/**
 * Methodology Page Styles
 *
 * Modern, engaging design for methodology page
 * Features: gradient hero, card grids, hover effects, responsive layout
 *
 * @package MattressProtectorReviews
 * @version 2.0.0
 */

/* ============================================================================
   Hero Section - Gradient Background
   ========================================================================= */

.methodology-hero {
    background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 50%, #3b82f6 100%);
    padding: 4rem 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.methodology-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.methodology-hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.methodology-hero-icon {
    font-size: 4rem;
    line-height: 1;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.methodology-hero-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin: 0 0 1rem;
    line-height: 1.1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.methodology-hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    line-height: 1.6;
    font-weight: 400;
}

/* Tablet Hero */
@media (max-width: 768px) {
    .methodology-hero {
        padding: 3rem 1.5rem;
    }

    .methodology-hero-icon {
        font-size: 3rem;
    }

    .methodology-hero-title {
        font-size: 2rem;
    }

    .methodology-hero-subtitle {
        font-size: 1.125rem;
    }
}

/* Mobile Hero */
@media (max-width: 480px) {
    .methodology-hero {
        padding: 2.5rem 1rem;
    }

    .methodology-hero-title {
        font-size: 1.75rem;
    }

    .methodology-hero-subtitle {
        font-size: 1rem;
    }
}

/* ============================================================================
   Container - Consistent Max Width
   ========================================================================= */

.methodology-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (max-width: 768px) {
    .methodology-container {
        padding: 0 1rem;
    }
}

/* ============================================================================
   Overview Cards Section
   ========================================================================= */

.methodology-overview {
    padding: 4rem 0;
    background: var(--white);
}

.methodology-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.methodology-overview-card {
    background: var(--layer-2);
    border: none;  /* Removed border for depth system */
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-slow);
    box-shadow: var(--shadow-medium);
}

.methodology-overview-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-large);
}

.methodology-overview-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    color: var(--blue-600);
    background: rgba(37, 99, 235, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.methodology-overview-icon-green {
    color: var(--green-600);
    background: rgba(16, 185, 129, 0.1);
}

.methodology-overview-icon-purple {
    color: #8b5cf6;
    background: rgba(139, 92, 246, 0.1);
}

.methodology-overview-card:hover .methodology-overview-icon {
    transform: scale(1.1);
}

.methodology-overview-icon svg {
    width: 36px;
    height: 36px;
    stroke-width: 2;
}

.methodology-overview-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 0.75rem;
    line-height: 1.3;
}

.methodology-overview-description {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.6;
}

/* Tablet Overview */
@media (max-width: 768px) {
    .methodology-overview {
        padding: 3rem 0;
    }

    .methodology-overview-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* ============================================================================
   Section Headers
   ========================================================================= */

.methodology-section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin: 0 0 1rem;
    line-height: 1.2;
    text-align: center;
}

.methodology-section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin: 0 auto 3rem;
    line-height: 1.6;
    text-align: center;
    max-width: 700px;
}

@media (max-width: 768px) {
    .methodology-section-title {
        font-size: 2rem;
    }

    .methodology-section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
}

/* ============================================================================
   Pillars Section
   ========================================================================= */

.methodology-pillars {
    padding: 4rem 0;
    background: var(--gray-50);
}

.methodology-pillars-header {
    margin-bottom: 3rem;
}

.methodology-pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.methodology-pillar-card {
    background: var(--layer-2);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: none;  /* Removed border for depth system */
    transition: all var(--transition-slow);
    box-shadow: var(--shadow-medium);
}

.methodology-pillar-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
}

.methodology-pillar-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.methodology-pillar-number {
    width: 32px;
    height: 32px;
    background: var(--gray-900);
    color: var(--white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.methodology-pillar-icon {
    font-size: 1.75rem;
    line-height: 1;
    flex-shrink: 0;
}

.methodology-pillar-weight {
    margin-left: auto;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.methodology-pillar-weight.weight-high {
    background: rgba(16, 185, 129, 0.15);
    color: var(--green-600);
}

.methodology-pillar-weight.weight-medium {
    background: rgba(245, 158, 11, 0.15);
    color: var(--yellow-500);
}

.methodology-pillar-weight.weight-low {
    background: var(--gray-200);
    color: var(--gray-700);
}

.methodology-pillar-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 0.75rem;
    line-height: 1.3;
}

.methodology-pillar-description {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.6;
}

/* Tablet Pillars */
@media (max-width: 768px) {
    .methodology-pillars {
        padding: 3rem 0;
    }

    .methodology-pillars-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .methodology-pillar-card {
        padding: 1.5rem;
    }
}

/* ============================================================================
   Resources & Citations Section
   ========================================================================= */

.methodology-resources {
	padding: 4rem 0;
	background: var(--white);
}

.methodology-resources-header {
	margin-bottom: 3rem;
}

.methodology-citations-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 1.5rem;
}

.methodology-citation-card {
	display: flex;
	align-items: center;
	gap: 1rem;
	background: var(--layer-2);
	border: none;  /* Removed border for depth system */
	border-radius: var(--radius-lg);
	padding: 1.25rem 1.5rem;
	text-decoration: none;
	transition: all var(--transition-slow);
	box-shadow: var(--shadow-medium);
}

.methodology-citation-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-large);
}

.citation-number {
	width: 48px;
	height: 48px;
	background: var(--blue-600);
	color: var(--white);
	border-radius: 10px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 700;
	font-size: 0.875rem;
	flex-shrink: 0;
	transition: all 0.3s ease;
}

.methodology-citation-card:hover .citation-number {
	background: var(--blue-700);
	transform: scale(1.05);
}

.citation-title {
	flex: 1;
	font-size: 0.9375rem;
	font-weight: 600;
	color: var(--gray-900);
	line-height: 1.5;
	transition: color 0.3s ease;
}

