@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,700&display=swap');

/* ═══════════════════════════════════════════════════
   ARDOISE SA — Design System
   Style: Architecture premium / pierre naturelle
   ═══════════════════════════════════════════════════ */

/* ── RESET ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: #F8F6F2;
  color: #1A1714;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

button {
  cursor: pointer;
  font-family: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

::selection {
  background: #C4A882;
  color: #1A1714;
}

/* ── TOKENS ────────────────────────────────────────── */
:root {
  --w: #FFFFFF;
  --off: #F8F6F2;
  --s1: #EDE8DF;
  --s2: #D6CFC2;
  --s3: #B8AE9E;

  --ink: #1A1714;
  --ink2: #2D2926;
  --ink3: #4A4540;
  --mut: #8C8479;

  --gld: #8B6914;
  --gldL: #B8891C;
  --acc: #C4A882;

  --br: rgba(26, 23, 20, .10);
  --br2: rgba(26, 23, 20, .22);

  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;

  --ease: cubic-bezier(.25, .46, .45, .94);

  --nav: 72px;
  --max: 1200px;
}

/* ── TYPOGRAPHY ────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 300;
  color: var(--ink);
  line-height: 1.08;
  letter-spacing: .01em;
}

h1 {
  font-size: clamp(3rem, 6vw, 5.2rem);
}

h2 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
}

h3 {
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
}

h4 {
  font-size: 1.15rem;
  font-weight: 400;
}

p {
  color: var(--ink3);
  font-size: .92rem;
  line-height: 1.85;
}

/* ── LAYOUT ────────────────────────────────────────── */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 5vw;
}

.sec {
  padding: 110px 0;
}

.sec-sm {
  padding: 70px 0;
}

/* ── GRIDS ─────────────────────────────────────────── */
.g2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--br);
}

.g3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--br);
}

.g4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--br);
}

/* ── LABEL / DIVIDER ───────────────────────────────── */
.lbl {
  display: block;
  font-family: var(--sans);
  font-size: .58rem;
  font-weight: 500;
  letter-spacing: .4em;
  text-transform: uppercase;
  color: var(--gld);
  margin-bottom: .9rem;
}

.div {
  width: 38px;
  height: 2px;
  background: var(--gld);
  margin: 1rem 0 2.2rem;
}

.div.c {
  margin-left: auto;
  margin-right: auto;
}

/* ── TAG ───────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-family: var(--sans);
  font-size: .57rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gld);
  border: 1px solid rgba(139, 105, 20, .35);
  padding: .26rem .78rem;
}

/* ── BREADCRUMB ────────────────────────────────────── */
.bc {
  font-family: var(--sans);
  font-size: .62rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mut);
  margin-bottom: 1rem;
}

.bc a {
  color: var(--gld);
  transition: color .3s;
}

.bc a:hover {
  color: var(--gldL);
}

/* ── BUTTONS ───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--sans);
  font-size: .67rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: .9rem 2.1rem;
  border: none;
  cursor: pointer;
  transition: all .3s var(--ease);
}

.btn::after {
  content: '→';
  transition: transform .3s;
}

.btn:hover::after {
  transform: translateX(5px);
}

.btn-dk {
  background: var(--ink);
  color: #F8F6F2;
}

.btn-dk:hover {
  background: var(--ink2);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(26, 23, 20, .2);
}

.btn-ol {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--br2);
}

.btn-ol:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}

.btn-gd {
  background: var(--gld);
  color: #fff;
}

.btn-gd:hover {
  background: var(--gldL);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(139, 105, 20, .3);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ── NAV ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  background: rgba(248, 246, 242, .92);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: border-color .4s, background .4s, box-shadow .4s;
}

.nav.sc {
  background: rgba(248, 246, 242, .97);
  border-color: var(--br);
  box-shadow: 0 8px 28px rgba(26, 23, 20, .04);
}

.nav-logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1;
  text-decoration: none;
}

.nav-logo .brand {
  font-family: var(--serif);
  font-size: 1.42rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: .1em;
  text-transform: uppercase;
}

