/**
 * Kod Pendule — header & navigation (Frontend Phase 2)
 */

:root {
    --shop-header-height: 13rem;
    --shop-header-nav-height: 2.25rem;
    --shop-header-mark-offset: -0.75rem;
    --shop-header-fab-bg: #e9ce87;
    --shop-header-fab-bg-hover: #dfc074;
    --shop-header-fab-duration: 0.42s;
    --shop-header-fab-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

.shop-header {
    background: linear-gradient(
        180deg,
        var(--shop-color-primary-soft) 0%,
        var(--shop-color-surface) 72%
    );
    border-bottom: 1px solid var(--shop-color-primary-muted);
    box-shadow: var(--shop-shadow-sm);
    z-index: 1;
}

/* —— Top bar —— */
.shop-header__bar {
    border-bottom: none;
}

.shop-header__bar-inner {
    display: flex;
    align-items: center;
    gap: var(--shop-space-4);
    min-height: 0;
    padding-top: var(--shop-space-2);
    padding-bottom: var(--shop-space-2);
}

.shop-header__brand {
    display: inline-flex;
    align-items: center;
    gap: 0;
    text-decoration: none;
    color: var(--shop-color-primary-active);
    flex-shrink: 0;
    min-width: 0;
    line-height: 0;
    margin-right: var(--shop-space-2);
}

@media (min-width: 992px) {
    .shop-header__brand {
        margin-right: var(--shop-space-8);
    }
}

.shop-header__brand:hover {
    color: var(--shop-color-primary-hover);
}

.shop-header__mark {
    width: 13rem;
    height: 13rem;
    margin-block: var(--shop-header-mark-offset);
    border-radius: var(--shop-radius-md);
    background: transparent;
    border: 0;
    flex-shrink: 0;
    box-shadow: none;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

.shop-header__logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.shop-header__name {
    font-size: var(--shop-font-size-lg);
    font-weight: var(--shop-font-weight-bold);
    letter-spacing: -0.02em;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 10rem;
}

@media (min-width: 400px) {
    .shop-header__name {
        max-width: none;
    }
}

/* —— Search —— */
.shop-header__search {
    flex: 1 1 auto;
    max-width: 36rem;
    margin: 0 auto;
    align-items: stretch;
    gap: var(--shop-space-3);
}

.shop-header__search-input {
    flex: 1 1 auto;
    min-height: 2.75rem;
    padding-left: 3.5rem !important;
    border-radius: var(--shop-radius-full);
    background: var(--shop-color-surface-subtle);
    border-color: var(--shop-color-border-subtle);
}

.shop-header__search-input:focus {
    background: var(--shop-color-surface);
}

.shop-header__search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--shop-color-text-quiet);
    pointer-events: none;
    z-index: 2;
    display: flex;
}

.shop-header__search {
    position: relative;
}

.shop-header__search-btn {
    flex-shrink: 0;
    border-radius: var(--shop-radius-full);
    padding-left: var(--shop-space-5);
    padding-right: var(--shop-space-5);
}

.shop-header__search--mobile .shop-header__search-input {
    padding-left: var(--shop-space-4);
    border-radius: var(--shop-radius-md);
}

/* —— Actions —— */
.shop-header__actions {
    display: flex;
    align-items: center;
    gap: var(--shop-space-3);
    flex-shrink: 0;
    margin-left: auto;
}

.shop-header__action {
    display: inline-flex;
    align-items: center;
    gap: var(--shop-space-2);
    min-height: var(--shop-touch-target);
    padding: var(--shop-space-2) var(--shop-space-3);
    border-radius: var(--shop-radius-sm);
    color: var(--shop-color-text);
    text-decoration: none;
    font-weight: var(--shop-font-weight-medium);
    font-size: var(--shop-font-size-sm);
    position: relative;
    border: none;
    background: transparent;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.shop-header__action:hover,
.shop-header__action:focus-visible {
    background: var(--shop-color-primary-soft);
    color: var(--shop-color-primary-active);
}

