checked + .mtg-toggle-slider {
    background: var(--mtg-accent);
    border-color: var(--mtg-accent);
}

.mtg-toggle-checkbox:checked + .mtg-toggle-slider::after {
    background: #fff;
    transform: translateX(18px);
}

.mtg-toggle-checkbox:focus-visible + .mtg-toggle-slider {
    outline: 2px solid var(--mtg-border-focus);
    outline-offset: 2px;
}

.mtg-toggle-label-text {
    font-size: 0.85rem;
    color: var(--mtg-text-secondary);
    font-weight: 500;
}

/* ==================== BUTTONS ==================== */
.mtg-actions {
    display: flex;
    gap: var(--mtg-space-sm);
    flex-wrap: wrap;
}

.mtg-button {
    display: inline-flex;
    align-items: center;
    gap: var(--mtg-space-xs);
    padding: var(--mtg-space-sm) var(--mtg-space-lg);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--mtg-transition);
    font-family: var(--mtg-font-family);
    white-space: nowrap;
    user-select: none;
    background: transparent;
    color: var(--mtg-text-secondary);
}

.mtg-button:hover {
    color: var(--mtg-text-primary);
}

.mtg-button:focus-visible {
    outline: 2px solid var(--mtg-border-focus);
    outline-offset: 2px;
}

.mtg-button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
}

.mtg-button-primary {
    background: var(--mtg-accent);
    border-color: var(--mtg-accent);
    color: #ffffff;
}

.mtg-button-primary:hover {
    background: var(--mtg-accent-hover);
    border-color: var(--mtg-accent-hover);
    color: #ffffff;
    box-shadow: var(--mtg-shadow-glow);
}

.mtg-button-secondary {
    background: var(--mtg-accent-muted);
    border-color: transparent;
    color: var(--mtg-text-primary);
}

.mtg-button-secondary:hover {
    background: rgba(59, 130, 246, 0.22);
}

.mtg-button-ghost {
    background: transparent;
    border-color: var(--mtg-border);
    color: var(--mtg-text-secondary);
}

.mtg-button-ghost:hover {
    background: var(--mtg-bg-card);
    border-color: var(--mtg-border-hover);
}

.mtg-button-sm {
    padding: var(--mtg-space-xs) var(--mtg-space-md);
    font-size: 0.8rem;
}

.mtg-icon-sm {
    flex-shrink: 0;
}

/* ==================== RESULTS DASHBOARD ==================== */
.mtg-results {
    margin-bottom: var(--mtg-space-lg);
}

.mtg-results-placeholder {
    text-align: center;
    padding: var(--mtg-space-2xl) var(--mtg-space-lg);
    background: var(--mtg-bg-card);
    border: 1px dashed var(--mtg-border);
    border-radius: var(--mtg-radius-lg);
}

.mtg-results-placeholder-icon {
    color: var(--mtg-text-tertiary);
    margin-bottom: var(--mtg-space-md);
}

.mtg-results-placeholder-text {
    color: var(--mtg-text-tertiary);
    font-size: 0.95rem;
    margin: 0;
    max-width: 400px;
    margin: 0 auto;
}

/* Hero Result Card */
.mtg-result-hero-card {
    background: linear-gradient(135deg, var(--mtg-accent-muted), rgba(59, 130, 246, 0.05));
    border: 1px solid var(--mtg-border);
    border-left: 4px solid var(--mtg-accent);
    border-radius: var(--mtg-radius-lg);
    padding: var(--mtg-space-lg) var(--mtg-space-xl);
    text-align: center;
    margin-bottom: var(--mtg-space-lg);
}

.mtg-result-hero-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--mtg-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--mtg-space-xs);
}

.mtg-result-hero-value {
    display: block;
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--mtg-accent-hover);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.mtg-result-hero-sub {
    display: block;
    font-size: 0.85rem;
    color: var(--mtg-text-tertiary);
    margin-top: var(--mtg-space-xs);
}

/* Result Cards Grid */
.mtg-result-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--mtg-space-sm);
    margin-bottom: var(--mtg-space-lg);
}

.mtg-result-card {
    background: var(--mtg-bg-card);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-md);
    padding: var(--mtg-space-md);
    transition: var(--mtg-transition);
}

.mtg-result-card:hover {
    border-color: var(--mtg-border-hover);
    box-shadow: var(--mtg-shadow-sm);
}

