/* ===== Design tokens (আপনার original ডিজাইনের CSS variables) ===== */
:root {
  --bg: #F4EFE6;
  --fg: #18140F;
  --fg-muted: #6B6057;
  --fg-subtle: #9C8E83;
  --card: #EDE8DF;
  --accent: #A8522A;
  --accent-light: #C86E3E;
  --border: #D4C9BA;
  --border-strong: #B8AC9E;
  --font-serif: 'EB Garamond', Georgia, serif;
  --font-sans: 'Outfit', system-ui, sans-serif;
}

/* ===== HEADER / NAVBAR ===== */
.sr-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid transparent;
  box-shadow: none;
  transform: translateY(0);
  transition: transform 0.45s cubic-bezier(0.65, 0, 0.35, 1),
              background-color 0.4s ease,
              backdrop-filter 0.4s ease,
              -webkit-backdrop-filter 0.4s ease,
              box-shadow 0.4s ease,
              border-color 0.4s ease;
  -webkit-tap-highlight-color: transparent;
}

/* স্ক্রল করলে আসল glass/frosted প্যানেলের মতো দেখাবে */
.sr-header.sr-scrolled {
  background-color: rgba(244, 239, 230, 0.45);
  backdrop-filter: blur(24px) saturate(200%) brightness(1.05);
  -webkit-backdrop-filter: blur(24px) saturate(200%) brightness(1.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow:
    0 1px 0 0 rgba(255, 255, 255, 0.5) inset,
    0 8px 30px rgba(24, 20, 15, 0.08);
}

/* মোবাইল মেনু খোলা থাকলে — পেজ টপে থাকুক বা স্ক্রল করা থাকুক,
   যেন লিংকগুলো নিচের ছবি/কনটেন্টের উপর পরিষ্কার পড়া যায়,
   তাই জোরালো (প্রায় opaque) একটা background force করা হলো */
.sr-header.sr-menu-open {
  background-color: rgba(244, 239, 230, 0.94) !important;
  backdrop-filter: blur(24px) saturate(200%) !important;
  -webkit-backdrop-filter: blur(24px) saturate(200%) !important;
  border-bottom: 1px solid var(--border) !important;
  box-shadow: 0 8px 30px rgba(24, 20, 15, 0.1) !important;
}

/* স্ক্রল ডাউন করলে নেভবার উপরে সরে গিয়ে হাইড হবে */
.sr-header.sr-hide {
  transform: translateY(-100%);
}

.sr-header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

.sr-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.sr-logo {
  text-decoration: none;
}

.sr-logo-name {
  font-family: var(--font-serif);
  font-size: 18px;
  letter-spacing: 0.05em;
  color: var(--fg);
  font-weight: 500;
  line-height: 1.1;
}

.sr-logo-tag {
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--fg-muted);
  font-weight: 400;
  margin-top: 2px;
}

/* Desktop nav */
.sr-nav-desktop {
  display: flex;
}

.sr-menu-list {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sr-menu-list li {
  list-style: none;
  margin: 0;
}

.sr-nav-desktop a {
  font-family: var(--font-sans) !important;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--fg-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.sr-nav-desktop a:hover {
  color: var(--accent);
}

/* Mobile hamburger button */
.sr-menu-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: none;
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: none;
  appearance: none;
  outline: none;
}

.sr-menu-toggle:hover,
.sr-menu-toggle:focus,
.sr-menu-toggle:active,
.sr-menu-toggle:focus-visible {
  background: none !important;
  outline: none;
  box-shadow: none;
}

.sr-menu-toggle .bar {
  display: block;
  height: 1px;
  width: 24px;
  background: var(--fg);
  margin-bottom: 5px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.sr-menu-toggle .bar:last-child {
  margin-bottom: 0;
}