.nav-logo .sub {
  font-size: .51rem;
  letter-spacing: .28em;
  color: var(--gld);
  text-transform: uppercase;
  font-family: var(--sans);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links a {
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink3);
  position: relative;
  transition: color .3s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--gld);
  transition: width .35s var(--ease);
}

.nav-links a:hover,
.nav-links a.on {
  color: var(--ink);
}

.nav-links a:hover::after,
.nav-links a.on::after {
  width: 100%;
}

.nav-cta {
  font-family: var(--sans);
  font-size: .63rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  background: var(--ink);
  color: #F8F6F2;
  border: none;
  padding: .7rem 1.4rem;
  cursor: pointer;
  transition: background .3s, transform .3s;
  text-decoration: none;
  display: inline-block;
  border-radius: 999px;
}

.nav-cta:hover {
  background: var(--ink2);
  transform: translateY(-2px);
}

.nav-burger {
  display: none;
}

/* ── PAGE HERO ─────────────────────────────────────── */
.ph {
  padding-top: var(--nav);
  background: var(--w);
  border-bottom: 1px solid var(--br);
}

.ph .wrap {
  padding-top: 70px;
  padding-bottom: 70px;
}

/* ── IMAGE BOX ─────────────────────────────────────── */
.imgb {
  position: relative;
  overflow: hidden;
  background: var(--s1);
}

.imgb img {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}

/* ── REVEAL ────────────────────────────────────────── */
.rv {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .45s var(--ease), transform .45s var(--ease);
  animation: rvSafe 0s 1.2s forwards;
}

@keyframes rvSafe {
  to { opacity: 1; transform: translateY(0); }
}

.rv.on {
  opacity: 1;
  transform: translateY(0);
  animation: none;
}

.rv.d1 { transition-delay: .04s; }
.rv.d2 { transition-delay: .08s; }
.rv.d3 { transition-delay: .12s; }
.rv.d4 { transition-delay: .16s; }
.rv.d5 { transition-delay: .20s; }
.rv.d6 { transition-delay: .24s; }

/* ── HOME SERVICE CARD ─────────────────────────────── */
.scard {
  background: var(--w);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: box-shadow .4s, transform .4s;
}

.scard::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--gld);
  transition: height .4s var(--ease);
}

.scard:hover {
  box-shadow: 0 12px 48px rgba(26, 23, 20, .1);
  transform: translateY(-4px);
}

.scard:hover::before {
  height: 100%;
}

.scard .tag {
  margin-bottom: 1.1rem;
}

.scard h3 {
  font-size: 1.32rem;
  margin-bottom: .75rem;
}

.scard .arr {
  display: inline-block;
  margin-top: 1.5rem;
  font-family: var(--sans);
  font-size: .67rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--mut);
  transition: color .3s;
}

.scard:hover .arr {
  color: var(--gld);
}

/* ── SERVICE DETAIL CARD ───────────────────────────── */
.sdcard {
  background: var(--w);
  display: flex;
  flex-direction: column;
}

.sdcard .imgb {
  height: 220px;
}

.sdcard:hover .imgb img {
  transform: scale(1.04);
}

.sdcard .bd {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.sdcard h3 {
  font-size: 1.38rem;
  margin-bottom: .72rem;
}

.sdcard .bd > p {
  font-size: .86rem;
  line-height: 1.82;
  margin-bottom: 1.2rem;
}

.ck {
  display: flex;
  flex-direction: column;
  gap: .42rem;
  margin-bottom: 1.8rem;
}

.ck li {
  font-size: .8rem;
  color: var(--ink3);
  display: flex;
  gap: .65rem;
  align-items: flex-start;
}

.ck li::before {
  content: '✓';
  color: var(--gld);
  flex-shrink: 0;
  margin-top: .12rem;
}

/* ── STEPS ─────────────────────────────────────────── */
.step-n {
  font-family: var(--serif);
  font-size: 2.8rem;
  font-weight: 300;
  color: var(--s2);
  line-height: 1;
  margin-bottom: 1.2rem;
}

