@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:wght@400;500;600;700;800&display=swap');

/* ============================================================
   SHIRIN WOOD — Premium Stylesheet
   ============================================================ */

/* --- Custom Properties --- */
:root {
  --bg: #ffffff;
  --bg-warm: #f7f4f0;
  --bg-dark: #24180f;
  --fg: #24180f;
  --fg-muted: rgba(36, 24, 15, 0.64);
  --accent: #8f6241;
  --accent-dark: #5f3e28;
  --moss: #6f5035;
  --border: rgba(36, 24, 15, 0.14);
  --border-light: rgba(36, 24, 15, 0.08);
  --nav-h: 72px;
  --section-pad: clamp(4rem, 10vw, 8rem);
  --side-pad: clamp(1.5rem, 6vw, 6rem);
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', 'DM Sans', system-ui, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.65;
  overflow-x: hidden;
  font-weight: 400;
  font-size: 16px;
}

/* Film grain overlay */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

/* --- Typography --- */
h1, h2, h3, .serif {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.1;
}

h1 { font-size: clamp(2.4rem, 5.5vw, 5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 3rem); letter-spacing: -0.015em; }
h3 { font-size: clamp(1.1rem, 1.5vw, 1.35rem); }

p { max-width: 62ch; }

a { color: inherit; text-decoration: none; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--moss);
  display: inline-block;
}

/* --- Page Loader --- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1.5rem;
}

.loader-logo {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  opacity: 0;
  transform: translateY(12px);
}

.loader-line {
  width: 48px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
}

.loader.loaded {
  pointer-events: none;
}

/* --- Custom Cursor --- */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  will-change: transform;
}

.cursor-dot {
  width: 6px;
  height: 6px;
  background: var(--fg);
  transform: translate(-50%, -50%);
}

.cursor-ring {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(26, 20, 16, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--ease-out-expo),
              height 0.3s var(--ease-out-expo),
              border-color 0.3s ease;
}

.cursor-ring.hover {
  width: 56px;
  height: 56px;
  border-color: var(--accent);
}

@media (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 var(--side-pad);
  z-index: 100;
  transition: background 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
  box-shadow: 0 1px 24px rgba(26, 20, 16, 0.04);
}

.logo {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.logo a {
  text-decoration: none;
  color: inherit;
  display: inline-block;
}

.logo-dot { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2.2rem;
  justify-content: center;
  list-style: none;
}

.nav-links a {
  position: relative;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  font-weight: 600;
  opacity: 0.5;
  transition: opacity 0.35s ease;
  padding: 0.25rem 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-out-expo);
}

.nav-links a:hover,
.nav-links a.nav-active {
  opacity: 1;
}

.nav-links a:hover::after,
.nav-links a.nav-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.lang-switch {
  justify-self: end;
  display: inline-flex;
  border: 1px solid rgba(26, 20, 16, 0.14);
  border-radius: 999px;
  padding: 0.15rem;
  gap: 0.15rem;
  background: rgba(255, 255, 255, 0.9);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--fg);
  border-radius: 999px;
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.3rem 0.55rem;
  cursor: pointer;
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  transition: background 0.3s ease, color 0.3s ease;
}

.lang-btn.active {
  background: var(--fg);
  color: var(--bg);
}

/* --- Sections --- */
section {
  padding: var(--section-pad) var(--side-pad);
  position: relative;
}

section:first-of-type {
  padding-top: calc(var(--nav-h) + var(--section-pad));
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.6rem;
  font-size: 0.73rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  border: 1px solid var(--fg);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: color 0.45s ease;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--fg);
  transform: translateY(101%);
  transition: transform 0.45s var(--ease-out-expo);
}

.btn:hover::before {
  transform: translateY(0);
}

.btn span {
  position: relative;
  z-index: 1;
}

.btn-primary {
  background: var(--fg);
  color: var(--bg);
}

.btn-primary::before {
  background: var(--accent-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--fg);
}

.btn-secondary:hover {
  color: var(--bg);
}

.btn-arrow {
  display: inline-block;
  transition: transform 0.35s var(--ease-out-expo);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  position: relative;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-tag {
  margin-bottom: 1.5rem;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero h1 .word {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  padding-bottom: 0.08em;
}

.hero h1 .word-inner {
  display: inline-block;
  transform: translateY(110%);
}

.hero-sub {
  color: var(--fg-muted);
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
  max-width: 38ch;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}


/* --- Marquee --- */
.marquee {
  overflow: hidden;
  padding: 1.2rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.marquee-track {
  display: flex;
  gap: 0;
  animation: marquee 55s linear infinite;
  width: max-content;
}

.marquee-item {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 0 2.5rem;
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--fg-muted);
  white-space: nowrap;
}

.marquee-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- About / Features Grid --- */
.about-section {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 4rem;
  align-items: start;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  margin-top: 2rem;
}

.feature-card {
  background: var(--bg);
  padding: 1.8rem;
  transition: background 0.4s ease;
}