.methodology-citation-card:hover .citation-title {
	color: var(--blue-600);
}

.citation-link {
	width: 24px;
	height: 24px;
	color: var(--gray-400);
	flex-shrink: 0;
	transition: all 0.3s ease;
}

.citation-link svg {
	width: 100%;
	height: 100%;
}

.methodology-citation-card:hover .citation-link {
	color: var(--blue-600);
	transform: translateX(2px);
}

/* Tablet Resources */
@media (max-width: 768px) {
	.methodology-resources {
		padding: 3rem 0;
	}

	.methodology-citations-grid {
		grid-template-columns: 1fr;
		gap: 1rem;
	}

	.methodology-citation-card {
		padding: 1rem 1.25rem;
	}

	.citation-number {
		width: 40px;
		height: 40px;
		font-size: 0.8125rem;
	}

	.citation-title {
		font-size: 0.875rem;
	}
}

/* ============================================================================
   Process Section
   ========================================================================= */

.methodology-process {
    padding: 4rem 0;
    background: var(--white);
}

.methodology-process-content {
    max-width: 900px;
    margin: 0 auto;
}

.methodology-process-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: none;
}

.methodology-process-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 2px solid var(--gray-200);
}

.methodology-process-step:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.methodology-process-step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: var(--white);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.75rem;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.methodology-process-step-content {
    flex: 1;
}

.methodology-process-step-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 0.75rem;
    line-height: 1.3;
}

.methodology-process-step-description {
    font-size: 1rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.7;
}

/* Tablet Process */
@media (max-width: 768px) {
    .methodology-process {
        padding: 3rem 0;
    }

    .methodology-process-step {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
        padding-bottom: 2rem;
    }

    .methodology-process-step-number {
        width: 56px;
        height: 56px;
        font-size: 1.5rem;
    }

    .methodology-process-step-title {
        font-size: 1.25rem;
    }
}

/* ============================================================================
   Trust Section
   ========================================================================= */

.methodology-trust {
    padding: 4rem 0;
    background: var(--gray-50);
}

.methodology-trust-content {
    max-width: 1000px;
    margin: 0 auto;
}

.methodology-trust-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.methodology-trust-item {
    background: var(--layer-2);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: none;  /* Removed border for depth system */
    transition: all var(--transition-slow);
    box-shadow: var(--shadow-medium);
}

.methodology-trust-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
}

.methodology-trust-icon {
    width: 48px;
    height: 48px;
    color: var(--green-600);
    margin-bottom: 1rem;
    stroke-width: 2;
}

.methodology-trust-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 0.5rem;
    line-height: 1.3;
}

.methodology-trust-description {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.6;
}

/* Tablet Trust */
@media (max-width: 768px) {
    .methodology-trust {
        padding: 3rem 0;
    }

    .methodology-trust-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* ============================================================================
   CTA Section
   ========================================================================= */

.methodology-cta {
    padding: 5rem 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 50%, #2563eb 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.methodology-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.08) 0%, transparent 60%),
        radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.methodology-cta-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.methodology-cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin: 0 0 1rem;
    line-height: 1.2;
}

.methodology-cta-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.95);
    margin: 0 0 2rem;
    line-height: 1.6;
}

.methodology-cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2.5rem;
    background: var(--white);
    color: var(--blue-700);
    font-size: 1.125rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.methodology-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    background: var(--gray-100);
}

.methodology-cta-button svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.methodology-cta-button:hover svg {
    transform: translateX(4px);
}

.methodology-cta-secondary {
    margin-top: 2rem;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.methodology-cta-link {
    color: var(--white);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: opacity 0.2s ease;
}

.methodology-cta-link:hover {
    opacity: 0.8;
}

/* Tablet CTA */
@media (max-width: 768px) {
    .methodology-cta {
        padding: 4rem 0;
    }

    .methodology-cta-title {
        font-size: 2rem;
    }

    .methodology-cta-description {
        font-size: 1rem;
    }

    .methodology-cta-button {
        font-size: 1rem;
        padding: 0.875rem 2rem;
    }
}

/* Mobile CTA */
@media (max-width: 480px) {
    .methodology-cta {
        padding: 3rem 0;
    }

    .methodology-cta-title {
        font-size: 1.75rem;
    }

    .methodology-cta-button {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================================================
   Accessibility
   ========================================================================= */

/* Focus Styles */
.methodology-overview-card:focus,
.methodology-pillar-card:focus,
.methodology-citation-card:focus,
.methodology-trust-item:focus,
.methodology-cta-button:focus,
.methodology-cta-link:focus {
    outline: 3px solid var(--blue-600);
    outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .methodology-overview-card,
    .methodology-pillar-card,
    .methodology-citation-card,
    .methodology-trust-item,
    .methodology-cta-button,
    .methodology-process-step-number,
    .methodology-overview-icon,
    .citation-number,
    .citation-link {
        transition: none;
    }

    .methodology-overview-card:hover,
    .methodology-pillar-card:hover,
    .methodology-citation-card:hover,
    .methodology-trust-item:hover,
    .methodology-cta-button:hover {
        transform: none;
    }

    .methodology-cta-button:hover svg,
    .methodology-citation-card:hover .citation-link,
    .methodology-citation-card:hover .citation-number {
        transform: none;
    }
}

/* Print Styles */
@media print {
    .methodology-hero,
    .methodology-cta {
        background: var(--white);
        color: var(--black);
    }

    .methodology-hero-title,
    .methodology-cta-title {
        color: var(--black);
    }

    .methodology-overview-card,
    .methodology-pillar-card,
    .methodology-citation-card,
    .methodology-trust-item {
        break-inside: avoid;
        border: 1px solid var(--gray-300);
    }
}