/* ================================
   Collections Pages (Listing + Detail)
   Phase 9 — Flight Collections public views
   ================================ */

/* --- Accessibility Utility --- */
.collections-page .sr-only,
.collection-detail-page .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ================================
   LISTING PAGE — Hero
   ================================ */

.collections-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dark-blue);
    overflow: hidden;
}

.collections-hero__gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(7, 22, 43, 0.95) 0%,
        rgba(34, 109, 215, 0.4) 50%,
        rgba(7, 22, 43, 0.9) 100%
    );
    z-index: 1;
}

.collections-hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: var(--sp-xxl) var(--sp-l);
    color: var(--white);
}

.collections-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-xs);
    padding: var(--sp-xs) var(--sp-m);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-circle);
    font-size: var(--p-sm-size);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-1);
    margin-bottom: var(--sp-ml);
    backdrop-filter: blur(8px);
}

.collections-hero__badge svg {
    width: 16px;
    height: 16px;
}

.collections-hero__title {
    font-size: var(--h2-size);
    font-weight: var(--font-weight-bold);
    line-height: var(--lh-tight);
    margin: 0 0 var(--sp-m);
    color: var(--white);
}

.collections-hero__subtitle {
    font-size: var(--p-size);
    line-height: var(--lh-normal);
    color: rgba(255, 255, 255, 0.8);
    margin: 0 0 var(--sp-l);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.collections-hero__actions {
    display: flex;
    gap: var(--sp-m);
    justify-content: center;
    flex-wrap: wrap;
}

/* Decorative floating elements */
.collections-hero__decor {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
    z-index: 0;
}

.collections-hero__decor--1 {
    width: 300px;
    height: 300px;
    background: var(--accent-1);
    top: -60px;
    right: -60px;
}

.collections-hero__decor--2 {
    width: 200px;
    height: 200px;
    background: var(--main);
    bottom: -40px;
    left: -40px;
}

.collections-hero__decor--3 {
    width: 120px;
    height: 120px;
    background: var(--white);
    top: 40%;
    left: 10%;
}

/* ================================
   LISTING PAGE — Grid Section
   ================================ */

.collections-grid {
    padding: var(--sp-xl) 0 var(--sp-xxl);
}

.collections-grid__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--sp-xl);
}

.collections-grid__eyebrow {
    display: inline-block;
    font-size: var(--p-sm-size);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--main);
    margin-bottom: var(--sp-sm);
}

.collections-grid__title {
    font-size: var(--h3-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-m);
    line-height: var(--lh-tight);
}

.collections-grid__subtitle {
    font-size: var(--p-size);
    color: var(--gray);
    line-height: var(--lh-normal);
    margin: 0;
}

.collections-grid__list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--sp-l);
}

/* Empty state */
.collections-grid__empty {
    text-align: center;
    padding: var(--sp-xxl) var(--sp-l);
    color: var(--gray);
}

.collections-grid__empty-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--sp-m);
    color: var(--light-grey);
}

.collections-grid__empty-title {
    font-size: var(--h5-size);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-xs);
}

.collections-grid__empty-text {
    font-size: var(--p-size);
    margin: 0;
}

/* ================================
   SHARED — Collection Card
   ================================ */

.collection-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.collection-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.collection-card__image-wrapper {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.collection-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.collection-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(7, 22, 43, 0.4) 0%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.collection-card:hover .collection-card__overlay {
    opacity: 1;
}

.collection-card__badge {
    position: absolute;
    top: var(--sp-sm);
    right: var(--sp-sm);
    background: var(--accent-1);
    color: var(--dark-blue);
    padding: 4px 12px;
    border-radius: var(--radius-circle);
    font-size: var(--p-sm-size);
    font-weight: var(--font-weight-bold);
    z-index: 1;
}

.collection-card__content {
    padding: var(--sp-ml);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.collection-card__name {
    font-size: var(--h6-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-xs);
    line-height: var(--lh-snug);
}

.collection-card__description {
    font-size: var(--p-sm-size);
    color: var(--gray);
    line-height: var(--lh-normal);
    margin: 0 0 var(--sp-m);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.collection-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-sm);
    margin-bottom: var(--sp-m);
}

