/* ===================================================================
   Chakula Smart — Premium glass navbar (landing)
   =================================================================== */

:root {
    --cn-emerald-deep: #0a1f14;
    --cn-emerald-mid: #1b4332;
    --cn-emerald-light: #2d6a4f;
    --cn-gold: #e9b84a;
    --cn-gold-light: #f0d78c;
    --cn-glass: rgba(255, 255, 255, 0.1);
    --cn-glass-border: rgba(240, 215, 140, 0.35);
    --cn-nav-height: 4rem;
}

/* ---- Shell ---- */
.chakula-nav,
.landing-nav.chakula-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    margin: 0;
    padding: 0;
    border: none;
    border-radius: 0;
    background: linear-gradient(
        135deg,
        rgba(13, 40, 24, 0.92) 0%,
        rgba(10, 31, 20, 0.88) 50%,
        rgba(27, 67, 50, 0.9) 100%
    );
    backdrop-filter: blur(20px) saturate(1.45);
    -webkit-backdrop-filter: blur(20px) saturate(1.45);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.28),
        0 0 40px rgba(64, 145, 108, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    overflow: visible;
}

.chakula-nav__rim {
    position: absolute;
    inset: 0;
    pointer-events: none;
    border-bottom: 1px solid transparent;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(240, 215, 140, 0.55),
        rgba(255, 255, 255, 0.25),
        rgba(240, 215, 140, 0.55),
        transparent
    ) bottom / 100% 1px no-repeat;
    animation: cnRimShine 6s ease-in-out infinite;
}

@keyframes cnRimShine {
    0%, 100% { opacity: 0.65; }
    50% { opacity: 1; }
}

.chakula-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0.5rem 1rem;
    padding-top: max(0.5rem, env(safe-area-inset-top, 0px));
    position: relative;
    z-index: 2;
}

/* ---- Brand ---- */
.chakula-nav__brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    flex-shrink: 0;
    text-decoration: none !important;
    color: #fff !important;
    transition: transform 0.3s cubic-bezier(0.34, 1.2, 0.64, 1), filter 0.3s ease;
}

.chakula-nav__brand:hover {
    transform: translateY(-1px);
    filter: drop-shadow(0 0 12px rgba(233, 184, 74, 0.45));
    color: #fff !important;
}

.chakula-nav__brand-logo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: contain;
    background: #fff;
    padding: 3px;
    box-shadow:
        0 0 0 2px rgba(240, 215, 140, 0.5),
        0 4px 14px rgba(0, 0, 0, 0.25);
}

.chakula-nav__brand-text {
    font-family: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
    font-weight: 800;
    font-size: clamp(0.9rem, 2.5vw, 1.05rem);
    letter-spacing: -0.02em;
    line-height: 1.2;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

/* ---- Hamburger ---- */
.chakula-nav__toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2.65rem;
    height: 2.65rem;
    padding: 0;
    border: 1px solid rgba(240, 215, 140, 0.45);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 4px 12px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.chakula-nav__toggle:hover {
    background: rgba(255, 255, 255, 0.14);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 0 20px rgba(233, 184, 74, 0.25);
}

.chakula-nav__toggle-box {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 18px;
}

.chakula-nav__toggle-box span {
    display: block;
    height: 2px;
    width: 100%;
    background: #fff;
    border-radius: 2px;
    transition: transform 0.35s ease, opacity 0.25s ease;
}

.chakula-nav__toggle[aria-expanded="true"] .chakula-nav__toggle-box span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.chakula-nav__toggle[aria-expanded="true"] .chakula-nav__toggle-box span:nth-child(2) {
    opacity: 0;
}

.chakula-nav__toggle[aria-expanded="true"] .chakula-nav__toggle-box span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ---- Collapse / panel ---- */
.chakula-nav__collapse {
    flex: 1;
    min-width: 0;
}

.chakula-nav__panel {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem 1rem;
    width: 100%;
}