.feature-card:hover {
  background: var(--bg-warm);
}

.feature-card h3 {
  margin-bottom: 0.6rem;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* Sticky quote */
.aside-quote {
  position: sticky;
  top: calc(var(--nav-h) + 3rem);
  padding-left: 1.6rem;
  border-left: 2px solid var(--accent);
}

.aside-quote p {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-style: normal;
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* --- Product Cards --- */
.products-section {
  background: var(--bg-warm);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(26, 20, 16, 0.12);
  margin-top: 2rem;
}

.product-card {
  background: var(--bg-warm);
  padding: 2rem;
  min-height: 300px;
  position: relative;
  overflow: hidden;
  transition: background 0.45s ease;
}

.product-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 2rem;
  right: 60%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.55s var(--ease-out-expo);
}

.product-card:hover {
  background: var(--bg);
}

.product-card:hover::after {
  transform: scaleX(1);
}

.product-no {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-style: normal;
  font-size: 3.5rem;
  line-height: 1;
  color: rgba(143, 98, 65, 0.35);
  margin-bottom: 0.5rem;
}

.product-card h3 {
  margin-bottom: 0.6rem;
}

.product-card > p {
  color: var(--fg-muted);
  font-size: 0.92rem;
}

.tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

.tag {
  border: 1px solid rgba(26, 20, 16, 0.2);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  font-weight: 500;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.product-card:hover .tag {
  border-color: var(--accent);
}

/* --- Product Detail (products.html) --- */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(26, 20, 16, 0.1);
  margin-bottom: 1px;
}

.product-detail-card {
  background: var(--bg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
}

.product-detail-card:nth-child(odd) {
  background: var(--bg-warm);
}

.product-detail-card h2 {
  margin: 0.5rem 0 0.8rem;
  font-size: 1.5rem;
}

.product-detail-card > p {
  color: var(--fg-muted);
  margin-bottom: 1.5rem;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: auto;
  font-size: 0.85rem;
}

.spec-table tr { border-bottom: 1px solid var(--border); }
.spec-table tr:last-child { border-bottom: 0; }

.spec-table td {
  padding: 0.55rem 0;
  vertical-align: top;
}

.spec-table td:first-child {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  color: var(--moss);
  width: 40%;
  font-weight: 600;
}

/* --- About page grid --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(26, 20, 16, 0.1);
  margin-bottom: 3.5rem;
}

.about-card {
  background: var(--bg);
  padding: 2.4rem;
}

.about-card:nth-child(odd) { background: var(--bg-warm); }
.about-card h3 { margin-bottom: 0.7rem; font-size: 1.2rem; }
.about-card p { color: var(--fg-muted); }

/* Timeline */
.timeline {
  max-width: 680px;
  margin: 0 auto 3rem;
  position: relative;
  padding-left: 2.5rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 1.2s var(--ease-out-expo);
}

.timeline.in-view::before {
  transform: scaleY(1);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.2rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2.5rem;
  top: 0.4rem;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  transform: translateX(-3px) scale(0);
  transition: transform 0.5s var(--ease-out-expo);
}

.timeline.in-view .timeline-item::before {
  transform: translateX(-3px) scale(1);
}

.timeline-item strong {
  display: block;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--moss);
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.timeline-item p { color: var(--fg-muted); }

/* Quote block */
.quote-block {
  border-left: 2px solid var(--accent);
  padding-left: 1.6rem;
  max-width: 580px;
  margin: 3.5rem auto;
}

.quote-block p {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-style: normal;
  font-size: 1.2rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* --- Contact --- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.meta-item {
  display: flex;
  gap: 0.8rem;
  align-items: baseline;
  margin-bottom: 1.4rem;
}

.meta-label {
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--moss);
  font-weight: 600;
  min-width: 85px;
}

.meta-value { color: var(--fg); }

.contact-quote {
  border-left: 2px solid var(--accent);
  padding-left: 1.2rem;
  margin-top: 2.5rem;
}

.contact-quote p {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-style: normal;
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- Forms --- */
form { display: grid; gap: 0; }

.form-group {
  position: relative;
  border-bottom: 1px solid rgba(26, 20, 16, 0.15);
  overflow: hidden;
}

.form-group::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-dark);
  transition: width 0.45s var(--ease-out-expo), left 0.45s var(--ease-out-expo);
}

.form-group:focus-within::after {
  width: 100%;
  left: 0;
}

.input {
  width: 100%;
  border: 0;
  background: transparent;
  padding: 1.1rem 0;
  font: inherit;
  font-size: 0.95rem;
  color: var(--fg);
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
}

.input:focus { outline: 0; }
.input::placeholder { color: rgba(26, 20, 16, 0.35); }

textarea.input {
  resize: vertical;
  min-height: 100px;
}

.submit {
  margin-top: 1.5rem;
  width: 100%;
  border: 0;
  background: var(--fg);
  color: var(--bg);
  padding: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
  font-size: 0.78rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  transition: transform 0.3s ease;
}