.collection-card__meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--p-sm-size);
    color: var(--gray);
    background: var(--light-grey);
    padding: 4px 10px;
    border-radius: var(--radius-circle);
}

.collection-card__meta-badge svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.collection-card__price {
    display: flex;
    align-items: baseline;
    gap: var(--sp-xs);
    margin-bottom: var(--sp-m);
}

.collection-card__price-current {
    font-size: var(--h5-size);
    font-weight: var(--font-weight-bold);
    color: var(--main);
}

.collection-card__price-original {
    font-size: var(--p-size);
    color: var(--gray);
    text-decoration: line-through;
}

.collection-card__price-discount {
    font-size: var(--p-sm-size);
    color: #28a745;
    font-weight: var(--font-weight-bold);
}

.collection-card__cta {
    margin-top: auto;
}

.collection-card__cta .btn {
    width: 100%;
    text-align: center;
}

/* ================================
   LISTING PAGE — CTA Section
   ================================ */

.collections-cta {
    background: var(--dark-blue);
    padding: var(--sp-xxl) 0;
    text-align: center;
    color: var(--white);
}

.collections-cta__title {
    font-size: var(--h3-size);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--sp-m);
    color: var(--white);
}

.collections-cta__text {
    font-size: var(--p-size);
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto var(--sp-l);
    line-height: var(--lh-normal);
}

.collections-cta__actions {
    display: flex;
    gap: var(--sp-m);
    justify-content: center;
    flex-wrap: wrap;
}

/* ================================
   DETAIL PAGE — Hero
   ================================ */

.collection-detail-hero {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: flex-end;
    background: var(--dark-blue);
    overflow: hidden;
}

.collection-detail-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.collection-detail-hero__image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.collection-detail-hero__gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(7, 22, 43, 0.95) 0%,
        rgba(7, 22, 43, 0.6) 40%,
        rgba(7, 22, 43, 0.3) 100%
    );
    z-index: 1;
}

.collection-detail-hero__content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--sp-xxl) var(--sp-l) var(--sp-xl);
    color: var(--white);
}

.collection-detail-hero__breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--sp-xs);
    font-size: var(--p-sm-size);
    margin-bottom: var(--sp-ml);
    color: rgba(255, 255, 255, 0.7);
}

.collection-detail-hero__breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s ease;
}

.collection-detail-hero__breadcrumb a:hover {
    color: var(--white);
}

.collection-detail-hero__breadcrumb-sep {
    color: rgba(255, 255, 255, 0.4);
}

.collection-detail-hero__title {
    font-size: var(--h2-size);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--sp-m);
    line-height: var(--lh-tight);
    color: var(--white);
}

.collection-detail-hero__subtitle {
    font-size: var(--p-size);
    line-height: var(--lh-normal);
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 var(--sp-l);
    max-width: 650px;
}

.collection-detail-hero__actions {
    display: flex;
    gap: var(--sp-m);
    flex-wrap: wrap;
}

/* ================================
   DETAIL PAGE — Layout
   ================================ */

.collection-detail-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--sp-xl);
    align-items: start;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--sp-xl) var(--sp-l) var(--sp-xxl);
}

.collection-detail-main {
    min-width: 0;
}

/* ================================
   DETAIL PAGE — Description
   ================================ */

.collection-detail-description {
    margin-bottom: var(--sp-xl);
}

.collection-detail-description__title {
    font-size: var(--h5-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-m);
}

.collection-detail-description__text {
    font-size: var(--p-size);
    line-height: var(--lh-normal);
    color: var(--black);
}

.collection-detail-description__text p {
    margin: 0 0 var(--sp-m);
}

.collection-detail-description__text p:last-child {
    margin-bottom: 0;
}

/* ================================
   DETAIL PAGE — Gallery
   ================================ */

.collection-detail-gallery {
    margin-bottom: var(--sp-xl);
}

.collection-detail-gallery__title {
    font-size: var(--h5-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-m);
}

.collection-detail-gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--sp-sm);
}

.collection-detail-gallery__item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 16 / 10;
}

.collection-detail-gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.collection-detail-gallery__item:hover img {
    transform: scale(1.05);
}