/* ── STATS ─────────────────────────────────────────── */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--br);
  margin-top: 3.5rem;
}

.stat-n {
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--ink);
  line-height: 1;
}

.stat-l {
  font-size: .71rem;
  color: var(--mut);
  margin-top: .3rem;
}

/* ── POSITION BLOCK ────────────────────────────────── */
.pos {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3rem;
  align-items: center;
  max-width: 820px;
}

.pos-line {
  width: 3px;
  height: 75px;
  background: var(--gld);
  flex-shrink: 0;
}

.pos-txt {
  font-family: var(--serif);
  font-size: 1.22rem;
  font-weight: 300;
  color: var(--ink);
  line-height: 1.65;
  font-style: italic;
}

.pos-txt strong {
  font-style: normal;
  font-weight: 500;
}

/* ── HUB HEADER ────────────────────────────────────── */
.hub {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--br);
}

.hub-n {
  font-family: var(--serif);
  font-size: 4rem;
  font-weight: 300;
  color: var(--s2);
  line-height: 1;
  flex-shrink: 0;
}

.hub-txt h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.hub-txt .desc {
  font-size: .87rem;
  color: var(--ink3);
  margin-top: .6rem;
  max-width: 500px;
  line-height: 1.82;
}

/* ── PROJECTS ──────────────────────────────────────── */
.pgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--br);
}

.pc {
  background: var(--w);
  overflow: hidden;
  position: relative;
}

.pc .imgb {
  height: 240px;
}

.pc:hover .imgb img {
  transform: scale(1.05);
}

.pov {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 240px;
  background: rgba(26, 23, 20, .72);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.8rem;
  opacity: 0;
  transition: opacity .4s;
}

.pc:hover .pov {
  opacity: 1;
}

.pov .tag {
  color: var(--acc);
  border-color: rgba(196, 168, 130, .4);
  margin-bottom: .4rem;
}

.pov h3 {
  font-size: 1.2rem;
  color: #fff;
  margin-bottom: .3rem;
  font-weight: 300;
}

.pov p {
  font-size: .78rem;
  color: rgba(255, 255, 255, .72);
}

.pinfo {
  padding: 1.5rem;
}

.pinfo .tag {
  margin-bottom: .6rem;
}

.pinfo h3 {
  font-size: 1.1rem;
  margin-bottom: .3rem;
}

.pinfo .loc {
  font-size: .77rem;
  color: var(--mut);
}

/* ── FILTER ────────────────────────────────────────── */
.fbar {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.fb {
  font-family: var(--sans);
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  padding: .5rem 1.2rem;
  border: 1.5px solid var(--br2);
  background: transparent;
  color: var(--ink3);
  cursor: pointer;
  transition: all .3s;
}

.fb:hover,
.fb.on {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--w);
}

/* ── ABOUT ─────────────────────────────────────────── */
.abg {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7rem;
  align-items: center;
}

.aimg {
  height: 520px;
  position: relative;
  overflow: hidden;
}

.aimg .imgb {
  height: 100%;
  position: absolute;
  inset: 0;
}

/* ── VALUES ────────────────────────────────────────── */
.vline {
  width: 28px;
  height: 2px;
  background: var(--gld);
  margin-bottom: 1.5rem;
}

/* ── TEAM ──────────────────────────────────────────── */
.tgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.tc {
  border: 1px solid var(--br);
  overflow: hidden;
  background: var(--off);
}

.tc .imgb {
  height: 270px;
}

.tc:hover .imgb img {
  transform: scale(1.04);
}

.tinf {
  padding: 1.8rem;
}

.trole {
  font-family: var(--sans);
  font-size: .57rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gld);
  display: block;
  margin-bottom: .4rem;
}

.tinf h4 {
  font-size: 1.25rem;
  margin-bottom: .6rem;
}

/* ── CONTACT ───────────────────────────────────────── */
.cgrid {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 8rem;
  align-items: start;
}