.shop-header__action-icon {
    display: flex;
    line-height: 0;
}

.shop-header__badge {
    position: absolute;
    top: 0.15rem;
    right: 0.1rem;
    min-width: 1.125rem;
    height: 1.125rem;
    padding: 0 0.35rem;
    font-size: 0.65rem;
    font-weight: var(--shop-font-weight-bold);
    line-height: 1.125rem;
    text-align: center;
    color: var(--shop-color-on-primary);
    background: var(--shop-color-primary);
    border-radius: var(--shop-radius-full);
}

.shop-header__account-link {
    font-size: var(--shop-font-size-sm);
    font-weight: var(--shop-font-weight-medium);
    color: var(--shop-color-text);
    text-decoration: none;
    padding: var(--shop-space-2) var(--shop-space-2);
}

.shop-header__account-link:hover {
    color: var(--shop-color-primary);
}

.shop-header__account-name {
    max-width: 6rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* —— Menu button (mobile) —— */
.shop-header__menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--shop-touch-target);
    height: var(--shop-touch-target);
    padding: 0;
    border: 1px solid var(--shop-color-border);
    border-radius: var(--shop-radius-sm);
    background: var(--shop-color-surface);
    color: var(--shop-color-primary-active);
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.shop-header__menu-btn:hover {
    background: var(--shop-color-primary-soft);
    border-color: var(--shop-color-primary-muted);
}

.shop-header__menu-icon {
    display: block;
    width: 1.25rem;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
    box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
}

/* —— Desktop secondary nav —— */
.shop-header__nav {
    background: var(--shop-color-primary);
    border-bottom: 1px solid var(--shop-color-primary-active);
}

.shop-header__nav-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--shop-space-2);
    padding: var(--shop-space-1) 0;
    margin: 0;
    min-height: var(--shop-header-nav-height);
    align-items: center;
}

.shop-header__nav .nav-item {
    margin: 0;
}

.shop-header__nav-link,
.shop-header .nav-link.shop-header__nav-link {
    font-size: var(--shop-font-size-sm);
    font-weight: var(--shop-font-weight-medium);
    color: rgba(255, 255, 255, 0.86);
    padding: var(--shop-space-1) var(--shop-space-3);
    border-radius: var(--shop-radius-sm);
    min-height: 1.875rem;
}

.shop-header__nav-link:hover,
.shop-header__nav-link:focus {
    color: var(--shop-color-on-primary);
    background: rgba(255, 255, 255, 0.12);
}

.shop-header__nav-link.active,
.shop-header .nav-link.active {
    color: var(--shop-color-primary-active);
    background: var(--shop-color-surface);
    font-weight: var(--shop-font-weight-semibold);
    box-shadow: var(--shop-shadow-sm);
}

/* —— Language switcher —— */
.shop-lang {
    margin: 0;
}

.shop-lang__group {
    display: inline-flex;
    padding: 2px;
    background: var(--shop-color-surface-subtle);
    border: 1px solid var(--shop-color-border-subtle);
    border-radius: var(--shop-radius-full);
}

.shop-lang__btn {
    min-width: 2.5rem;
    min-height: 2rem;
    padding: 0 var(--shop-space-3);
    border: none;
    border-radius: var(--shop-radius-full);
    background: transparent;
    font-size: var(--shop-font-size-xs);
    font-weight: var(--shop-font-weight-semibold);
    letter-spacing: 0.04em;
    color: var(--shop-color-text-muted);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.shop-lang__btn:hover {
    color: var(--shop-color-primary);
}

.shop-lang__btn.is-active {
    background: var(--shop-color-surface);
    color: var(--shop-color-primary-active);
    box-shadow: var(--shop-shadow-sm);
}

/* —— Mobile offcanvas —— */
.shop-offcanvas {
    width: min(100vw - 2rem, 22rem);
    border-left: 1px solid var(--shop-color-border-subtle);
}

.shop-offcanvas__header {
    padding: var(--shop-space-4) var(--shop-space-5);
    border-bottom: 1px solid var(--shop-color-border-subtle);
}