.collection-detail-gallery__item-overlay {
    position: absolute;
    inset: 0;
    background: rgba(7, 22, 43, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.collection-detail-gallery__item:hover .collection-detail-gallery__item-overlay {
    opacity: 1;
}

.collection-detail-gallery__item-overlay svg {
    width: 32px;
    height: 32px;
    color: var(--white);
}

/* Video play overlay */
.collection-detail-gallery__video-play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(7, 22, 43, 0.4);
    transition: background 0.3s ease;
}

.collection-detail-gallery__item:hover .collection-detail-gallery__video-play {
    background: rgba(7, 22, 43, 0.6);
}

.collection-detail-gallery__video-play svg {
    width: 48px;
    height: 48px;
    color: var(--white);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* Lightbox Modal */
.collection-detail-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.9);
}

.collection-detail-lightbox.is-open {
    display: flex;
}

.collection-detail-lightbox__close {
    position: absolute;
    top: var(--sp-m);
    right: var(--sp-m);
    background: none;
    border: none;
    color: var(--white);
    cursor: pointer;
    padding: var(--sp-xs);
    z-index: 2;
}

.collection-detail-lightbox__close svg {
    width: 32px;
    height: 32px;
}

.collection-detail-lightbox__image {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius);
}

.collection-detail-lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--white);
    cursor: pointer;
    padding: var(--sp-m);
    border-radius: var(--radius-circle);
    transition: background 0.2s ease;
    z-index: 2;
}

.collection-detail-lightbox__nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.collection-detail-lightbox__nav--prev {
    left: var(--sp-m);
}

.collection-detail-lightbox__nav--next {
    right: var(--sp-m);
}

.collection-detail-lightbox__nav svg {
    width: 24px;
    height: 24px;
}

.collection-detail-lightbox__counter {
    position: absolute;
    bottom: var(--sp-m);
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--p-sm-size);
}

/* Video Modal */
.collection-detail-video-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.9);
}

.collection-detail-video-modal.is-open {
    display: flex;
}

.collection-detail-video-modal__close {
    position: absolute;
    top: var(--sp-m);
    right: var(--sp-m);
    background: none;
    border: none;
    color: var(--white);
    cursor: pointer;
    padding: var(--sp-xs);
    z-index: 2;
}

.collection-detail-video-modal__close svg {
    width: 32px;
    height: 32px;
}

.collection-detail-video-modal__embed {
    width: 90vw;
    max-width: 960px;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius);
    overflow: hidden;
}

.collection-detail-video-modal__embed iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ================================
   DETAIL PAGE — Timeline
   ================================ */

.collection-detail-timeline {
    margin-bottom: var(--sp-xl);
}

.collection-detail-timeline__title {
    font-size: var(--h5-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-l);
}

.collection-detail-timeline__list {
    position: relative;
    list-style: none;
    padding: 0;
    margin: 0;
}

.collection-detail-timeline__item {
    position: relative;
    padding-left: 60px;
    padding-bottom: var(--sp-l);
}

/* Connecting line */
.collection-detail-timeline__item::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 44px;
    bottom: 0;
    width: 2px;
    background: var(--light-grey);
}

.collection-detail-timeline__item:last-child::before {
    display: none;
}

/* Icon circle */
.collection-detail-timeline__icon {
    position: absolute;
    left: 0;
    top: 2px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.collection-detail-timeline__icon svg {
    width: 20px;
    height: 20px;
}

.collection-detail-timeline__icon--simulator {
    background: var(--light-blue);
    color: var(--main);
}

.collection-detail-timeline__icon--seminar {
    background: rgba(242, 175, 17, 0.15);
    color: var(--accent-1-text);
}

.collection-detail-timeline__icon--merchandise {
    background: rgba(40, 167, 69, 0.12);
    color: #28a745;
}

.collection-detail-timeline__icon--merch-img,
.collection-detail-items__card-icon--merch-img {
    padding: 0;
    border: 2px solid var(--gray-light, #e2e8f0);
    background: var(--white, #fff);
    cursor: pointer;
    overflow: hidden;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.collection-detail-timeline__icon--merch-img:hover,
.collection-detail-items__card-icon--merch-img:hover {
    border-color: var(--main, #226DD7);
    transform: scale(1.1);
}