.chakula-nav__links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
}

.chakula-nav__link {
    display: block;
    padding: 0.5rem 0.85rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.92) !important;
    text-decoration: none !important;
    border-radius: 10px;
    white-space: nowrap;
    transition:
        color 0.25s ease,
        background 0.25s ease,
        box-shadow 0.25s ease,
        transform 0.25s cubic-bezier(0.34, 1.1, 0.64, 1);
}

.chakula-nav__link:hover,
.chakula-nav__link:focus-visible {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 20px rgba(233, 184, 74, 0.15);
    transform: translateY(-1px);
}

.chakula-nav__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* ---- CTA button ---- */
.chakula-nav__btn--cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.1rem !important;
    font-size: 0.85rem !important;
    font-weight: 700 !important;
    line-height: 1.2 !important;
    color: #fff !important;
    text-decoration: none !important;
    white-space: nowrap;
    border-radius: 12px !important;
    border: 1px solid rgba(240, 215, 140, 0.55) !important;
    background: linear-gradient(145deg, #40916c 0%, #2d6a4f 45%, #1b4332 100%) !important;
    box-shadow:
        0 6px 20px rgba(0, 0, 0, 0.25),
        0 0 24px rgba(233, 184, 74, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.25) !important;
    transition:
        transform 0.3s cubic-bezier(0.34, 1.2, 0.64, 1),
        box-shadow 0.3s ease,
        background 0.3s ease !important;
}

.chakula-nav__btn--cta:hover {
    color: #fff !important;
    transform: translateY(-3px) scale(1.02);
    background: linear-gradient(145deg, #52b788 0%, #40916c 50%, #2d6a4f 100%) !important;
    box-shadow:
        0 12px 28px rgba(0, 0, 0, 0.3),
        0 0 36px rgba(233, 184, 74, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.35) !important;
}

/* ---- Language switch (code chips + dropdown) ---- */
.chakula-nav__lang-wrap {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.chakula-nav__lang-codes {
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
}

.chakula-nav__lang-code-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.15rem;
    padding: 0.35rem 0.55rem;
    border-radius: 8px;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.88);
    text-decoration: none !important;
    border: 1px solid transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.chakula-nav__lang-code-chip:hover,
.chakula-nav__lang-code-chip:focus-visible {
    color: #fff;
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(240, 215, 140, 0.35);
}

.chakula-nav__lang-code-chip.active {
    color: #1b4332;
    background: #fff;
    border-color: #fff;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.chakula-nav__lang-code-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.65rem;
    padding: 0.1rem 0.35rem;
    border-radius: 6px;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
}

.chakula-nav__lang-item-code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.85rem;
    padding: 0.15rem 0.4rem;
    border-radius: 6px;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    background: rgba(27, 67, 50, 0.1);
    color: #1b4332;
    flex-shrink: 0;
}

.chakula-nav__lang-item.active .chakula-nav__lang-item-code {
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
}

.chakula-nav__lang {
    position: relative;
    flex-shrink: 0;
}

.chakula-nav__lang-btn {
    display: inline-flex !important;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.7rem !important;
    font-size: 0.8rem !important;
    font-weight: 600 !important;
    color: #fff !important;
    background: rgba(255, 255, 255, 0.08) !important;
    border: 1px solid rgba(255, 255, 255, 0.35) !important;
    border-radius: 10px !important;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.chakula-nav__lang-btn:hover,
.chakula-nav__lang-btn:focus {
    background: rgba(255, 255, 255, 0.14) !important;
    color: #fff !important;
    box-shadow: 0 0 16px rgba(233, 184, 74, 0.2);
}

.chakula-nav__lang-btn::after {
    display: none !important;
}

.chakula-nav__lang-caret {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
    margin-left: 0.1rem;
    font-size: 0.62rem;
    color: var(--cn-gold-light, #f0d78c);
    opacity: 0.95;
    transition: transform 0.25s ease, color 0.25s ease;
    flex-shrink: 0;
}