.mtg-result-card--highlight {
    border-left: 3px solid var(--mtg-accent);
    background: var(--mtg-accent-soft);
}

.mtg-result-card-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--mtg-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--mtg-space-xs);
}

.mtg-result-card-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--mtg-text-primary);
}

/* Affordability Status */
.mtg-affordability-status {
    background: var(--mtg-bg-card);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-md);
    padding: var(--mtg-space-md) var(--mtg-space-lg);
    margin-bottom: var(--mtg-space-lg);
    display: flex;
    align-items: center;
    gap: var(--mtg-space-md);
    flex-wrap: wrap;
}

.mtg-status-badge {
    display: flex;
    align-items: center;
    gap: var(--mtg-space-sm);
    padding: var(--mtg-space-xs) var(--mtg-space-md);
    border-radius: var(--mtg-radius-full);
    font-weight: 600;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.mtg-status-badge--comfortable {
    background: var(--mtg-success-bg);
    color: var(--mtg-success);
}

.mtg-status-badge--moderate {
    background: var(--mtg-info-bg);
    color: var(--mtg-info);
}

.mtg-status-badge--high {
    background: var(--mtg-warning-bg);
    color: var(--mtg-warning);
}

.mtg-status-badge--very-high {
    background: var(--mtg-danger-bg);
    color: var(--mtg-danger);
}

.mtg-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}

.mtg-status-message {
    margin: 0;
    font-size: 0.9rem;
    color: var(--mtg-text-secondary);
    flex: 1;
}

/* Result Actions */
.mtg-result-actions {
    display: flex;
    gap: var(--mtg-space-sm);
    flex-wrap: wrap;
}

/* ==================== WARNINGS ==================== */
.mtg-warnings {
    margin-bottom: var(--mtg-space-lg);
}

.mtg-warning-item {
    display: flex;
    align-items: flex-start;
    gap: var(--mtg-space-sm);
    padding: var(--mtg-space-md);
    margin-bottom: var(--mtg-space-sm);
    border-radius: var(--mtg-radius-sm);
    font-size: 0.85rem;
    line-height: 1.5;
}

.mtg-warning-item--info {
    background: var(--mtg-info-bg);
    color: var(--mtg-info);
    border-left: 3px solid var(--mtg-info);
}

.mtg-warning-item--warning {
    background: var(--mtg-warning-bg);
    color: var(--mtg-warning);
    border-left: 3px solid var(--mtg-warning);
}

.mtg-warning-item--danger {
    background: var(--mtg-danger-bg);
    color: var(--mtg-danger);
    border-left: 3px solid var(--mtg-danger);
}

.mtg-warning-icon {
    flex-shrink: 0;
    margin-top: 1px;
}

/* ==================== FORMULA SECTION ==================== */
.mtg-formula-section {
    margin-bottom: var(--mtg-space-xl);
}

.mtg-formula-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--mtg-text-primary);
    margin: 0 0 var(--mtg-space-md);
}

.mtg-formula-card {
    background: var(--mtg-bg-card);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-md);
    padding: var(--mtg-space-lg);
    margin-bottom: var(--mtg-space-md);
}

.mtg-formula-main {
    margin-bottom: var(--mtg-space-md);
}

.mtg-formula-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--mtg-text-secondary);
    margin-bottom: var(--mtg-space-sm);
}

.mtg-formula-code {
    display: block;
    font-family: var(--mtg-font-mono);
    font-size: 0.9rem;
    background: var(--mtg-bg-input);
    padding: var(--mtg-space-md);
    border-radius: var(--mtg-radius-sm);
    color: var(--mtg-accent-hover);
    word-break: break-all;
    line-height: 1.8;
}

.mtg-formula-code sup {
    font-size: 0.75em;
}

.mtg-formula-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.mtg-formula-list li {
    padding: var(--mtg-space-xs) 0;
    font-size: 0.85rem;
    color: var(--mtg-text-secondary);
}

.mtg-formula-list li strong {
    color: var(--mtg-text-primary);
}

.mtg-formula-subtitle {
    font-size: 1rem;
    font-weight: 600;
    color: var(--mtg-text-primary);
    margin: 0 0 var(--mtg-space-sm);
}

.mtg-formula-worked-content {
    font-size: 0.85rem;
    color: var(--mtg-text-secondary);
    line-height: 1.7;
}

/* ==================== EDUCATIONAL CONTENT ==================== */
.mtg-education {
    margin-bottom: var(--mtg-space-2xl);
}