.cnote {
  background: var(--s1);
  border-left: 3px solid var(--gld);
  padding: 1.1rem 1.7rem;
  margin-bottom: 2.5rem;
}

.citems {
  display: flex;
  flex-direction: column;
}

.ci {
  display: flex;
  gap: 1.1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--br);
}

.ci:last-child {
  border: none;
}

.ci-ico {
  font-size: 1rem;
  color: var(--gld);
  flex-shrink: 0;
  margin-top: 2px;
}

.ci-lbl {
  font-family: var(--sans);
  font-size: .57rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gld);
  display: block;
  margin-bottom: .2rem;
}

.ci-val {
  font-size: .9rem;
  color: var(--ink);
  display: block;
}

.ci-sub {
  font-size: .77rem;
  color: var(--mut);
}

/* ── FORM ──────────────────────────────────────────── */
.fbox {
  background: var(--w);
  border: 1px solid var(--br);
  padding: 2.8rem;
  position: sticky;
  top: calc(var(--nav) + 24px);
}

.ftit {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: .35rem;
}

.fsub {
  font-size: .78rem;
  color: var(--mut);
  margin-bottom: 2rem;
}

.fg {
  margin-bottom: 1rem;
}

.fg-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.fg label {
  display: block;
  font-family: var(--sans);
  font-size: .57rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gld);
  margin-bottom: .48rem;
}

.fg input,
.fg select,
.fg textarea {
  width: 100%;
  background: var(--off);
  border: 1.5px solid var(--br);
  color: var(--ink);
  font-family: var(--sans);
  font-size: .88rem;
  padding: .88rem 1.1rem;
  outline: none;
  transition: border-color .3s, background .3s;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}

.fg input:focus,
.fg select:focus,
.fg textarea:focus {
  border-color: var(--gld);
  background: var(--w);
}

.fg input::placeholder,
.fg textarea::placeholder {
  color: var(--mut);
}

.fg select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238C8479' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.fg textarea {
  height: 110px;
  resize: vertical;
}

.fnote {
  font-family: var(--sans);
  font-size: .67rem;
  color: var(--mut);
  text-align: center;
  margin-top: .8rem;
}

.fok {
  display: none;
  text-align: center;
  padding: 3rem 0;
}

.fok.show {
  display: block;
}

.fok-ico {
  width: 56px;
  height: 56px;
  background: var(--s1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.4rem;
}

.fok h3 {
  font-family: var(--serif);
  font-size: 1.6rem;
  color: var(--ink);
  margin-bottom: .8rem;
}

/* ── CTA ───────────────────────────────────────────── */
.cta {
  padding: 100px 0;
  background: var(--ink);
  text-align: center;
}

.cta .lbl {
  color: var(--acc);
}

.cta h2 {
  color: #fff;
  margin-bottom: 1.2rem;
}

.cta h2 em {
  font-style: italic;
  color: var(--acc);
}

.cta p {
  color: var(--mut);
  max-width: 420px;
  margin: 0 auto 2.5rem;
  font-size: .9rem;
  line-height: 1.85;
}

/* ── FOOTER ────────────────────────────────────────── */
footer {
  background: var(--ink);
  color: var(--s2);
  padding: 80px 0 40px;
}

.fgrid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
  margin-bottom: 2rem;
}

.fbrand {
  font-family: var(--serif);
  font-size: 1.75rem;
  color: #fff;
  letter-spacing: .1em;
  margin-bottom: .8rem;
}

.ftagl {
  font-size: .83rem;
  color: var(--mut);
  line-height: 1.8;
  max-width: 230px;
}

.femail {
  display: block;
  font-size: .73rem;
  color: var(--acc);
  margin-top: 1.5rem;
}

.fcol h5 {
  font-family: var(--sans);
  font-size: .57rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--acc);
  margin-bottom: 1.2rem;
  font-weight: 500;
}

.fcol li {
  margin-bottom: .65rem;
}

.fcol li a {
  font-size: .82rem;
  color: var(--mut);
  transition: color .3s;
}

