/**
 * Craft Workshops — Frontend Stylesheet
 *
 * BEM methodology with `cw-` prefix.
 * CSS Custom Properties for theming.
 * No Tailwind dependency.
 *
 * @package CraftWorkshops
 */

/* ==========================================================================
   1. CSS Custom Properties (Design Tokens)
   ========================================================================== */

:root {
    --cw-primary: #2d4a22;
    --cw-primary-dark: #1b2d1d;
    --cw-primary-light: #525e34;
    --cw-primary-lighter: #8a9a5b;
    --cw-primary-pale: #c2d2b5;
    --cw-primary-surface: #eef1e9;
    --cw-surface: #fbfbfa;
    --cw-surface-white: #ffffff;
    --cw-text: #1b2d1d;
    --cw-text-muted: #525e34;
    --cw-text-light: #6b7a44;
    --cw-danger: #dc2626;
    --cw-danger-light: #fef2f2;
    --cw-gray-200: #e5e7eb;
    --cw-gray-400: #9ca3af;
    --cw-gray-500: #6b7280;
    --cw-radius: 12px;
    --cw-radius-full: 9999px;
    --cw-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --cw-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   2. Timeline / Kalendarium (.cw-timeline)
   ========================================================================== */

.cw-timeline {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

/* Vertical line */
.cw-timeline::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 11px;
    width: 2px;
    background-color: var(--cw-primary-pale);
}

/* Month header */
.cw-timeline__month {
    position: relative;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cw-primary);
    padding-left: 2.5rem;
    margin: 0;
}

/* Individual workshop card */
.cw-timeline__item {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-left: 2.5rem;
}

/* Timeline dot */
.cw-timeline__dot {
    position: absolute;
    left: 0;
    top: 4px;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background-color: var(--cw-primary-lighter);
    border: 4px solid var(--cw-surface);
    box-shadow: var(--cw-shadow);
    transform: translateX(-0.1875rem);
    z-index: 1;
    flex-shrink: 0;
}

.cw-timeline__dot--passed {
    background-color: var(--cw-gray-400);
}

.cw-timeline__dot--sold-out {
    background-color: var(--cw-danger);
}

/* Date column */
.cw-timeline__date {
    text-align: left;
}

.cw-timeline__date-day {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.5rem;
    color: var(--cw-primary);
    line-height: 1.2;
}

.cw-timeline__date-time {
    font-size: 0.9375rem;
    color: var(--cw-primary-light);
    margin-top: 0.25rem;
}

/* Content column */
.cw-timeline__content {
    flex: 1;
}

/* Thumbnail */
.cw-timeline__thumbnail {
    width: 100%;
    max-width: 280px;
    border-radius: var(--cw-radius);
    object-fit: cover;
    aspect-ratio: 4 / 3;
    margin-bottom: 0.75rem;
}

/* Title */
.cw-timeline__title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cw-primary-dark);
    margin: 0 0 0.75rem 0;
}

.cw-timeline__title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.cw-timeline__title a:hover {
    color: var(--cw-primary-lighter);
}

/* Description */
.cw-timeline__description {
    color: var(--cw-text-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.cw-timeline__description p {
    margin: 0;
}

/* Meta (location) */
.cw-timeline__meta {
    font-size: 0.875rem;
    color: var(--cw-primary-light);
    margin-bottom: 1rem;
}

.cw-timeline__meta strong {
    font-weight: 600;
}

/* Actions (button container) */
.cw-timeline__actions {
    margin-top: 0.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

/* --- Timeline responsive: desktop 768px+ --- */
@media (min-width: 768px) {
    .cw-timeline::before {
        left: 25%;
    }

    .cw-timeline__month {
        padding-left: 0;
        width: 25%;
        text-align: right;
        padding-right: 3rem;
    }

    .cw-timeline__item {
        flex-direction: row;
        gap: 2rem;
        padding-left: 0;
    }

    .cw-timeline__dot {
        left: 25%;
        transform: translateX(-50%);
    }

    .cw-timeline__date {
        width: 25%;
        text-align: right;
        padding-right: 3rem;
        flex-shrink: 0;
    }

    .cw-timeline__content {
        width: 75%;
        padding-left: 1.5rem;
    }
}

/* ==========================================================================
   3. Buttons (.cw-btn)
   ========================================================================== */

