/* ==========================================================================
   KASHI RAMYA - layout.css
   Topbar, header, mega menu, mobile drawer, footer, floating actions.
   @see docs/design.md §4.5
   ========================================================================== */

/* --------------------------------------------------------------------------
   Topbar
   -------------------------------------------------------------------------- */
.topbar {
    background: var(--kr-charcoal);
    color: var(--kr-sand);
    font-size: var(--fs-xs);
    min-height: var(--kr-topbar-h);
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--kr-s4);
    min-height: var(--kr-topbar-h);
    flex-wrap: wrap;
}

.topbar-left,
.topbar-right {
    display: flex;
    align-items: center;
    gap: var(--kr-s4);
    flex-wrap: wrap;
}

.topbar-link {
    display: inline-flex;
    align-items: center;
    gap: var(--kr-s2);
    color: var(--kr-sand);
    font-size: var(--fs-xs);
}

.topbar-link:hover { color: var(--kr-gold); }
.topbar-support { color: #C9BCB4; }

.topbar-social { display: flex; align-items: center; gap: var(--kr-s2); }

.topbar-social-link {
    display: inline-flex;
    width: 26px;
    height: 26px;
    align-items: center;
    justify-content: center;
    border-radius: var(--kr-r-pill);
    color: var(--kr-sand);
    background: rgba(255, 255, 255, .08);
}

.topbar-social-link:hover { background: var(--kr-orange); color: #fff; }

.topbar-b2b {
    padding: 3px var(--kr-s3);
    border: 1px solid rgba(255, 215, 0, .5);
    border-radius: var(--kr-r-pill);
    color: var(--kr-gold);
    font-weight: 600;
    letter-spacing: .04em;
}

.topbar-b2b:hover { background: var(--kr-gold); color: var(--kr-charcoal); }

.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 2px;
    background: rgba(255, 255, 255, .09);
    border-radius: var(--kr-r-pill);
}

.lang-switch-item {
    padding: 2px var(--kr-s3);
    border-radius: var(--kr-r-pill);
    color: var(--kr-sand);
    font-weight: 500;
}

.lang-switch-item.is-active { background: var(--kr-orange); color: #fff; }
.lang-switch-item:hover { color: #fff; }

.lang-switch-block {
    display: flex;
    flex-wrap: wrap;
    background: transparent;
    gap: var(--kr-s2);
}

.lang-switch-block .lang-switch-item {
    border: 1px solid var(--kr-line);
    color: var(--kr-body);
}

.lang-switch-block .lang-switch-item.is-active {
    background: var(--kr-maroon);
    border-color: var(--kr-maroon);
    color: #fff;
}

@media (max-width: 1023px) {
    .topbar-left .topbar-link-email,
    .topbar-left .topbar-support { display: none; }
}

@media (max-width: 767px) {
    .topbar-social { display: none; }
    .topbar { font-size: 11px; }
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 90;
    background: var(--kr-ivory);
    border-bottom: 1px solid var(--kr-line);
    transition: box-shadow var(--kr-t) var(--kr-ease);
}

.site-header.is-stuck { box-shadow: var(--kr-sh-sm); }

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--kr-s5);
    min-height: var(--kr-header-h);
}

.brand { display: flex; align-items: center; flex: 0 0 auto; }
.brand-logo { width: auto; height: 46px; max-width: 220px; }

@media (max-width: 479px) { .brand-logo { height: 38px; } }

.primary-nav { display: none; }

@media (min-width: 1024px) {
    .primary-nav { display: block; flex: 1 1 auto; }
}

.nav-list {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--kr-s1);
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-item { position: relative; margin: 0; }

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: var(--kr-s3) var(--kr-s3);
    border: 0;
    background: none;
    color: var(--kr-ink);
    font-size: var(--fs-sm);
    font-weight: 500;
    border-radius: var(--kr-r-sm);
    cursor: pointer;
    white-space: nowrap;
}

.nav-link:hover { color: var(--kr-orange-600); background: var(--kr-orange-50); }

.nav-link.is-active {
    color: var(--kr-maroon);
    box-shadow: inset 0 -2px 0 var(--kr-gold);
}