.chakula-nav__lang-btn[aria-expanded="true"] .chakula-nav__lang-caret {
    transform: rotate(180deg);
    color: #fff;
}

@media (min-width: 992px) {
    .chakula-nav__lang-caret {
        transform: rotate(180deg);
    }

    .chakula-nav__lang-btn[aria-expanded="true"] .chakula-nav__lang-caret {
        transform: rotate(0deg);
    }
}

.chakula-nav__lang-menu {
    position: absolute !important;
    z-index: 1065 !important;
    min-width: 10rem !important;
    max-width: 11rem !important;
    width: max-content !important;
    margin-top: 0.4rem !important;
    padding: 0.35rem !important;
    border-radius: 12px !important;
    border: 1px solid rgba(240, 215, 140, 0.35) !important;
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow:
        0 16px 40px rgba(0, 0, 0, 0.28),
        0 0 0 1px rgba(255, 255, 255, 0.5) inset !important;
    overflow: hidden;
}

.chakula-nav__lang-menu .dropdown-item {
    padding: 0.5rem 0.85rem !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    color: #1b4332 !important;
    border-radius: 8px;
}

.chakula-nav__lang-menu .dropdown-item:hover {
    background: rgba(45, 106, 79, 0.12) !important;
    color: #1b4332 !important;
}

.chakula-nav__lang-menu .dropdown-item.active {
    background: linear-gradient(135deg, #2d6a4f, #40916c) !important;
    color: #fff !important;
}

.chakula-nav__lang-item {
    display: flex !important;
    align-items: center;
    gap: 0.5rem;
}

.chakula-nav__lang-check,
.chakula-nav__lang-check-spacer {
    width: 1rem;
    flex-shrink: 0;
    text-align: center;
    font-size: 0.75rem;
}

.chakula-nav__lang-item.active .chakula-nav__lang-check {
    color: inherit;
}

/* Language switch loading — never use a full-screen overlay (prevents stuck blank page) */
.landing-lang-loading,
#landingLangLoading {
    position: fixed !important;
    inset: auto auto 1rem 50% !important;
    top: auto !important;
    right: auto !important;
    width: auto !important;
    height: auto !important;
    transform: translateX(-50%);
    z-index: 2000;
    display: none !important;
    align-items: center;
    justify-content: center;
    pointer-events: none !important;
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

.landing-lang-loading.d-none,
#landingLangLoading.d-none {
    display: none !important;
}

.landing-lang-loading-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.65rem;
    padding: 0.65rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow:
        0 8px 32px rgba(15, 40, 28, 0.14),
        0 0 0 1px rgba(45, 106, 79, 0.08);
    font-size: 0.85rem;
    font-weight: 600;
    color: #1b4332;
}

/* Never hide page content during language switch (legacy cached JS may still add this class) */
body.landing-lang-switching,
body.scanner-lang-switching {
    overflow: auto !important;
    visibility: visible !important;
    opacity: 1 !important;
}

body.landing-page.chakula-lang-dropdown-open .chakula-nav__collapse.show {
    overflow: visible;
    max-height: none;
}

body.landing-page.chakula-nav-menu-open.chakula-lang-dropdown-open {
    overflow: visible;
}

/* Prevent Bootstrap popper from stretching dropdown full width */
.chakula-nav__lang .dropdown-menu[data-bs-popper] {
    top: 100% !important;
    left: auto !important;
    right: 0 !important;
    transform: none !important;
}

@media (max-width: 991.98px) {
    .chakula-nav__lang .dropdown-menu[data-bs-popper] {
        top: auto !important;
        bottom: 100% !important;
        margin-bottom: 0.35rem !important;
        margin-top: 0 !important;
    }
}

