/* ==========================================================================
   LIST FILTER COMPONENT
   Search, filtering, and view controls for list pages
   ========================================================================== */

:root {
    --filter-bg: #ffffff;
    --filter-border: #e5e7eb;
    --filter-text: #111111;
    --filter-text-muted: #6b7280;
    --filter-primary: #FF3B30;
    --filter-hover: #f9fafb;
}

/* ==========================================================================
   FILTER SECTION
   ========================================================================== */
.swiss-filter-section {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--filter-bg);
    border-bottom: 2px solid var(--swiss-black, #111111);
    padding: var(--spacing-4) 0;
}

.list-filter {
    width: 100%;
}

.list-filter__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

@media (min-width: 768px) {
    .list-filter__container {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

/* ==========================================================================
   SEARCH INPUT
   ========================================================================== */
.list-filter__search {
    flex: 1;
    max-width: 400px;
}

.list-filter__search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.list-filter__search-icon {
    position: absolute;
    left: var(--spacing-4);
    color: var(--filter-text-muted);
    pointer-events: none;
}

.list-filter__input {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    padding-left: calc(var(--spacing-4) + 28px);
    padding-right: calc(var(--spacing-4) + 28px);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--filter-text);
    background-color: var(--swiss-off-white, #F5F5F0);
    border: 2px solid transparent;
    transition: all 0.2s ease;
}

.list-filter__input:focus {
    outline: none;
    border-color: var(--swiss-black, #111111);
    background-color: var(--filter-bg);
}

.list-filter__input::placeholder {
    color: var(--filter-text-muted);
}

.list-filter__clear {
    position: absolute;
    right: var(--spacing-3);
    padding: var(--spacing-1);
    color: var(--filter-text-muted);
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.2s ease;
}

.list-filter__clear:hover {
    color: var(--filter-text);
}

/* ==========================================================================
   FILTER CONTROLS
   ========================================================================== */
.list-filter__controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-3);
}

/* ==========================================================================
   DROPDOWN FILTERS
   ========================================================================== */
.list-filter__dropdown {
    position: relative;
}

.list-filter__dropdown-trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--filter-text);
    background-color: var(--filter-bg);
    border: 2px solid var(--swiss-black, #111111);
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.list-filter__dropdown-trigger:hover {
    background-color: var(--swiss-off-white, #F5F5F0);
}

.list-filter__dropdown-trigger[aria-expanded="true"] {
    background-color: var(--swiss-black, #111111);
    color: var(--filter-bg);
}

.list-filter__dropdown-icon {
    transition: transform 0.2s ease;
}

.list-filter__dropdown-trigger[aria-expanded="true"] .list-filter__dropdown-icon {
    transform: rotate(180deg);
}

.list-filter__dropdown-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 200px;
    max-height: 300px;
    overflow-y: auto;
    background-color: var(--filter-bg);
    border: 2px solid var(--swiss-black, #111111);
    box-shadow: 4px 4px 0 var(--swiss-black, #111111);
    z-index: 100;
    list-style: none;
    margin: 0;
    padding: 0;
}

.list-filter__dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
    color: var(--filter-text);
    cursor: pointer;
    transition: all 0.15s ease;
}

.list-filter__dropdown-item:hover {
    background-color: var(--swiss-off-white, #F5F5F0);
}

.list-filter__dropdown-item--active {
    background-color: var(--swiss-black, #111111);
    color: var(--filter-bg);
}

.list-filter__dropdown-item--active:hover {
    background-color: var(--swiss-black, #111111);
}

.list-filter__count {
    font-size: 0.7rem;
    opacity: 0.7;
}

/* ==========================================================================
   VIEW TOGGLE
   ========================================================================== */
.list-filter__view-toggle {
    display: flex;
    border: 2px solid var(--swiss-black, #111111);
}

.list-filter__view-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3);
    color: var(--filter-text-muted);
    background-color: var(--filter-bg);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.list-filter__view-btn:not(:last-child) {
    border-right: 2px solid var(--swiss-black, #111111);
}

.list-filter__view-btn:hover {
    color: var(--filter-text);
    background-color: var(--swiss-off-white, #F5F5F0);
}

.list-filter__view-btn--active {
    color: var(--filter-bg);
    background-color: var(--swiss-black, #111111);
}

.list-filter__view-btn--active:hover {
    background-color: var(--swiss-black, #111111);
}