.sr-header.sr-menu-open .bar:nth-child(1) {
  transform: rotate(45deg) translateY(6px);
}
.sr-header.sr-menu-open .bar:nth-child(2) {
  opacity: 0;
}
.sr-header.sr-menu-open .bar:nth-child(3) {
  transform: rotate(-45deg) translateY(-6px);
}

/* Mobile nav */
.sr-nav-mobile {
  display: none;
  padding-bottom: 24px;
}

.sr-menu-list-mobile {
  display: flex;
  flex-direction: column;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sr-menu-list-mobile li {
  list-style: none;
  margin: 0;
}

.sr-header.sr-menu-open .sr-nav-mobile {
  display: block;
}

.sr-nav-mobile a {
  font-family: var(--font-sans) !important;
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--fg-muted);
  text-decoration: none;
  font-weight: 500;
}

/* Spacer so page content doesn't hide under fixed header */
.sr-header-spacer {
  height: 72px;
}

/* ===== Responsive: Desktop / Tablet / Mobile ===== */

/* Desktop: 1025px এবং তার উপরে — ফুল হরাইজন্টাল নেভ */
@media (min-width: 1025px) {
  .sr-nav-desktop { display: flex !important; gap: 32px; }
  .sr-menu-toggle { display: none !important; }
  .sr-header-inner { padding: 0 40px; }
}

/* Tablet: 768px থেকে 1024px — নেভ আইটেম বেশি হওয়ায় জায়গা কম পড়ে,
   তাই hamburger মেনু দেখাবে, তবে হেডার একটু বেশি চওড়া পাডিং পাবে */
@media (min-width: 768px) and (max-width: 1024px) {
  .sr-nav-desktop { display: none !important; }
  .sr-menu-toggle { display: block !important; }
  .sr-header-inner { padding: 0 32px; }
}

/* Mobile: 767px পর্যন্ত — hamburger মেনু, কম্প্যাক্ট পাডিং */
@media (max-width: 767px) {
  .sr-nav-desktop { display: none !important; }
  .sr-menu-toggle { display: block !important; }
  .sr-header-inner { padding: 0 20px; }
  .sr-logo-name { font-size: 16px; }
}

/* ===== FOOTER ===== */
.sr-footer {
  border-top: 1px solid var(--border);
  background-color: var(--card);
  padding: 80px 40px 32px;
}

.sr-footer-inner {
  max-width: 1400px;
  margin: 0 auto;
}

.sr-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
}

.sr-footer-brand-name {
  font-family: var(--font-serif);
  font-size: 26px;
  letter-spacing: 0.03em;
  color: var(--fg);
  margin-bottom: 12px;
}

.sr-footer-brand-desc {
  font-size: 13px;
  line-height: 1.8;
  color: var(--fg-muted);
  max-width: 320px;
  margin: 0;
}

.sr-footer-label {
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--fg-subtle);
  font-weight: 500;
  display: block;
  margin-bottom: 20px;
}

.sr-footer-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sr-footer-menu-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sr-footer-menu-list li {
  list-style: none;
  margin: 0;
}

.sr-footer-links a,
.sr-footer-links span,
.sr-footer-menu-list a {
  font-family: var(--font-sans) !important;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.sr-footer-links a:hover,
.sr-footer-menu-list a:hover {
  color: var(--accent);
}

.sr-footer-contact-address {
  color: var(--fg-subtle) !important;
}

.sr-footer-bottom {
  border-top: 1px solid var(--border-strong);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.sr-footer-copyright {
  font-size: 10px;
  color: var(--fg-subtle);
  letter-spacing: 0.1em;
}

.sr-back-to-top {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--fg-subtle);
  padding: 0;
  transition: color 0.2s;
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: none;
  appearance: none;
  outline: none;
}

.sr-back-to-top:hover,
.sr-back-to-top:focus,
.sr-back-to-top:active,
.sr-back-to-top:focus-visible {
  color: var(--accent);
  background: none !important;
  outline: none;
  box-shadow: none;
}

@media (max-width: 768px) {
  .sr-footer-grid {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
  }
}