.nav-link[aria-expanded="true"] { color: var(--kr-orange-600); background: var(--kr-orange-50); }

.nav-item-lg { display: none; }
.nav-item-xl { display: none; }

@media (min-width: 1024px) { .nav-item-lg { display: block; } }
@media (min-width: 1180px) { .nav-item-xl { display: block; } }

/* Mega menu */
.mega-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    width: min(880px, 88vw);
    padding: var(--kr-s6);
    background: var(--kr-ivory);
    border: 1px solid var(--kr-line);
    border-radius: var(--kr-r-lg);
    box-shadow: var(--kr-sh-lg);
    z-index: 95;
}

.mega-menu[hidden] { display: none; }

.mega-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--kr-s5);
}

.mega-heading {
    margin: 0 0 var(--kr-s3);
    color: var(--kr-accent);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.mega-list { margin: 0; padding: 0; list-style: none; }
.mega-list li { margin-bottom: var(--kr-s2); }
.mega-list a { color: var(--kr-body); font-size: var(--fs-sm); }
.mega-list a:hover { color: var(--kr-orange-600); }

.header-actions { display: flex; align-items: center; gap: var(--kr-s2); flex: 0 0 auto; }

.header-cta { display: none; }
@media (min-width: 768px) { .header-cta { display: inline-flex; } }

.icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--kr-r-pill);
    background: none;
    color: var(--kr-ink);
    cursor: pointer;
    transition: background var(--kr-t-fast) var(--kr-ease), color var(--kr-t-fast) var(--kr-ease);
}

.icon-btn:hover { background: var(--kr-orange-50); color: var(--kr-orange-600); }
.icon-btn-sm { width: 32px; height: 32px; }

.nav-burger { display: inline-flex; }
@media (min-width: 1024px) { .nav-burger { display: none; } }

/* --------------------------------------------------------------------------
   Drawers (mobile nav + search)
   -------------------------------------------------------------------------- */
.drawer { position: fixed; inset: 0; z-index: 120; }
.drawer[hidden] { display: none; }

.drawer-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(28, 21, 18, .62);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity var(--kr-t) var(--kr-ease);
}

.drawer.is-open .drawer-backdrop { opacity: 1; }

.drawer-panel {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(380px, 88vw);
    display: flex;
    flex-direction: column;
    background: var(--kr-cream);
    box-shadow: var(--kr-sh-lg);
    transform: translateX(100%);
    transition: transform var(--kr-t) var(--kr-ease);
    overflow-y: auto;
}

.drawer.is-open .drawer-panel { transform: translateX(0); }

.drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--kr-s4) var(--kr-s5);
    border-bottom: 1px solid var(--kr-line);
    background: var(--kr-ivory);
}

.drawer-title { font-family: var(--kr-font-display); font-size: var(--fs-h4); color: var(--kr-ink); }
.drawer-body { padding: var(--kr-s4) var(--kr-s5); flex: 1 1 auto; }

.drawer-foot {
    padding: var(--kr-s5);
    border-top: 1px solid var(--kr-line);
    background: var(--kr-ivory);
    display: grid;
    gap: var(--kr-s4);
}

.drawer-contact { display: grid; gap: var(--kr-s2); }
.drawer-contact-link { display: inline-flex; align-items: center; gap: var(--kr-s2); color: var(--kr-body); font-size: var(--fs-sm); }

.mobile-nav-list,
.mobile-nav-sublist { margin: 0; padding: 0; list-style: none; }

.mobile-nav-link {
    display: block;
    padding: var(--kr-s3) 0;
    border-bottom: 1px solid var(--kr-line);
    color: var(--kr-ink);
    font-size: var(--fs-lg);
}

.mobile-nav-link:hover { color: var(--kr-orange-600); padding-left: var(--kr-s2); }

.mobile-nav-heading {
    margin: var(--kr-s5) 0 var(--kr-s2);
    color: var(--kr-accent);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.mobile-nav-sublink { display: block; padding: var(--kr-s2) 0; color: var(--kr-body); font-size: var(--fs-sm); }