/* ==========================================================================
   ACTIVE FILTERS
   ========================================================================== */
.list-filter__active {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-3);
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--filter-border);
}

.list-filter__active-label {
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--filter-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.list-filter__active-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.list-filter__tag {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-3);
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    color: var(--filter-bg);
    background-color: var(--swiss-black, #111111);
}

.list-filter__tag-remove {
    display: flex;
    align-items: center;
    padding: 0;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.list-filter__tag-remove:hover {
    opacity: 1;
}

.list-filter__clear-all {
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--filter-primary);
    background: none;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: opacity 0.2s ease;
}

.list-filter__clear-all:hover {
    opacity: 0.7;
}

/* ==========================================================================
   RESULTS COUNT
   ========================================================================== */
.list-filter__results {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-3);
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    color: var(--filter-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.list-filter__results-count {
    font-weight: 700;
    color: var(--filter-text);
}

/* ==========================================================================
   POSTS GRID IMPROVEMENTS
   ========================================================================== */
.swiss-posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
    list-style: none;
    margin: 0;
    padding: 0;
}

@media (min-width: 640px) {
    .swiss-posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .swiss-posts-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-8);
    }
}

/* List View */
.swiss-posts-grid--list {
    grid-template-columns: 1fr !important;
    gap: var(--spacing-4);
}

.swiss-posts-grid--list .swiss-card {
    flex-direction: row;
    max-height: 200px;
}

.swiss-posts-grid--list .swiss-card__image-link {
    flex: 0 0 280px;
    aspect-ratio: auto;
    height: 100%;
}

.swiss-posts-grid--list .swiss-card__body {
    border-top: none;
    border-left: 2px solid var(--swiss-black, #111111);
}

@media (max-width: 768px) {
    .swiss-posts-grid--list .swiss-card {
        flex-direction: column;
        max-height: none;
    }
    
    .swiss-posts-grid--list .swiss-card__image-link {
        flex: none;
        aspect-ratio: 16 / 10;
        height: auto;
    }
    
    .swiss-posts-grid--list .swiss-card__body {
        border-top: 2px solid var(--swiss-black, #111111);
        border-left: none;
    }
}

/* ==========================================================================
   NO RESULTS STATE
   ========================================================================== */
.swiss-no-results,
.swiss-no-posts {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-20) var(--spacing-4);
    text-align: center;
}

.swiss-no-results svg,
.swiss-no-posts svg {
    margin-bottom: var(--spacing-6);
    color: var(--filter-text-muted);
    opacity: 0.5;
}

.swiss-no-results h3,
.swiss-no-posts h3 {
    font-family: var(--font-mono, monospace);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--filter-text);
    margin-bottom: var(--spacing-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.swiss-no-results p,
.swiss-no-posts p {
    font-size: 0.95rem;
    color: var(--filter-text-muted);
}

/* ==========================================================================
   PAGE HEADER IMPROVEMENTS
   ========================================================================== */
.swiss-page-header--list .swiss-page-header__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-8);
}

@media (min-width: 1024px) {
    .swiss-page-header--list .swiss-page-header__container {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
    }
}

.swiss-page-header__content-wrapper {
    flex: 1;
}

/* Stats */
.swiss-page-header__stats {
    display: flex;
    gap: var(--spacing-8);
}

.swiss-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.swiss-stat__value {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1;
    color: var(--swiss-black, #111111);
}

.swiss-stat__label {
    font-family: var(--font-mono, monospace);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--swiss-red, #FF3B30);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--spacing-2);
}

/* ==========================================================================
   BREADCRUMB
   ========================================================================== */
.swiss-breadcrumb {
    margin-bottom: var(--spacing-6);
}

.swiss-breadcrumb__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-2);
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.swiss-breadcrumb__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.swiss-breadcrumb__item:not(:last-child)::after {
    content: '/';
    color: var(--filter-text-muted);
}

.swiss-breadcrumb__item a {
    color: var(--filter-text-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.swiss-breadcrumb__item a:hover {
    color: var(--swiss-red, #FF3B30);
}

.swiss-breadcrumb__item--current {
    color: var(--filter-text);
    font-weight: 600;
}

/* Light variant for dark backgrounds */
.swiss-breadcrumb--light .swiss-breadcrumb__item a {
    color: rgba(255, 255, 255, 0.6);
}