.collection-detail-timeline__icon--merch-img img,
.collection-detail-items__card-icon--merch-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.collection-detail-timeline__header {
    display: flex;
    align-items: center;
    gap: var(--sp-sm);
    margin-bottom: var(--sp-xs);
    flex-wrap: wrap;
}

.collection-detail-timeline__name {
    font-size: var(--p-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0;
}

.collection-detail-timeline__time {
    font-size: var(--p-sm-size);
    color: var(--main);
    font-weight: var(--font-weight-bold);
    white-space: nowrap;
}

.collection-detail-timeline__duration {
    font-size: var(--p-sm-size);
    color: var(--gray);
}

.collection-detail-timeline__included-label {
    font-size: var(--p-sm-size);
    color: #28a745;
    font-weight: var(--font-weight-bold);
}

/* Gap / break indicator */
.collection-detail-timeline__gap {
    position: relative;
    padding-left: 60px;
    padding-bottom: var(--sp-m);
}

.collection-detail-timeline__gap::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: repeating-linear-gradient(
        to bottom,
        var(--light-grey) 0px,
        var(--light-grey) 4px,
        transparent 4px,
        transparent 8px
    );
}

.collection-detail-timeline__gap-label {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-xs);
    font-size: var(--p-sm-size);
    color: var(--gray);
    font-style: italic;
    padding: var(--sp-xs) 0;
}

.collection-detail-timeline__gap-label svg {
    width: 14px;
    height: 14px;
}

/* ================================
   DETAIL PAGE — Included Items
   ================================ */

.collection-detail-items {
    margin-bottom: var(--sp-xl);
}

.collection-detail-items__title {
    font-size: var(--h5-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-m);
}

.collection-detail-items__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--sp-m);
}

.collection-detail-items__card {
    display: flex;
    align-items: center;
    gap: var(--sp-sm);
    padding: var(--sp-m);
    background: var(--light-grey);
    border-radius: var(--radius);
    transition: box-shadow 0.2s ease;
}

.collection-detail-items__card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.collection-detail-items__card-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.collection-detail-items__card-icon svg {
    width: 18px;
    height: 18px;
}

.collection-detail-items__card-icon--simulator {
    background: var(--light-blue);
    color: var(--main);
}

.collection-detail-items__card-icon--seminar {
    background: rgba(242, 175, 17, 0.15);
    color: var(--accent-1-text);
}

.collection-detail-items__card-icon--merchandise {
    background: rgba(40, 167, 69, 0.12);
    color: #28a745;
}

.collection-detail-items__card-info {
    min-width: 0;
}

.collection-detail-items__card-name {
    font-size: var(--p-sm-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.collection-detail-items__card-type {
    font-size: 11px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ================================
   DETAIL PAGE — Sidebar
   ================================ */

.collection-detail-sidebar__sticky {
    position: sticky;
    top: calc(64px + var(--sp-m));
}

body.has-offer-bar .collection-detail-sidebar__sticky {
    top: calc(96px + var(--sp-m));
}

.collection-detail-sidebar__box {
    background: var(--white);
    border: 1px solid var(--light-grey);
    border-radius: var(--radius);
    padding: var(--sp-ml);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.collection-detail-sidebar__image {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border-radius: calc(var(--radius) - 4px);
    margin-bottom: var(--sp-m);
}

.collection-detail-sidebar__name {
    font-size: var(--h6-size);
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    margin: 0 0 var(--sp-m);
}

/* Pricing */
.collection-detail-sidebar__pricing {
    margin-bottom: var(--sp-m);
    padding-bottom: var(--sp-m);
    border-bottom: 1px solid var(--light-grey);
}

.collection-detail-sidebar__price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--sp-xs) 0;
    font-size: var(--p-size);
}

.collection-detail-sidebar__price-label {
    color: var(--gray);
}

.collection-detail-sidebar__price-value {
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
}

.collection-detail-sidebar__price-row--discount .collection-detail-sidebar__price-value {
    color: #28a745;
}