.fcol li a:hover {
  color: var(--s1);
}

.fbot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.fbot p,
.fbot a {
  font-size: .7rem;
  color: var(--mut);
}

/* ── HERO HOME LEGACY ──────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
  padding-top: var(--nav);
}

.hero-l {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 5vw 80px 7vw;
  background: var(--w);
}

.hero-l h1 {
  margin-bottom: 1.8rem;
}

.hero-l .desc {
  font-size: .94rem;
  line-height: 1.88;
  color: var(--ink3);
  max-width: 390px;
  margin-bottom: 2.5rem;
}

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

.hero-r {
  position: relative;
  overflow: hidden;
  background: var(--s1);
}

.hero-r .imgb {
  position: absolute;
  inset: 0;
}

.hero-r::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--w) 0%, transparent 22%);
  pointer-events: none;
  z-index: 1;
}

.hero-badge {
  position: absolute;
  bottom: 2.5rem;
  right: 2.5rem;
  background: rgba(248, 246, 242, .93);
  backdrop-filter: blur(8px);
  padding: 1.1rem 1.6rem;
  border-left: 3px solid var(--gld);
  z-index: 2;
}

.hero-badge .bl {
  font-family: var(--sans);
  font-size: .55rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--gld);
  margin-bottom: .25rem;
}

.hero-badge .bt {
  font-family: var(--serif);
  font-size: 1rem;
  color: var(--ink);
}

/* ── BG BANDS ──────────────────────────────────────── */
.band {
  background: var(--s1);
  border-top: 1px solid var(--br);
  border-bottom: 1px solid var(--br);
}

.alt {
  background: var(--off);
}

.wh {
  background: var(--w);
}

/* ── ANIMATIONS ────────────────────────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.a1 { animation: fadeUp .9s .10s both; }
.a2 { animation: fadeUp .9s .25s both; }
.a3 { animation: fadeUp .9s .40s both; }
.a4 { animation: fadeUp .9s .55s both; }
.a5 { animation: fadeUp .9s .70s both; }

/* ── RESPONSIVE ────────────────────────────────────── */
@media (max-width: 1100px) {
  .cgrid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .fbox {
    position: static;
  }

  .abg {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .aimg {
    height: 380px;
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-r {
    display: none;
  }

  .hero-l {
    padding: 80px 5vw 60px;
  }

  .g2,
  .g3,
  .g4 {
    grid-template-columns: 1fr;
  }

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

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

  .fgrid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

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

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

  .pos {
    gap: 1.5rem;
  }

  .nav-links {
    gap: 1.2rem;
  }
}

@media (max-width: 600px) {
  h1 { font-size: 2.6rem; }
  h2 { font-size: 2rem; }

  .sec, .sec-sm { padding: 70px 0; }
  .fgrid { grid-template-columns: 1fr; }
  .fbot { flex-direction: column; text-align: center; }
  .fg-row { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }

  .nav { padding: 0 1rem; }
  .nav-logo .brand { font-size: 1.15rem; }
  .nav-logo .sub { font-size: .46rem; letter-spacing: .18em; }
  .nav-cta { padding: .65rem .95rem; font-size: .55rem; }

  /* Hamburger button */
  .nav-burger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
  }

  .nav-burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    transition: all .3s ease;
    transform-origin: center;
  }

  .nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-burger.open span:nth-child(2) { opacity: 0; }
  .nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* Nav links — mobile overlay */
  .nav-links {
    display: none;
  }

  /* Mobile menu overlay — separate element */
  .mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: #F8F6F2;
    z-index: 99999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
  }

  .mobile-menu.open {
    display: flex;
  }

  .mobile-menu a {
    font-family: var(--sans);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--ink);
    text-decoration: none;
  }

  .mobile-menu a:hover {
    color: var(--gld);
  }

  .mobile-menu .menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--ink);
    line-height: 1;
  }

  .mobile-menu .menu-cta {
    margin-top: 1rem;
    background: var(--ink);
    color: #fff;
    padding: .9rem 2rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 500;
    letter-spacing: .2em;
    text-transform: uppercase;
  }
}