/* Search overlay */
.search-panel {
    position: absolute;
    top: 12vh;
    left: 50%;
    transform: translate(-50%, -12px);
    width: min(680px, 92vw);
    padding: var(--kr-s5);
    background: var(--kr-ivory);
    border-radius: var(--kr-r-lg);
    box-shadow: var(--kr-sh-lg);
    opacity: 0;
    transition: opacity var(--kr-t) var(--kr-ease), transform var(--kr-t) var(--kr-ease);
}

.drawer.is-open .search-panel { opacity: 1; transform: translate(-50%, 0); }

.search-form {
    display: flex;
    align-items: center;
    gap: var(--kr-s3);
    padding: var(--kr-s2) var(--kr-s2) var(--kr-s2) var(--kr-s4);
    border: 2px solid var(--kr-line);
    border-radius: var(--kr-r-pill);
    background: var(--kr-cream);
}

.search-form:focus-within { border-color: var(--kr-orange); }
.search-form-icon { color: var(--kr-muted); }

.search-input {
    flex: 1 1 auto;
    border: 0;
    background: none;
    font-size: var(--fs-lg);
    color: var(--kr-ink);
    min-width: 0;
}

.search-input:focus { outline: none; }
.search-hint { margin: var(--kr-s3) 0 0; color: var(--kr-muted); font-size: var(--fs-sm); }

/* --------------------------------------------------------------------------
   Flash stack
   -------------------------------------------------------------------------- */
.flash-stack { padding-top: var(--kr-s4); display: grid; gap: var(--kr-s3); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer { margin-top: var(--kr-s9); background: var(--kr-charcoal); color: #D9CEC7; }

.footer-main { padding-block: var(--kr-s8) var(--kr-s7); }

.footer-grid {
    display: grid;
    gap: var(--kr-s7) var(--kr-s6);
    grid-template-columns: 1fr;
}

@media (min-width: 640px) { .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1fr 1.4fr; } }

.footer-brand-heading { margin-bottom: var(--kr-s4); }
.footer-brand { color: #fff; }
.footer-brand:hover { color: var(--kr-gold); }

.footer-legal-line {
    margin: 0 0 var(--kr-s3);
    color: var(--kr-gold);
    font-size: var(--fs-xs);
    letter-spacing: .1em;
    text-transform: uppercase;
}

.footer-about { color: #B9ACA4; font-size: var(--fs-sm); }

.footer-social { display: flex; gap: var(--kr-s2); margin-top: var(--kr-s4); }

.footer-social-link {
    display: inline-flex;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    border-radius: var(--kr-r-pill);
    background: rgba(255, 255, 255, .08);
    color: var(--kr-sand);
}

.footer-social-link:hover { background: var(--kr-orange); color: #fff; }

.footer-heading {
    margin: 0 0 var(--kr-s4);
    color: #fff;
    font-family: var(--kr-font-body);
    font-size: var(--fs-sm);
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.footer-list { margin: 0; padding: 0; list-style: none; }
.footer-list li { margin-bottom: var(--kr-s2); }
.footer-list a { color: #B9ACA4; font-size: var(--fs-sm); }
.footer-list a:hover { color: var(--kr-gold); }

.footer-contact-row {
    display: flex;
    align-items: flex-start;
    gap: var(--kr-s3);
    margin-bottom: var(--kr-s3);
    color: #B9ACA4;
    font-size: var(--fs-sm);
}

.footer-contact-row .icon { color: var(--kr-orange); margin-top: 3px; }
.footer-contact-row a { color: #B9ACA4; }
.footer-contact-row a:hover { color: var(--kr-gold); }

.footer-cta { margin-top: var(--kr-s4); }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding-block: var(--kr-s5); }

.footer-bottom-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--kr-s4);
}

.footer-copy { margin: 0; color: #9C8F88; font-size: var(--fs-xs); }
.footer-copy-legal { margin-left: var(--kr-s2); }
.footer-gstin { margin-left: var(--kr-s2); letter-spacing: .3px; white-space: nowrap; }