.shop-offcanvas__title {
    font-size: var(--shop-font-size-lg);
    font-weight: var(--shop-font-weight-semibold);
    margin: 0;
    color: var(--shop-color-text);
}

.shop-offcanvas__body {
    padding: var(--shop-space-5);
}

.shop-offcanvas__nav {
    gap: var(--shop-space-1);
    margin-bottom: var(--shop-space-5);
}

.shop-offcanvas__link,
.shop-offcanvas .nav-link {
    font-size: var(--shop-font-size-md);
    font-weight: var(--shop-font-weight-medium);
    color: var(--shop-color-text);
    padding: var(--shop-space-3) var(--shop-space-4);
    border-radius: var(--shop-radius-md);
    min-height: var(--shop-touch-target);
    display: flex;
    align-items: center;
}

.shop-offcanvas__link:hover,
.shop-offcanvas .nav-link:hover,
.shop-offcanvas__link.active,
.shop-offcanvas .nav-link.active {
    background: var(--shop-color-primary-soft);
    color: var(--shop-color-primary-active);
}

.shop-offcanvas__section {
    padding-top: var(--shop-space-4);
    margin-top: var(--shop-space-4);
    border-top: 1px solid var(--shop-color-border-subtle);
}

.shop-offcanvas__section-title {
    font-size: var(--shop-font-size-xs);
    font-weight: var(--shop-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--shop-color-text-muted);
    margin-bottom: var(--shop-space-3);
}

.shop-offcanvas__account {
    display: flex;
    flex-direction: column;
    gap: var(--shop-space-2);
}

.shop-offcanvas__cta {
    margin-top: auto;
}

/* —— Scroll-triggered menu button (arrow tab) —— */
.shop-header-fab {
    position: fixed;
    z-index: 1045;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid rgba(11, 53, 40, 0.18);
    background: var(--shop-header-fab-bg);
    color: var(--shop-color-primary);
    box-shadow: var(--shop-shadow-md);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
        opacity var(--shop-header-fab-duration) var(--shop-header-fab-ease),
        transform var(--shop-header-fab-duration) var(--shop-header-fab-ease),
        visibility 0s linear var(--shop-header-fab-duration),
        background-color 0.15s ease,
        border-color 0.15s ease;
}

.shop-header-fab__label {
    font-size: var(--shop-font-size-xs);
    font-weight: var(--shop-font-weight-bold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    line-height: 1;
    white-space: nowrap;
    color: var(--shop-color-primary);
}

/* Desktop: left edge tab, arrow points right */
.shop-header-fab--desktop {
    left: 0;
    top: 50%;
    min-width: 3.25rem;
    min-height: 3.5rem;
    padding: var(--shop-space-3) var(--shop-space-4) var(--shop-space-3) var(--shop-space-3);
    border-left: none;
    border-radius: 0 var(--shop-radius-md) var(--shop-radius-md) 0;
    clip-path: polygon(0 0, calc(100% - 0.85rem) 0, 100% 50%, calc(100% - 0.85rem) 100%, 0 100%);
    transform: translateY(-50%) translateX(calc(-100% - 0.5rem));
}

.shop-header-fab--desktop.is-visible {
    transform: translateY(-50%) translateX(0);
}

/* Mobile: bottom-left tab, arrow points up */
.shop-header-fab--mobile {
    left: max(var(--shop-space-3), env(safe-area-inset-left, 0px));
    bottom: max(var(--shop-space-4), env(safe-area-inset-bottom, 0px));
    top: auto;
    min-width: 4.75rem;
    min-height: 2.85rem;
    padding: calc(var(--shop-space-2) + 0.85rem) var(--shop-space-4) var(--shop-space-2);
    border-top: none;
    border-radius: 0 0 var(--shop-radius-md) var(--shop-radius-md);
    clip-path: polygon(0 0.85rem, 50% 0, 100% 0.85rem, 100% 100%, 0 100%);
    transform: translateY(calc(100% + 0.75rem));
}