.mtg-edu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--mtg-space-lg);
}

.mtg-edu-card {
    background: var(--mtg-bg-secondary);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-lg);
    padding: var(--mtg-space-lg);
}

.mtg-edu-card--disclaimer {
    grid-column: 1 / -1;
    border-left: 4px solid var(--mtg-warning);
    background: var(--mtg-warning-bg);
}

.mtg-edu-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--mtg-text-primary);
    margin: 0 0 var(--mtg-space-sm);
}

.mtg-edu-card p {
    font-size: 0.9rem;
    color: var(--mtg-text-secondary);
    margin: 0;
    line-height: 1.65;
}

/* ==================== FAQ SECTION ==================== */
.mtg-faq {
    margin-bottom: var(--mtg-space-2xl);
}

.mtg-faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--mtg-space-sm);
}

.mtg-faq-item {
    background: var(--mtg-bg-secondary);
    border: 1px solid var(--mtg-border);
    border-radius: var(--mtg-radius-md);
    padding: var(--mtg-space-lg);
}

.mtg-faq-question {
    font-size: 1rem;
    font-weight: 700;
    color: var(--mtg-text-primary);
    margin: 0 0 var(--mtg-space-sm);
}

.mtg-faq-answer p {
    font-size: 0.9rem;
    color: var(--mtg-text-secondary);
    margin: 0;
    line-height: 1.65;
}

/* ==================== RESPONSIVE ==================== */
@container (max-width: 600px) {
    .mtg-input-grid {
        grid-template-columns: 1fr;
    }

    .mtg-mode-tab-label {
        display: none;
    }

    .mtg-mode-tab {
        padding: var(--mtg-space-sm);
        justify-content: center;
    }

    .mtg-result-cards {
        grid-template-columns: 1fr 1fr;
    }

    .mtg-edu-grid {
        grid-template-columns: 1fr;
    }

    .mtg-hero-title {
        font-size: 1.6rem;
    }

    .mtg-result-hero-value {
        font-size: 2rem;
    }

    .mtg-result-actions {
        flex-direction: column;
    }

    .mtg-result-actions .mtg-button {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .mtg-tool {
        padding: var(--mtg-space-md);
    }

    .mtg-hero {
        padding: var(--mtg-space-lg) var(--mtg-space-md);
    }

    .mtg-hero-title {
        font-size: 1.7rem;
    }

    .mtg-calculator {
        padding: var(--mtg-space-md);
    }

    .mtg-input-grid {
        grid-template-columns: 1fr;
    }

    .mtg-result-cards {
        grid-template-columns: 1fr 1fr;
    }

    .mtg-edu-grid {
        grid-template-columns: 1fr;
    }

    .mtg-mode-tabs {
        flex-wrap: nowrap;
    }

    .mtg-mode-tab {
        font-size: 0.78rem;
        padding: var(--mtg-space-sm);
    }

    .mtg-result-hero-card {
        padding: var(--mtg-space-md);
    }

    .mtg-result-hero-value {
        font-size: 2.2rem;
    }

    .mtg-actions {
        flex-direction: column;
    }

    .mtg-actions .mtg-button {
        justify-content: center;
        width: 100%;
    }

    .mtg-affordability-status {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 400px) {
    .mtg-result-cards {
        grid-template-columns: 1fr;
    }

    .mtg-hero-title {
        font-size: 1.4rem;
    }

    .mtg-section-title {
        font-size: 1.2rem;
    }

    .mtg-result-hero-value {
        font-size: 1.8rem;
    }
}

/* ==================== PRINT STYLES ==================== */
@media print {
    .mtg-tool {
        background: #fff;
        color: #000;
        max-width: 100%;
    }

    .mtg-button,
    .mtg-mode-tabs,
    .mtg-result-actions,
    .mtg-warnings,
    .mtg-hero-disclaimer {
        display: none;
    }

    .mtg-result-card,
    .mtg-result-hero-card {
        border: 1px solid #ccc;
        background: #f9f9f9;
    }
}

/* ==================== REDUCED MOTION ==================== */
@media (prefers-reduced-motion: reduce) {
    .mtg-tool *,
    .mtg-tool *::before,
    .mtg-tool *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}

/* ==================== FOCUS VISIBLE ==================== */
.mtg-tool :focus-visible {
    outline: 2px solid var(--mtg-border-focus);
    outline-offset: 2px;
}

.mtg-tool :focus:not(:focus-visible) {
    outline: none;
}