/* ---- Page offset (hero not hidden) ---- */
html {
    scroll-padding-top: var(--landing-nav-height, var(--cn-nav-height));
}

body.landing-page {
    --landing-nav-height: var(--cn-nav-height);
    padding-top: 0;
}

body.landing-page header.hero.hero-lux {
    padding-top: calc(var(--landing-nav-height, 4rem) + 1rem) !important;
}

/* ---- Desktop (lg+) ---- */
@media (min-width: 992px) {
    .chakula-nav__toggle {
        display: none !important;
    }

    .chakula-nav__collapse {
        display: flex !important;
        flex: 1;
        height: auto !important;
        visibility: visible !important;
    }

    .chakula-nav__collapse.collapsing {
        height: auto !important;
        transition: none !important;
    }

    .chakula-nav__panel {
        justify-content: flex-end;
    }

    .chakula-nav__links {
        justify-content: center;
        margin: 0 auto;
        max-width: 420px;
    }

    .chakula-nav__lang.dropup .dropdown-menu {
        top: 100% !important;
        bottom: auto !important;
        margin-top: 0.4rem !important;
        margin-bottom: 0 !important;
    }
}

/* ---- Mobile / tablet ---- */
@media (max-width: 991.98px) {
    .chakula-nav__inner {
        flex-wrap: wrap;
        padding: 0.45rem 0.75rem;
        padding-top: max(0.45rem, env(safe-area-inset-top, 0px));
    }

    .chakula-nav__toggle {
        display: inline-flex;
    }

    .chakula-nav__collapse {
        flex: 0 0 100%;
        width: 100%;
        overflow: visible;
    }

    .chakula-nav__collapse:not(.show) {
        display: none;
    }

    .chakula-nav__collapse.show {
        margin-top: 0.4rem;
        padding-top: 0.5rem;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .chakula-nav__panel {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
        padding: 0.25rem 0 0.5rem;
    }

    .chakula-nav__links {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: none;
        gap: 0.15rem;
    }

    .chakula-nav__link {
        padding: 0.7rem 0.65rem;
        font-size: 0.95rem;
        text-align: left;
    }

    .chakula-nav__actions {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 0.5rem;
        width: 100%;
        padding-top: 0.5rem;
        margin-top: 0.25rem;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .chakula-nav__btn--cta {
        flex: 1 1 auto;
        min-width: 0;
        padding: 0.55rem 0.85rem !important;
        font-size: 0.8rem !important;
    }

    .chakula-nav__lang {
        flex: 0 0 auto;
    }

    .chakula-nav__lang-btn {
        padding: 0.45rem 0.6rem !important;
        font-size: 0.75rem !important;
    }

    .chakula-nav__lang-caret {
        font-size: 0.58rem;
    }

    .chakula-nav__lang-label {
        max-width: 4.5rem;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .chakula-nav__lang.dropup .chakula-nav__lang-menu,
    .chakula-nav__lang .chakula-nav__lang-menu {
        position: absolute !important;
        bottom: 100% !important;
        top: auto !important;
        right: 0 !important;
        left: auto !important;
        margin-bottom: 0.35rem !important;
        margin-top: 0 !important;
        z-index: 1070 !important;
    }

    body.landing-page.chakula-nav-menu-open {
        overflow: hidden;
    }

    body.landing-page.chakula-nav-menu-open .chakula-nav__collapse.show {
        max-height: min(70vh, 420px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
}

@media (max-width: 380px) {
    .chakula-nav__brand-text {
        font-size: 0.82rem;
    }

    .chakula-nav__brand-logo {
        width: 30px;
        height: 30px;
    }

    .chakula-nav__btn--cta .chakula-nav__cta-long {
        display: none;
    }

    .chakula-nav__btn--cta .chakula-nav__cta-short {
        display: inline;
    }
}

@media (min-width: 381px) {
    .chakula-nav__btn--cta .chakula-nav__cta-short {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .chakula-nav__rim,
    .chakula-nav__link,
    .chakula-nav__btn--cta,
    .chakula-nav__toggle-box span {
        animation: none !important;
        transition: none !important;
    }
}