/* ======================================================

1. CSS VARIABLES
====================================================== */
:root {
--pa-primary: #4A3426;
--pa-secondary: #B88A3B;
--pa-bg: #FAF8F5;
--pa-white: #FFFFFF;
--pa-border: #E7E2DB;
--pa-text: #333333;
--pa-text-light: #666666;
--pa-font-heading: 'Poppins', system-ui, -apple-system, sans-serif;
--pa-font-body: 'Inter', system-ui, -apple-system, sans-serif;
--pa-text-sm: 0.85rem;
--pa-text-base: 1rem;
--pa-text-md: 1.1rem;
--pa-text-lg: 1.25rem;
--pa-spacing-xs: 4px;
--pa-spacing-sm: 8px;
--pa-spacing-md: 16px;
--pa-spacing-lg: 24px;
--pa-spacing-xl: 32px;
--pa-spacing-xxl: 40px;
--pa-section-spacing: clamp(48px, 6vw, 80px);
--pa-container: 1200px;
--pa-container-ultrawide: 1500px;
--pa-container-pad: clamp(20px, 4vw, 48px);
--pa-radius-sm: 8px;
--pa-radius-md: 16px;
--pa-radius-lg: 24px;
--pa-radius-pill: 30px;
--pa-shadow-sm: 0 4px 16px rgba(74, 52, 38, 0.04);
--pa-shadow-md: 0 12px 32px rgba(74, 52, 38, 0.08);
--pa-shadow-lg: 0 20px 48px rgba(74, 52, 38, 0.12);
--pa-ease: cubic-bezier(0.25, 0.8, 0.25, 1);
--pa-transition-fast: 0.2s var(--pa-ease);
--pa-transition-normal: 0.3s var(--pa-ease);
--pa-transition-slow: 0.5s var(--pa-ease);
}

/* ======================================================
2. GLOBAL RESET
====================================================== */
*, *::before, *::after {
box-sizing: border-box;
}

::selection {
background: var(--pa-secondary);
color: var(--pa-white);
}

body.post-type-archive-course {
background-color: var(--pa-bg);
font-family: var(--pa-font-body);
color: var(--pa-text);
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
text-rendering: optimizeLegibility;
}

/* ======================================================
3. SHARED LAYOUT
====================================================== */
.pa-course-archive,
.pa-course-category,
.pa-course-archive__hero,
.pa-taxonomy-hero,
.pa-course-archive__grid-section {
width: 100%;
}

.pa-archive-hero__container,
.pa-archive-listing__container,
.pa-archive-empty__container,
.pa-archive-cta__container,
.pa-course-archive .pa-container,
.pa-course-category .pa-container {
width: 100%;
max-width: var(--pa-container);
margin: 0 auto;
padding-left: var(--pa-container-pad);
padding-right: var(--pa-container-pad);
}

.pa-course-archive .pa-container,
.pa-course-category .pa-container {
max-width: 1280px;
padding-left: 24px;
padding-right: 24px;
}

/* ======================================================
4. BUTTONS
====================================================== */
.pa-btn {
display: inline-flex;
align-items: center;
justify-content: center;
padding: 14px 28px;
border-radius: var(--pa-radius-sm);
font-family: var(--pa-font-heading);
font-weight: 600;
font-size: var(--pa-text-base);
text-decoration: none;
cursor: pointer;
text-align: center;
border: 2px solid transparent;
line-height: 1.5;
width: 100%;
transition:
background-color var(--pa-transition-fast),
color var(--pa-transition-fast),
border-color var(--pa-transition-fast),
box-shadow var(--pa-transition-fast),
transform var(--pa-transition-fast);
}

.pa-btn:active {
transform: scale(0.98);
}

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

.pa-btn-primary:hover,
.pa-btn-primary:focus-visible {
background-color: var(--pa-secondary);
color: var(--pa-white);
}

.pa-btn-outline {
background-color: transparent;
border-color: var(--pa-primary);
color: var(--pa-primary);
}

.pa-btn-outline:hover,
.pa-btn-outline:focus-visible {
background-color: var(--pa-primary);
color: var(--pa-white);
}

/* ======================================================
5. ARCHIVE HERO
====================================================== */
.pa-archive-hero {
background-color: var(--pa-white);
padding: calc(var(--pa-section-spacing) + var(--pa-spacing-xxl)) 0 var(--pa-section-spacing);
border-bottom: 1px solid var(--pa-border);
}

.pa-archive-hero__container {
display: grid;
grid-template-columns: 1fr;
gap: var(--pa-spacing-xxl);
align-items: center;
text-align: center;
}