.cw-btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: var(--cw-radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.25s ease;
    line-height: 1.5;
    font-family: inherit;
}

.cw-btn:focus-visible {
    outline: 2px solid var(--cw-primary);
    outline-offset: 2px;
}

/* Primary */
.cw-btn--primary {
    background-color: var(--cw-primary);
    color: var(--cw-surface);
    border-color: var(--cw-primary);
}

.cw-btn--primary:hover {
    background-color: var(--cw-primary-dark);
    border-color: var(--cw-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--cw-shadow-md);
}

/* Outline */
.cw-btn--outline {
    background-color: transparent;
    color: var(--cw-primary);
    border-color: var(--cw-primary);
}

.cw-btn--outline:hover {
    background-color: var(--cw-primary);
    color: var(--cw-surface);
    transform: translateY(-2px);
    box-shadow: var(--cw-shadow-md);
}

/* Disabled */
.cw-btn--disabled {
    background-color: var(--cw-gray-200);
    color: var(--cw-gray-500);
    border-color: var(--cw-gray-200);
    cursor: not-allowed;
    pointer-events: none;
}

/* Danger (sold out) */
.cw-btn--danger {
    background-color: var(--cw-danger-light);
    color: var(--cw-danger);
    border-color: transparent;
    cursor: default;
    pointer-events: none;
}

/* Loading state */
.cw-btn--loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.cw-btn--loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    margin-top: -0.5rem;
    margin-left: -0.5rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: cw-spin 0.6s linear infinite;
    opacity: 1;
    color: var(--cw-surface);
}

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

/* ==========================================================================
   4. Tags / Badges (.cw-tag)
   ========================================================================== */

.cw-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--cw-radius-full);
    line-height: 1.4;
}

/* Category tag */
.cw-tag--category {
    background-color: var(--cw-primary-surface);
    color: var(--cw-primary);
}

/* Open day tag */
.cw-tag--open {
    background-color: var(--cw-primary-surface);
    color: var(--cw-primary);
}

/* Free entry tag */
.cw-tag--free {
    background-color: var(--cw-primary-pale);
    color: var(--cw-primary-dark);
}

/* ==========================================================================
   5. Single Workshop (.cw-single)
   ========================================================================== */

/* Hero */
.cw-single__hero {
    position: relative;
    width: 100%;
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem 1.5rem;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.cw-single__hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(27, 45, 29, 0.85) 0%,
        rgba(27, 45, 29, 0.4) 50%,
        rgba(27, 45, 29, 0.1) 100%
    );
    z-index: 1;
}

.cw-single__hero > * {
    position: relative;
    z-index: 2;
}

.cw-single__hero-label {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--cw-primary-pale);
    margin-bottom: 0.5rem;
}

.cw-single__hero-title {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--cw-surface-white);
    margin: 0;
    line-height: 1.2;
    max-width: 48rem;
}

@media (min-width: 768px) {
    .cw-single__hero {
        min-height: 400px;
        padding: 3rem;
    }

    .cw-single__hero-title {
        font-size: 2.75rem;
    }
}

/* Body */
.cw-single__body {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 72rem;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

@media (min-width: 768px) {
    .cw-single__body {
        flex-direction: row;
        gap: 3rem;
        padding: 3rem 2rem;
    }
}

/* Content (left side) */
.cw-single__content {
    flex: 1;
    min-width: 0;
}

@media (min-width: 768px) {
    .cw-single__content {
        flex: 7;
    }
}

/* Sidebar (right side) */
.cw-single__sidebar {
    flex: 1;
}

@media (min-width: 768px) {
    .cw-single__sidebar {
        flex: 5;
        position: sticky;
        top: 2rem;
        align-self: flex-start;
    }
}

/* Card */
.cw-single__card {
    background-color: var(--cw-surface-white);
    border: 1px solid var(--cw-primary-pale);
    border-radius: var(--cw-radius);
    padding: 1.5rem;
    box-shadow: var(--cw-shadow);
}

.cw-single__card-title {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cw-primary-dark);
    margin: 0 0 1.25rem 0;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--cw-primary-surface);
}

/* Detail row */
.cw-single__detail {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.625rem 0;
}

.cw-single__detail + .cw-single__detail {
    border-top: 1px solid var(--cw-primary-surface);
}

.cw-single__detail-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--cw-primary-lighter);
    margin-top: 0.125rem;
}