.swiss-breadcrumb--light .swiss-breadcrumb__item a:hover {
    color: white;
}

.swiss-breadcrumb--light .swiss-breadcrumb__item:not(:last-child)::after {
    color: rgba(255, 255, 255, 0.4);
}

.swiss-breadcrumb--light .swiss-breadcrumb__item--current {
    color: white;
}

/* ==========================================================================
   SWISS RATING
   ========================================================================== */
.swiss-rating {
    display: inline-flex;
    align-items: baseline;
    gap: 2px;
    font-family: var(--font-mono, monospace);
}

.swiss-rating__value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--swiss-red, #FF3B30);
    line-height: 1;
}

.swiss-rating__max {
    font-size: 0.875rem;
    color: currentColor;
    opacity: 0.6;
}

/* ==========================================================================
   SWISS DIFFICULTY
   ========================================================================== */
.swiss-difficulty {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-1) var(--spacing-3);
    border: 2px solid currentColor;
}

.swiss-difficulty--beginner {
    color: #22C55E;
}

.swiss-difficulty--intermediate {
    color: #F59E0B;
}

.swiss-difficulty--advanced {
    color: var(--swiss-red, #FF3B30);
}

/* ==========================================================================
   POST HERO IMPROVEMENTS
   ========================================================================== */
.swiss-post-hero__wrapper {
    position: relative;
    overflow: hidden;
    border: 4px solid var(--swiss-black, #111111);
}

.swiss-post-hero__image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    display: block;
}

/* ==========================================================================
   TABLE OF CONTENTS IMPROVEMENTS
   ========================================================================== */
.swiss-toc {
    padding: var(--spacing-5);
    background-color: var(--swiss-off-white, #F5F5F0);
    border: 2px solid var(--swiss-black, #111111);
}

.swiss-toc__title {
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--swiss-black, #111111);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-3);
    border-bottom: 2px solid var(--swiss-black, #111111);
}

.swiss-toc__content nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.swiss-toc__content nav ul li {
    margin-bottom: var(--spacing-2);
}

.swiss-toc__content nav ul li a {
    display: block;
    font-size: 0.85rem;
    color: var(--swiss-black, #111111);
    text-decoration: none;
    padding: var(--spacing-1) 0;
    transition: color 0.2s ease;
}

.swiss-toc__content nav ul li a:hover {
    color: var(--swiss-red, #FF3B30);
}

.swiss-toc__content nav ul ul {
    margin-left: var(--spacing-4);
    margin-top: var(--spacing-1);
}

.swiss-toc__content nav ul ul li a {
    font-size: 0.8rem;
    opacity: 0.7;
}

/* ==========================================================================
   POST TAGS IMPROVEMENTS
   ========================================================================== */
.swiss-post-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-3);
}

.swiss-tags-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--filter-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.swiss-post-tags__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.swiss-tag {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-2) var(--spacing-3);
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--filter-text);
    background-color: var(--swiss-off-white, #F5F5F0);
    border: 1px solid var(--filter-border);
    text-decoration: none;
    transition: all 0.2s ease;
}

.swiss-tag:hover {
    background-color: var(--swiss-black, #111111);
    color: var(--swiss-off-white, #F5F5F0);
    border-color: var(--swiss-black, #111111);
}

/* ==========================================================================
   POST CONTENT IMPROVEMENTS
   ========================================================================== */
.swiss-post-content {
    font-size: clamp(1rem, 1.1vw, 1.125rem);
    line-height: 1.75;
    color: var(--filter-text);
}

.swiss-post-content h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--swiss-black, #111111);
    margin-top: var(--spacing-12);
    margin-bottom: var(--spacing-4);
    padding-top: var(--spacing-8);
    border-top: 2px solid var(--filter-border);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.swiss-post-content h2::before {
    content: '//';
    color: var(--swiss-red, #FF3B30);
    font-family: var(--font-mono, monospace);
}

.swiss-post-content h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 700;
    color: var(--swiss-black, #111111);
    margin-top: var(--spacing-8);
    margin-bottom: var(--spacing-3);
    text-transform: uppercase;
    letter-spacing: -0.01em;
}

.swiss-post-content h4 {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    font-weight: 700;
    color: var(--swiss-black, #111111);
    margin-top: var(--spacing-6);
    margin-bottom: var(--spacing-2);
}

.swiss-post-content p {
    margin-bottom: var(--spacing-5);
    color: rgba(17, 17, 17, 0.85);
}