.footer-legal-list { display: flex; flex-wrap: wrap; gap: var(--kr-s4); margin: 0; padding: 0; list-style: none; }
.footer-legal-list li { margin: 0; }
.footer-legal-list a { color: #9C8F88; font-size: var(--fs-xs); }
.footer-legal-list a:hover { color: var(--kr-gold); }

/* Fraud notice */
.fraud-notice {
    display: flex;
    align-items: flex-start;
    gap: var(--kr-s4);
    margin-top: var(--kr-s7);
    padding: var(--kr-s4) var(--kr-s5);
    background: var(--kr-gold-100);
    border-left: 4px solid var(--kr-maroon);
    border-radius: var(--kr-r-sm);
    color: var(--kr-body);
}

.fraud-notice .icon { color: var(--kr-maroon); margin-top: 2px; }
.fraud-notice-body strong { display: block; color: var(--kr-maroon-900); margin-bottom: 2px; }
.fraud-notice-body p { margin: 0; font-size: var(--fs-sm); }

.fraud-notice-link {
    margin-left: auto;
    white-space: nowrap;
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--kr-maroon);
}

@media (max-width: 767px) {
    .fraud-notice { flex-wrap: wrap; }
    .fraud-notice-link { margin-left: 0; }
}

/* --------------------------------------------------------------------------
   Floating actions + mobile bar
   -------------------------------------------------------------------------- */
.float-actions {
    position: fixed;
    right: var(--kr-s4);
    bottom: var(--kr-s4);
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: var(--kr-s2);
}

.float-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border: 0;
    border-radius: var(--kr-r-pill);
    color: #fff;
    cursor: pointer;
    box-shadow: var(--kr-sh-md);
    transition: transform var(--kr-t-fast) var(--kr-ease);
}

.float-btn:hover { transform: translateY(-2px); color: #fff; }
.float-btn[hidden] { display: none; }

.float-btn-whatsapp { background: var(--kr-whatsapp); }
.float-btn-call { background: var(--kr-maroon); }
.float-btn-top { background: var(--kr-ink); }

.whatsapp-widget { position: relative; }
.whatsapp-panel {
    position: absolute;
    right: 0;
    bottom: calc(100% + 16px);
    width: min(380px, calc(100vw - 32px));
    max-height: calc(100vh - 220px);
    max-height: calc(100dvh - 220px);
    overflow: auto;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 12px 48px rgba(0, 0, 0, .2), 0 2px 8px rgba(0, 0, 0, .08);
    color: #22332e;
}
.whatsapp-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 22px 18px;
    background: #0b5e54;
    color: #fff;
}
.whatsapp-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 64px;
    width: 64px;
    height: 64px;
    padding: 5px;
    border-radius: 50%;
    background: #fff;
    overflow: hidden;
}
.whatsapp-avatar img { width: 100%; height: 100%; object-fit: contain; }
.whatsapp-heading { flex: 1; min-width: 0; }
.whatsapp-heading h2 { margin: 0 0 5px; font-family: inherit; font-size: 18px; line-height: 1.3; color: #fff; }
.whatsapp-heading p { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 12px; color: #e2f3ec; }
.whatsapp-status-dot { flex: 0 0 6px; height: 6px; border-radius: 50%; background: #8ee2ad; }
.whatsapp-close { display: flex; align-items: center; justify-content: center; flex: 0 0 36px; height: 36px; border: 0; border-radius: 50%; background: transparent; color: #fff; cursor: pointer; }
.whatsapp-close:hover { background: rgba(255, 255, 255, .14); }
.whatsapp-conversation {
    padding: 24px 22px 30px;
    background-color: #efeae2;
    background-image: radial-gradient(circle, rgba(11, 94, 84, .09) 1px, transparent 1px);
    background-size: 18px 18px;
}
.whatsapp-bubble { position: relative; padding: 16px 18px; border-radius: 0 12px 12px; background: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, .06); }
.whatsapp-bubble::before { content: ''; position: absolute; top: 0; left: -8px; border-top: 10px solid #fff; border-left: 8px solid transparent; }
.whatsapp-sender { display: block; margin-bottom: 8px; font-size: 13px; font-weight: 600; color: #63756e; }
.whatsapp-bubble p { margin: 0; font-size: 14px; line-height: 1.65; }
.whatsapp-bubble p + p { margin-top: 8px; }
.whatsapp-footer { padding: 20px 22px 16px; text-align: center; }
.whatsapp-start { display: flex; align-items: center; justify-content: center; gap: 9px; min-height: 46px; padding: 10px 16px; border-radius: 999px; background: #25d366; color: #073b21; font-size: 15px; font-weight: 700; transition: background var(--kr-t-fast); }
.whatsapp-start:hover { background: #20c55d; color: #073b21; }
.whatsapp-footer p { margin: 10px 0 0; color: #65716c; font-size: 11px; line-height: 1.5; }