.cw-single__detail-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.cw-single__detail-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--cw-text-light);
    display: block;
    margin-bottom: 0.125rem;
}

.cw-single__detail-value {
    font-size: 0.9375rem;
    color: var(--cw-text);
    font-weight: 500;
}

/* Price grid */
.cw-single__price-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px solid var(--cw-primary-surface);
    margin-top: 0.25rem;
}

.cw-single__price-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--cw-text-light);
    display: block;
    margin-bottom: 0.25rem;
}

.cw-single__price-value {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cw-primary-dark);
}

/* Featured image */
.cw-single__image {
    width: 100%;
    border-radius: var(--cw-radius);
    object-fit: cover;
    margin-bottom: 2rem;
}

/* Prose / content typography */
.cw-single__prose {
    color: var(--cw-text);
    line-height: 1.75;
    font-size: 1rem;
}

.cw-single__prose p {
    margin: 0 0 1.25rem 0;
}

.cw-single__prose h2,
.cw-single__prose h3,
.cw-single__prose h4 {
    font-family: Georgia, "Times New Roman", serif;
    color: var(--cw-primary-dark);
    margin: 2rem 0 0.75rem 0;
    line-height: 1.3;
}

.cw-single__prose h2 {
    font-size: 1.5rem;
}

.cw-single__prose h3 {
    font-size: 1.25rem;
}

.cw-single__prose ul,
.cw-single__prose ol {
    padding-left: 1.5rem;
    margin: 0 0 1.25rem 0;
}

.cw-single__prose li {
    margin-bottom: 0.5rem;
}

.cw-single__prose a {
    color: var(--cw-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.2s ease;
}

.cw-single__prose a:hover {
    color: var(--cw-primary-dark);
}

.cw-single__prose blockquote {
    border-left: 3px solid var(--cw-primary-pale);
    margin: 1.5rem 0;
    padding: 0.75rem 1.25rem;
    color: var(--cw-text-muted);
    background-color: var(--cw-primary-surface);
    border-radius: 0 var(--cw-radius) var(--cw-radius) 0;
}

/* Instructor & Location dynamic display sections */
.cw-single__section {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--cw-primary-pale);
}

.cw-single__section-title {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.75rem;
    color: var(--cw-primary-dark);
    margin-bottom: 1.5rem;
}

.cw-instructor-card {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    background-color: var(--cw-surface-white);
    border: 1px solid var(--cw-primary-pale);
    padding: 1.5rem;
    border-radius: var(--cw-radius);
}

@media (min-width: 640px) {
    .cw-instructor-card {
        flex-direction: row;
        align-items: flex-start;
    }
}

.cw-instructor-card__photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 3px solid var(--cw-primary-pale);
}

.cw-instructor-card__info {
    flex: 1;
}

.cw-instructor-card__name {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cw-primary-dark);
    margin: 0 0 0.5rem 0;
}

.cw-instructor-card__bio {
    font-size: 0.9375rem;
    color: var(--cw-text-muted);
    line-height: 1.6;
}

.cw-instructor-card__bio p:last-child {
    margin-bottom: 0;
}

.cw-location-card {
    background-color: var(--cw-primary-surface);
    border: 1px solid var(--cw-primary-pale);
    padding: 1.5rem;
    border-radius: var(--cw-radius);
}

.cw-location-card__name {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cw-primary-dark);
    margin: 0 0 0.25rem 0;
}

.cw-location-card__address {
    font-size: 0.9375rem;
    color: var(--cw-primary-light);
    margin-bottom: 1rem;
    font-style: italic;
}

.cw-location-card__description {
    font-size: 0.9375rem;
    color: var(--cw-text);
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* ==========================================================================
   6. Filters (.cw-filters)
   ========================================================================== */

.cw-filters {
    position: sticky;
    top: 0;
    z-index: 10;
    background-color: rgba(251, 251, 250, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 1rem 0;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--cw-primary-surface);
}

.cw-filters__inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.cw-filters__label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--cw-text-muted);
    white-space: nowrap;
}

.cw-filters__list {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
}

.cw-filters__list::-webkit-scrollbar {
    display: none;
}

.cw-filters__btn {
    display: inline-block;
    padding: 0.375rem 1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--cw-text-muted);
    background-color: transparent;
    border: 1px solid var(--cw-gray-200);
    border-radius: var(--cw-radius-full);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
    font-family: inherit;
}