.pa-archive-hero__badge {
display: inline-block;
background-color: rgba(184, 138, 59, 0.1);
color: var(--pa-secondary);
font-family: var(--pa-font-heading);
font-weight: 600;
font-size: var(--pa-text-sm);
text-transform: uppercase;
letter-spacing: 1px;
padding: var(--pa-spacing-sm) var(--pa-spacing-md);
border-radius: var(--pa-radius-pill);
margin-bottom: var(--pa-spacing-lg);
margin-inline: auto;
}

.pa-archive-hero__title {
font-family: var(--pa-font-heading);
font-size: clamp(2rem, 5vw, 4rem);
color: var(--pa-primary);
font-weight: 800;
line-height: 1.15;
margin: 0 0 var(--pa-spacing-lg);
}

.pa-archive-hero__description {
font-size: clamp(1rem, 2vw, 1.25rem);
line-height: 1.7;
color: var(--pa-text-light);
margin: 0 auto var(--pa-spacing-xxl);
max-width: 42rem;
}

/* ======================================================
6. ARCHIVE HERO IMAGE
====================================================== */
.pa-archive-hero__media {
display: none;
width: 100%;
aspect-ratio: 4 / 3;
background-color: var(--pa-bg);
border-radius: var(--pa-radius-md);
border: 2px dashed var(--pa-border);
align-items: center;
justify-content: center;
}

.pa-archive-hero__image {
width: 100%;
height: auto;
display: block;
border-radius: 20px;
object-fit: cover;
box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

/* ======================================================
7. ARCHIVE STATS
====================================================== */
.pa-archive-hero__stats {
display: grid;
grid-template-columns: 1fr;
gap: var(--pa-spacing-md);
margin-bottom: var(--pa-spacing-xxl);
justify-content: center;
}

.pa-archive-hero__stat {
background: var(--pa-bg);
padding: var(--pa-spacing-lg);
border-radius: var(--pa-radius-md);
text-align: center;
border: 1px solid var(--pa-border);
height: 100%;
transition:
transform var(--pa-transition-normal),
border-color var(--pa-transition-normal),
box-shadow var(--pa-transition-normal);
}

.pa-archive-hero__stat:hover {
transform: translateY(-4px);
border-color: var(--pa-secondary);
box-shadow: var(--pa-shadow-sm);
}

.pa-archive-hero__number {
display: block;
font-family: var(--pa-font-heading);
font-size: clamp(2rem, 4vw, 2.5rem);
font-weight: 700;
color: var(--pa-secondary);
line-height: 1;
margin-bottom: var(--pa-spacing-sm);
}

.pa-archive-hero__label {
font-size: var(--pa-text-sm);
color: var(--pa-text-light);
text-transform: uppercase;
letter-spacing: 1px;
font-weight: 600;
}

/* ======================================================
8. ARCHIVE ACTIONS
====================================================== */
.pa-archive-hero__actions {
display: flex;
flex-direction: column;
gap: var(--pa-spacing-md);
justify-content: center;
width: 100%;
}

/* ======================================================
9. ARCHIVE GRID
====================================================== */
.pa-archive-listing {
padding: var(--pa-section-spacing) 0;
background-color: var(--pa-bg);
}

.pa-archive-category {
margin-bottom: var(--pa-section-spacing);
scroll-margin-top: 120px;
}

.pa-archive-category:last-child {
margin-bottom: 0;
}

.pa-archive-category__title {
font-family: var(--pa-font-heading);
font-size: clamp(1.75rem, 4vw, 2.5rem);
color: var(--pa-primary);
font-weight: 700;
margin: 0 0 var(--pa-spacing-xxl);
padding-bottom: var(--pa-spacing-md);
position: relative;
transition: color var(--pa-transition-normal);
}

.pa-archive-category__title::after {
content: '';
position: absolute;
left: 0;
bottom: 0;
width: 80px;
height: 4px;
background-color: var(--pa-secondary);
border-radius: 2px;
transition: width var(--pa-transition-normal);
}

.pa-archive-category:hover .pa-archive-category__title {
color: var(--pa-secondary);
}

.pa-archive-category:hover .pa-archive-category__title::after {
width: 120px;
}

.pa-archive-grid {
display: grid;
grid-template-columns: 1fr;
gap: var(--pa-spacing-xl);
}

/* ======================================================
10. COURSE CARD
====================================================== */
.pa-archive-card {
background-color: var(--pa-white);
border-radius: var(--pa-radius-md);
border: 1px solid var(--pa-border);
box-shadow: var(--pa-shadow-sm);
display: flex;
flex-direction: column;
overflow: hidden;
height: 100%;
isolation: isolate;
transition:
transform var(--pa-transition-normal),
box-shadow var(--pa-transition-normal),
border-color var(--pa-transition-normal);
}

.pa-archive-card:hover,
.pa-archive-card:focus-within {
transform: translateY(-4px);
box-shadow: var(--pa-shadow-md);
border-color: var(--pa-secondary);
}