.float-tooltip {
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    padding: 4px var(--kr-s3);
    background: var(--kr-ink);
    color: #fff;
    font-size: var(--fs-xs);
    border-radius: var(--kr-r-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--kr-t-fast) var(--kr-ease);
}

.float-btn:hover .float-tooltip { opacity: 1; }

.mobile-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    background: var(--kr-ivory);
    border-top: 1px solid var(--kr-line);
    box-shadow: 0 -4px 16px rgba(28, 21, 18, .08);
    padding-bottom: env(safe-area-inset-bottom);
}

.mobile-bar-item {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    min-height: 56px;
    border: 0;
    background: none;
    color: var(--kr-body);
    font-size: 11px;
    cursor: pointer;
}

.mobile-bar-item:hover { color: var(--kr-orange-600); }
.mobile-bar-item .icon { width: 20px; height: 20px; }

@media (min-width: 768px) { .mobile-bar { display: none; } }

@media (max-width: 767px) {
    .float-actions { bottom: 72px; }
    body { padding-bottom: 56px; }
}

/* --------------------------------------------------------------------------
   Page hero + breadcrumbs
   -------------------------------------------------------------------------- */
.page-hero {
    padding-block: var(--kr-s7) var(--kr-s6);
    background: var(--kr-sand);
    border-bottom: 1px solid var(--kr-line);
}

/* Hero carrying a photograph: the scrim guarantees 4.5:1 for body copy. */
.page-hero-image { position: relative; overflow: hidden; background: var(--kr-maroon-900); }

.page-hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-hero-scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(28, 21, 18, .74), rgba(74, 0, 0, .58));
}

.page-hero-image > .container { position: relative; z-index: 2; }
.page-hero-image .page-hero-title { color: #fff; }
.page-hero-image .page-hero-intro,
.page-hero-image .page-hero-meta { color: rgba(255, 255, 255, .9); }
.page-hero-image .breadcrumb-list,
.page-hero-image .breadcrumb-item a { color: rgba(255, 255, 255, .8); }
.page-hero-image .breadcrumb-item [aria-current="page"] { color: #fff; }
.page-hero-image .section-eyebrow { color: var(--kr-gold); }

.page-hero-title { margin-bottom: var(--kr-s3); }
.page-hero-intro { max-width: 68ch; color: var(--kr-muted); margin: 0; }
.page-hero-meta { margin-top: var(--kr-s3); color: var(--kr-muted); font-size: var(--fs-sm); }

.breadcrumbs { padding-top: var(--kr-s4); }

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--kr-s2);
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: var(--fs-xs);
    color: var(--kr-muted);
}

.breadcrumb-item { margin: 0; display: inline-flex; align-items: center; gap: var(--kr-s2); }
.breadcrumb-item + .breadcrumb-item::before { content: '/'; color: var(--kr-gold); font-weight: 700; }
.breadcrumb-item a { color: var(--kr-muted); }
.breadcrumb-item a:hover { color: var(--kr-orange-600); }
.breadcrumb-item [aria-current="page"] { color: var(--kr-ink); font-weight: 500; }

/* --------------------------------------------------------------------------
   Sticky enquiry sidebars (detail pages)
   -------------------------------------------------------------------------- */
.detail-layout {
    display: grid;
    gap: var(--kr-s7);
    grid-template-columns: 1fr;
    align-items: start;
}

@media (min-width: 1024px) {
    .detail-layout { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); }
    .detail-sidebar { position: sticky; top: calc(var(--kr-header-h) + var(--kr-s4)); }
}