.swiss-post-content a {
    color: var(--swiss-red, #FF3B30);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
    transition: all 0.2s ease;
}

.swiss-post-content a:hover {
    color: var(--swiss-black, #111111);
}

.swiss-post-content strong {
    font-weight: 700;
    color: var(--swiss-black, #111111);
}

.swiss-post-content ul,
.swiss-post-content ol {
    margin-bottom: var(--spacing-5);
    padding-left: var(--spacing-6);
}

.swiss-post-content ul {
    list-style: none;
}

.swiss-post-content ul li {
    position: relative;
    padding-left: var(--spacing-4);
    margin-bottom: var(--spacing-3);
}

.swiss-post-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 8px;
    height: 3px;
    background-color: var(--swiss-red, #FF3B30);
}

.swiss-post-content ol {
    list-style: decimal;
}

.swiss-post-content ol li {
    margin-bottom: var(--spacing-3);
    padding-left: var(--spacing-2);
}

.swiss-post-content ol li::marker {
    color: var(--swiss-red, #FF3B30);
    font-weight: 700;
}

.swiss-post-content blockquote {
    position: relative;
    margin: var(--spacing-8) 0;
    padding: var(--spacing-6);
    padding-left: var(--spacing-8);
    background-color: var(--swiss-off-white, #F5F5F0);
    border-left: 4px solid var(--swiss-red, #FF3B30);
    font-style: italic;
}

.swiss-post-content blockquote::before {
    content: '"';
    position: absolute;
    top: var(--spacing-3);
    left: var(--spacing-4);
    font-size: 3rem;
    line-height: 1;
    color: var(--swiss-red, #FF3B30);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.swiss-post-content blockquote p {
    margin-bottom: 0;
    color: var(--swiss-black, #111111);
}

.swiss-post-content code {
    font-family: var(--font-mono, monospace);
    font-size: 0.9em;
    padding: 0.2em 0.4em;
    background-color: var(--swiss-off-white, #F5F5F0);
    border: 1px solid var(--filter-border);
}

.swiss-post-content pre {
    margin: var(--spacing-6) 0;
    padding: var(--spacing-5);
    background-color: var(--swiss-black, #111111);
    border: 2px solid var(--swiss-black, #111111);
    overflow-x: auto;
}

.swiss-post-content pre code {
    padding: 0;
    background: none;
    border: none;
    color: var(--swiss-off-white, #F5F5F0);
    font-size: 0.85rem;
}

.swiss-post-content img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: var(--spacing-8) 0;
    border: 2px solid var(--swiss-black, #111111);
}

.swiss-post-content figure {
    margin: var(--spacing-8) 0;
}

.swiss-post-content figcaption {
    margin-top: var(--spacing-3);
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
    color: var(--filter-text-muted);
    text-align: center;
}

.swiss-post-content hr {
    margin: var(--spacing-12) 0;
    border: none;
    height: 4px;
    background-color: var(--swiss-black, #111111);
}

/* ==========================================================================
   RESPONSIVE IMPROVEMENTS
   ========================================================================== */
@media (max-width: 640px) {
    .list-filter__controls {
        width: 100%;
        justify-content: space-between;
    }
    
    .list-filter__dropdown {
        flex: 1;
    }
    
    .list-filter__dropdown-trigger {
        width: 100%;
        justify-content: space-between;
        font-size: 0.7rem;
        padding: var(--spacing-2) var(--spacing-3);
    }
    
    .list-filter__dropdown-menu {
        width: 100%;
    }
    
    .swiss-page-header__stats {
        gap: var(--spacing-6);
    }
    
    .swiss-stat__value {
        font-size: 2rem;
    }
}

/* ==========================================================================
   CARD IMPROVEMENTS
   ========================================================================== */
.swiss-card {
    height: 100%;
}

.swiss-card__image-link {
    position: relative;
}

.swiss-card__image {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.swiss-card:hover .swiss-card__image {
    transform: scale(1.05);
}

/* Image Placeholder when no image */
.swiss-card__image-link:empty::before {
    content: '';
    display: block;
    padding-top: 62.5%;
    background: linear-gradient(135deg, var(--swiss-off-white) 0%, #e5e5e5 100%);
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */
@media print {
    .list-filter,
    .swiss-filter-section,
    .list-filter__view-toggle {
        display: none !important;
    }
    
    .swiss-posts-grid {
        display: block;
    }
    
    .swiss-posts-grid__item {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}