.pa-archive-card__media {
width: 100%;
aspect-ratio: 3 / 2;
position: relative;
overflow: hidden;
background: #f7f7f7;
border-bottom: 1px solid var(--pa-border);
}

.pa-archive-card__image-link {
display: block;
width: 100%;
height: 100%;
}

.pa-archive-card__image {
width: 100%;
height: 100%;
display: block;
object-fit: cover;
object-position: center;
opacity: 0;
animation: paImageFade 0.4s ease forwards;
transition:
transform var(--pa-transition-slow),
filter var(--pa-transition-normal);
}

@keyframes paImageFade {
to { opacity: 1; }
}

.pa-archive-card:hover .pa-archive-card__image,
.pa-archive-card:focus-within .pa-archive-card__image {
transform: scale(1.05);
filter: brightness(1.03);
}

.pa-archive-card__content {
padding: var(--pa-spacing-lg);
display: flex;
flex-direction: column;
flex-grow: 1;
background-color: var(--pa-white);
z-index: 2;
}

.pa-archive-card__badge {
align-self: flex-start;
background-color: rgba(184, 138, 59, 0.1);
color: var(--pa-secondary);
font-size: var(--pa-text-sm);
font-weight: 600;
text-transform: uppercase;
padding: 6px var(--pa-spacing-md);
border-radius: var(--pa-radius-pill);
margin-bottom: var(--pa-spacing-md);
}

.pa-archive-card__title {
font-family: var(--pa-font-heading);
font-size: var(--pa-text-lg);
margin: 0 0 12px;
line-height: 1.4;
min-height: 3em;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
overflow: hidden;
}

.pa-archive-card__title a {
color: var(--pa-primary);
text-decoration: none;
transition: color var(--pa-transition-fast);
}

.pa-archive-card__title a:hover,
.pa-archive-card__title a:focus {
color: var(--pa-secondary);
outline: none;
}

.pa-archive-card__excerpt {
font-size: 0.95rem;
color: var(--pa-text-light);
line-height: 1.6;
margin-bottom: var(--pa-spacing-lg);
min-height: 4.8em;
display: -webkit-box;
-webkit-line-clamp: 3;
-webkit-box-orient: vertical;
overflow: hidden;
}

.pa-archive-card__meta {
margin-bottom: var(--pa-spacing-xl);
padding-top: var(--pa-spacing-lg);
border-top: 1px solid var(--pa-border);
display: grid;
gap: 10px;
}

.pa-archive-card__meta-item {
font-size: 0.9rem;
color: var(--pa-text);
display: flex;
align-items: flex-start;
flex-direction: column;
gap: 2px;
}

.pa-archive-card__meta-item strong {
color: var(--pa-primary);
min-width: 80px;
}

.pa-archive-card__actions {
display: flex;
flex-direction: column;
gap: var(--pa-spacing-md);
margin-top: auto;
align-items: stretch;
}

.pa-archive-card__button {
width: 100%;
padding: 12px var(--pa-spacing-md);
font-size: 0.95rem;
}

/* ======================================================
11. EMPTY STATE
====================================================== */
.pa-archive-empty {
padding: var(--pa-section-spacing) 0;
}

.pa-archive-empty__card {
background-color: var(--pa-white);
border: 2px dashed var(--pa-border);
border-radius: var(--pa-radius-md);
padding: clamp(48px, 8vw, 80px) var(--pa-spacing-lg);
text-align: center;
max-width: 800px;
margin: 0 auto;
box-shadow: var(--pa-shadow-sm);
}

.pa-archive-empty__media {
height: 120px;
width: 120px;
margin: 0 auto var(--pa-spacing-xl);
background-color: var(--pa-bg);
border-radius: 50%;
position: relative;
}

.pa-archive-empty__media::after {
content: '?';
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
font-family: var(--pa-font-heading);
font-size: 3rem;
color: var(--pa-border);
}

.pa-archive-empty__title {
font-family: var(--pa-font-heading);
font-size: clamp(1.75rem, 4vw, 2.5rem);
color: var(--pa-primary);
margin: 0 0 var(--pa-spacing-md);
font-weight: 700;
}

.pa-archive-empty__description {
color: var(--pa-text-light);
font-size: var(--pa-text-md);
max-width: 600px;
margin: 0 auto var(--pa-spacing-xxl);
line-height: 1.6;
}

.pa-archive-empty__actions {
display: flex;
flex-direction: column;
gap: var(--pa-spacing-md);
align-items: center;
}

/* ======================================================
12. PAGINATION
====================================================== */

/* ======================================================
13. ARCHIVE CTA
====================================================== */
.pa-archive-cta {
padding: var(--pa-section-spacing) 0;
background-color: var(--pa-white);
}