.submit::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent-dark);
  transform: translateY(101%);
  transition: transform 0.45s var(--ease-out-expo);
}

.submit:hover::before {
  transform: translateY(0);
}

.submit span {
  position: relative;
  z-index: 1;
}

.success-msg {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-out-expo);
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-style: normal;
  color: var(--accent-dark);
  margin-top: 1.5rem;
  display: none;
  font-size: 1.1rem;
}

.success-msg.visible {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Form error states */
.input.error {
  border-bottom-color: #b34040;
}

.form-group:has(.input.error)::after {
  background: #b34040;
  width: 100%;
  left: 0;
}

.field-error {
  color: #b34040;
  font-size: 0.78rem;
  padding: 0.35rem 0 0;
  animation: errorIn 0.35s var(--ease-out-expo);
}

@keyframes errorIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Legal page --- */
.legal-block { margin-bottom: 3rem; }
.legal-block h2 { font-size: 1.3rem; margin-bottom: 1rem; }

.info-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.info-table tr { border-bottom: 1px solid var(--border); }
.info-table tr:last-child { border-bottom: 0; }
.info-table td { padding: 0.6rem 0; vertical-align: top; }

.info-table td:first-child {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  color: var(--moss);
  width: 38%;
  font-weight: 600;
}

.note {
  background: var(--bg-warm);
  padding: 1.3rem 1.5rem;
  border-left: 3px solid var(--accent);
  margin-top: 1.2rem;
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.divider {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 3rem 0;
}

/* --- CTA Row --- */
.cta-row {
  padding: 3.5rem var(--side-pad) 4rem;
  text-align: center;
}

.cta-row p {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-style: normal;
  font-size: 1.2rem;
  color: var(--fg-muted);
  margin-bottom: 1.5rem;
}

/* --- Page Header --- */
.page-header {
  max-width: 640px;
  margin-bottom: 3.5rem;
}

.page-header h1 {
  margin-bottom: 1.2rem;
}

.page-header p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* --- Footer --- */
.footer {
  padding: 3rem var(--side-pad);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--fg-muted);
}

.footer-logo {
  font-family: 'Nunito Sans', 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  color: var(--fg);
  font-weight: 500;
}

/* --- Footer Loading Line --- */
.footer-line {
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
}

/* --- Scroll Reveal Classes --- */
.reveal-up {
  opacity: 0;
  transform: translateY(50px);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
}

.reveal-clip {
  clip-path: inset(0 0 100% 0);
}

/* Fallback for no-JS */
.no-js .reveal-up,
.no-js .reveal-left,
.no-js .reveal-right,
.no-js .reveal-scale {
  opacity: 1;
  transform: none;
}

.no-js .reveal-clip {
  clip-path: none;
}

/* --- Responsive --- */
@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 2rem;
    padding-top: calc(var(--nav-h) + 3rem);
  }

  .about-section { grid-template-columns: 1fr; gap: 2rem; }
  .aside-quote { position: static; }
  .product-grid { grid-template-columns: 1fr; }
  .product-detail { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-grid { grid-template-columns: 1fr; }

  .cursor-dot, .cursor-ring { display: none; }
}

@media (max-width: 760px) {
  .nav {
    grid-template-columns: auto 1fr auto;
    gap: 0.75rem;
    padding: 0 1.2rem;
  }

  .nav-links {
    justify-self: center;
    overflow-x: auto;
    white-space: nowrap;
    max-width: 50vw;
    gap: 1.2rem;
    -ms-overflow-style: none;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar { display: none; }

  .features-grid { grid-template-columns: 1fr; }

  h1 { font-size: clamp(2rem, 10vw, 3.2rem); }

  .marquee-item { font-size: 0.66rem; padding: 0 1.5rem; gap: 1.5rem; }
}

/* --- Language switcher inside burger menu (hidden on desktop) --- */
.lang-switch-mobile {
  display: none;
}

/* --- Hamburger menu for mobile --- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--fg);
  margin: 4px 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Mobile menu backdrop overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 20, 16, 0.4);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.nav-overlay.visible {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 560px) {
  .nav { grid-template-columns: auto 1fr auto; }

  .nav-toggle { display: block; justify-self: end; }

  .lang-switch { display: none; }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 85vw);
    height: 100dvh;
    height: 100vh;
    background: var(--bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
    transform: translateX(100%);
    transition: transform 0.5s var(--ease-out-expo), visibility 0.5s;
    overflow-x: hidden;
    overflow-y: auto;
    white-space: normal;
    max-width: none;
    box-shadow: -8px 0 32px rgba(26, 20, 16, 0.1);
    z-index: 102;
    visibility: hidden;
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }

  .nav-links a {
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    opacity: 1;
  }

  /* Language switcher inside burger menu */
  .lang-switch-mobile {
    display: inline-flex;
    border: 1px solid rgba(26, 20, 16, 0.14);
    border-radius: 999px;
    padding: 0.15rem;
    gap: 0.15rem;
    background: rgba(255, 255, 255, 0.9);
    margin-top: 1rem;
  }
}