.collection-detail-sidebar__price-row--total {
    border-top: 2px solid var(--dark-blue);
    margin-top: var(--sp-xs);
    padding-top: var(--sp-sm);
}

.collection-detail-sidebar__price-row--total .collection-detail-sidebar__price-label {
    font-weight: var(--font-weight-bold);
    color: var(--dark-blue);
    font-size: var(--h6-size);
}

.collection-detail-sidebar__price-row--total .collection-detail-sidebar__price-value {
    font-size: var(--h6-size);
    color: var(--main);
}

.collection-detail-sidebar__price-original {
    text-decoration: line-through;
    color: var(--gray);
    font-size: var(--p-sm-size);
    margin-left: var(--sp-xs);
    font-weight: var(--font-weight-regular);
}

/* Info badges */
.collection-detail-sidebar__info {
    display: flex;
    flex-direction: column;
    gap: var(--sp-sm);
    margin-bottom: var(--sp-m);
}

.collection-detail-sidebar__info-badge {
    display: flex;
    align-items: center;
    gap: var(--sp-xs);
    font-size: var(--p-sm-size);
    color: var(--gray);
}

.collection-detail-sidebar__info-badge svg {
    width: 18px;
    height: 18px;
    color: var(--main);
    flex-shrink: 0;
}

/* CTA */
.collection-detail-sidebar__cta {
    margin-bottom: var(--sp-sm);
}

.collection-detail-sidebar__cta .btn {
    width: 100%;
    text-align: center;
}

.collection-detail-sidebar__deposit-note {
    font-size: var(--p-sm-size);
    color: var(--gray);
    text-align: center;
    margin: 0;
}

/* ================================
   RESPONSIVE
   ================================ */

@media (max-width: 1280px) {
    .collection-detail-layout {
        grid-template-columns: 1fr 340px;
        gap: var(--sp-l);
    }
}

@media (max-width: 799px) {
    /* Hero */
    .collections-hero {
        min-height: 50vh;
    }

    .collections-hero__content {
        padding: var(--sp-xl) var(--sp-m);
    }

    .collections-hero__title {
        font-size: var(--h3-size);
    }

    .collection-detail-hero__title {
        font-size: var(--h3-size);
    }

    /* Grid */
    .collections-grid {
        padding: var(--sp-l) 0 var(--sp-xl);
    }

    .collections-grid__list {
        grid-template-columns: 1fr;
    }

    .collection-card__image-wrapper {
        height: 180px;
    }

    /* Detail layout */
    .collection-detail-layout {
        grid-template-columns: 1fr;
        padding: var(--sp-l) var(--sp-m) var(--sp-xl);
    }

    .collection-detail-sidebar__sticky {
        position: static;
    }

    /* Gallery */
    .collection-detail-gallery__grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }

    /* Lightbox nav */
    .collection-detail-lightbox__nav {
        padding: var(--sp-sm);
    }

    .collection-detail-lightbox__nav--prev {
        left: var(--sp-xs);
    }

    .collection-detail-lightbox__nav--next {
        right: var(--sp-xs);
    }

    /* Timeline */
    .collection-detail-timeline__item {
        padding-left: 48px;
    }

    .collection-detail-timeline__item::before {
        left: 15px;
        top: 36px;
    }

    .collection-detail-timeline__icon {
        width: 32px;
        height: 32px;
    }

    .collection-detail-timeline__icon svg {
        width: 16px;
        height: 16px;
    }

    .collection-detail-timeline__gap {
        padding-left: 48px;
    }

    .collection-detail-timeline__gap::before {
        left: 15px;
    }

    /* Items grid */
    .collection-detail-items__grid {
        grid-template-columns: 1fr;
    }

    /* CTA section */
    .collections-cta {
        padding: var(--sp-xl) var(--sp-m);
    }

    .collections-cta__title {
        font-size: var(--h4-size);
    }
}

@media (max-width: 480px) {
    .collections-hero__actions {
        flex-direction: column;
        align-items: center;
    }

    .collection-detail-hero__actions {
        flex-direction: column;
    }

    .collection-detail-hero__actions .btn {
        width: 100%;
        text-align: center;
    }
}