.pa-archive-cta__content {
background: linear-gradient(135deg, var(--pa-primary) 0%, #302117 100%);
border-radius: var(--pa-radius-lg);
padding: clamp(48px, 8vw, 80px) var(--pa-spacing-lg);
text-align: center;
box-shadow: var(--pa-shadow-lg);
position: relative;
overflow: hidden;
}

.pa-archive-cta__content::before {
content: '';
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 6px;
background-color: var(--pa-secondary);
}

.pa-archive-cta__title {
font-family: var(--pa-font-heading);
font-size: clamp(1.75rem, 5vw, 3rem);
color: var(--pa-white);
margin: 0 0 20px;
font-weight: 700;
}

.pa-archive-cta__description {
font-size: clamp(1rem, 2vw, 1.25rem);
color: rgba(255, 255, 255, 0.85);
max-width: 760px;
margin: 0 auto var(--pa-spacing-xxl);
line-height: 1.6;
}

.pa-archive-cta__actions {
display: flex;
flex-direction: column;
gap: var(--pa-spacing-md);
align-items: center;
}

.pa-archive-cta .pa-btn-primary {
background-color: var(--pa-secondary);
color: var(--pa-primary);
}

.pa-archive-cta .pa-btn-primary:hover,
.pa-archive-cta .pa-btn-primary:focus-visible {
background-color: var(--pa-white);
}

.pa-archive-cta .pa-btn-outline {
border-color: rgba(255, 255, 255, 0.3);
color: var(--pa-white);
}

.pa-archive-cta .pa-btn-outline:hover,
.pa-archive-cta .pa-btn-outline:focus-visible {
background-color: rgba(255, 255, 255, 0.1);
border-color: var(--pa-white);
}

/* ======================================================
14. RESPONSIVE BREAKPOINTS
====================================================== */

/* Tablet */
@media (min-width: 768px) {
.pa-btn {
width: auto;
}
.pa-archive-hero__actions,
.pa-archive-empty__actions,
.pa-archive-cta__actions {
flex-direction: row;
}
.pa-archive-hero__stats {
grid-template-columns: repeat(3, 1fr);
}
.pa-archive-card__content {
padding: var(--pa-spacing-xl);
}
.pa-archive-card__meta-item {
flex-direction: row;
gap: var(--pa-spacing-sm);
}
.pa-archive-grid {
grid-template-columns: repeat(2, 1fr);
}
.pa-archive-card__actions {
display: grid;
grid-template-columns: 1fr 1fr;
}
.pa-archive-empty__media {
height: 160px;
width: 160px;
}
}

/* Desktop */
@media (min-width: 1024px) {
.pa-archive-grid {
grid-template-columns: repeat(3, 1fr);
gap: 40px;
}
.pa-archive-hero__container {
grid-template-columns: 1fr 1fr;
text-align: left;
}
.pa-archive-hero__badge,
.pa-archive-hero__description {
margin-inline: 0;
}
.pa-archive-hero__stats,
.pa-archive-hero__actions {
justify-content: flex-start;
}
.pa-archive-hero__media {
display: flex;
}
}

/* Large Desktop */
@media (min-width: 1280px) {
.pa-archive-hero__container {
grid-template-columns: 1.2fr 0.8fr;
}
.pa-archive-hero__container,
.pa-archive-listing__container,
.pa-archive-empty__container,
.pa-archive-cta__container {
max-width: var(--pa-container-ultrawide);
}
.pa-archive-grid {
grid-template-columns: repeat(4, 1fr);
}
}

/* ======================================================
15. ACCESSIBILITY
====================================================== */
a:focus-visible,
button:focus-visible,
.pa-btn:focus-visible,
.pa-archive-card:focus-visible,
.pa-archive-card__image-link:focus-visible {
outline: 3px solid var(--pa-secondary);
outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
*,
*::before,
*::after {
animation-duration: 0.01ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.01ms !important;
scroll-behavior: auto !important;
}
.pa-archive-hero__stat:hover,
.pa-archive-card:hover,
.pa-archive-card:focus-within {
transform: none;
}
.pa-archive-card:hover .pa-archive-card__image,
.pa-archive-card:focus-within .pa-archive-card__image {
transform: none;
}
.pa-archive-category:hover .pa-archive-category__title::after {
width: 80px;
}
}

/* ======================================================
16. PRINT STYLES
====================================================== */
@media print {
.pa-archive-hero__actions,
.pa-archive-cta,
.pa-btn,
.pa-archive-card__actions {
display: none !important;
}
body,
.pa-archive-listing,
.pa-archive-hero,
.pa-archive-card {
background-color: var(--pa-white) !important;
color: #000 !important;
}
.pa-archive-card {
box-shadow: none !important;
border: 1px solid #ddd !important;
break-inside: avoid;
page-break-inside: avoid;
}
.pa-archive-hero__media {
display: none !important;
}
* {
color: #000 !important;
}
}