.shop-header-fab--mobile.is-visible {
    transform: translateY(0);
}

.shop-header-fab.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition:
        opacity var(--shop-header-fab-duration) var(--shop-header-fab-ease),
        transform var(--shop-header-fab-duration) var(--shop-header-fab-ease),
        visibility 0s linear 0s,
        background-color 0.15s ease,
        border-color 0.15s ease;
}

.shop-header-fab:hover,
.shop-header-fab:focus-visible {
    background: var(--shop-header-fab-bg-hover);
    color: var(--shop-color-primary);
}

/* —— Compact left header panel (overlay, content-width) —— */
.shop-header-panel.offcanvas {
    width: auto;
    max-width: min(20rem, 92vw);
    border-right: 1px solid var(--shop-color-border-subtle);
    box-shadow: var(--shop-shadow-lg);
}

.shop-header-panel__header {
    padding: var(--shop-space-3) var(--shop-space-4);
    border-bottom: 1px solid var(--shop-color-border-subtle);
    background: var(--shop-color-primary-soft);
}

.shop-header-panel__title {
    font-size: var(--shop-font-size-md);
    font-weight: var(--shop-font-weight-semibold);
    margin: 0;
    color: var(--shop-color-primary-active);
}

.shop-header-panel__body {
    display: flex;
    flex-direction: column;
    gap: var(--shop-space-3);
    padding: var(--shop-space-4);
    width: max-content;
    min-width: 15rem;
    max-width: min(20rem, 92vw);
}

.shop-header-panel__brand {
    display: block;
    line-height: 0;
    text-align: center;
}

.shop-header-panel__brand img {
    width: 4.5rem;
    height: 4.5rem;
    object-fit: contain;
}

.shop-header-panel__search {
    width: 100%;
    min-width: 14rem;
}

.shop-header-panel__nav {
    width: 100%;
}

.shop-header-panel__nav .shop-offcanvas__nav {
    margin-bottom: 0;
}

.shop-header-panel__cart {
    width: 100%;
    justify-content: flex-start;
    position: relative;
    border: 1px solid var(--shop-color-border-subtle);
    border-radius: var(--shop-radius-md);
    background: var(--shop-color-surface-subtle);
    min-height: var(--shop-touch-target);
    padding: var(--shop-space-2) var(--shop-space-3);
    text-decoration: none;
}

.shop-header-panel__cart:hover {
    background: var(--shop-color-primary-soft);
    color: var(--shop-color-primary-active);
}

.shop-header-panel__cart-badge {
    position: static;
    margin-left: auto;
}

.shop-header-panel__section {
    margin-top: 0;
    padding-top: var(--shop-space-3);
}

@media (max-width: 991.98px) {
    :root {
        --shop-header-height: 11rem;
        --shop-header-mark-offset: -0.5rem;
    }

    .shop-header__bar-inner {
        gap: var(--shop-space-3);
        padding-top: var(--shop-space-2);
        padding-bottom: var(--shop-space-2);
    }

    .shop-header__name {
        font-size: var(--shop-font-size-md);
    }

    .shop-header__mark {
        width: 11rem;
        height: 11rem;
    }

    .shop-header-panel.offcanvas-bottom {
        width: 100%;
        max-width: none;
        height: 100dvh;
        max-height: 100dvh;
        border-right: none;
        border-top: none;
        border-radius: 0;
        box-shadow: none;
    }

    .shop-header-panel.offcanvas-bottom .offcanvas-body {
        overflow-y: auto;
    }

    .shop-header-panel.offcanvas-bottom .shop-header-panel__body {
        width: 100%;
        min-width: 0;
        max-width: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .shop-header-fab {
        transition: opacity 0.15s ease, visibility 0.15s ease;
    }

    .shop-header-fab--desktop,
    .shop-header-fab--mobile {
        transform: none;
    }

    .shop-header-fab--desktop:not(.is-visible),
    .shop-header-fab--mobile:not(.is-visible) {
        transform: none;
    }
}