.cw-filters__btn:hover {
    border-color: var(--cw-primary-pale);
    color: var(--cw-primary);
    background-color: var(--cw-primary-surface);
}

.cw-filters__btn--active {
    background-color: var(--cw-primary);
    color: var(--cw-surface);
    border-color: var(--cw-primary);
}

.cw-filters__btn--active:hover {
    background-color: var(--cw-primary-dark);
    border-color: var(--cw-primary-dark);
    color: var(--cw-surface);
}

/* ==========================================================================
   7. Toast Notifications (.cw-toast)
   ========================================================================== */

.cw-toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    min-width: 280px;
    max-width: 400px;
    padding: 1rem 1.25rem;
    border-radius: var(--cw-radius);
    box-shadow: var(--cw-shadow-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 9999;
    transform: translateY(100%);
    opacity: 0;
    transition: transform 0.35s ease, opacity 0.35s ease;
    pointer-events: none;
}

.cw-toast--visible {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.cw-toast--success {
    background-color: var(--cw-primary-surface);
    border: 1px solid var(--cw-primary-pale);
    color: var(--cw-primary-dark);
}

.cw-toast--error {
    background-color: var(--cw-danger-light);
    border: 1px solid #fecaca;
    color: var(--cw-danger);
}

.cw-toast__icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
}

.cw-toast__icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.cw-toast__message {
    flex: 1;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
}

.cw-toast__close {
    flex-shrink: 0;
    background: none;
    border: none;
    padding: 0.25rem;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
    transition: opacity 0.2s ease;
    font-size: 1.25rem;
    line-height: 1;
}

.cw-toast__close:hover {
    opacity: 1;
}

/* ==========================================================================
   8. Cart Badge (.cw-cart-count)
   ========================================================================== */

.cw-cart-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.25rem;
    font-size: 0.6875rem;
    font-weight: 700;
    line-height: 1;
    color: var(--cw-surface);
    background-color: var(--cw-primary-light);
    border-radius: var(--cw-radius-full);
    position: absolute;
    top: 0.25rem;
    right: 0.25rem;
}

/* ==========================================================================
   9. Empty State (.cw-empty)
   ========================================================================== */

.cw-empty {
    text-align: center;
    padding: 3rem 1.5rem;
    border: 2px dashed var(--cw-primary-pale);
    border-radius: var(--cw-radius);
    background-color: var(--cw-primary-surface);
    color: var(--cw-text-muted);
}

.cw-empty__title {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cw-primary);
    margin: 0 0 0.5rem 0;
}

.cw-empty__text {
    font-size: 0.9375rem;
    margin: 0 0 1.25rem 0;
    line-height: 1.6;
}

.cw-empty__link {
    color: var(--cw-primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.2s ease;
}

.cw-empty__link:hover {
    color: var(--cw-primary-dark);
}

/* ==========================================================================
   10. Cart Notice (.cw-cart-notice)
   ========================================================================== */

.cw-cart-notice {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    background-color: var(--cw-primary-surface);
    border: 1px solid var(--cw-primary-pale);
    border-radius: var(--cw-radius);
    font-size: 0.875rem;
    color: var(--cw-primary-dark);
    margin-top: 1rem;
}

.cw-cart-notice__icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--cw-primary-lighter);
}

.cw-cart-notice__icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.cw-cart-notice__text {
    flex: 1;
    line-height: 1.4;
}

.cw-cart-notice__link {
    font-weight: 600;
    color: var(--cw-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.2s ease;
}

.cw-cart-notice__link:hover {
    color: var(--cw-primary-dark);
}

/* ==========================================================================
   11. Page Header (.cw-page-header)
   ========================================================================== */

.cw-page-header {
    text-align: center;
    padding: 3rem 1.5rem 2rem;
}

.cw-page-header__title {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--cw-primary-dark);
    margin: 0 0 0.5rem 0;
}

.cw-page-header__subtitle {
    font-size: 1rem;
    color: var(--cw-text-muted);
    margin: 0;
}

@media (min-width: 768px) {
    .cw-page-header__title {
        font-size: 2.75rem;
    }
}

/* ==========================================================================
   12. Utility: Container
   ========================================================================== */

.cw-container {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==========================================================================
   13. Utility: Visually Hidden (a11y)
   ========================================================================== */

.cw-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;
}