/* ============================================================
   ATELIER 10 - Unified design system (single source of truth)
   Wine / cream / gold luxury salon identity.
   Token aliases keep older markup (blog vs index) working.
   ============================================================ */

:root{
  /* core palette - Atelier 10 brand: Burgundy #540C24 + Cream #FDF2D4 */
  --burgundy:#540C24;     /* brand maroon - headings + dark section fills */
  --wine-deep:#540C24;    /* brand maroon (deep sections, overlays) */
  --wine:#46091D;         /* a touch deeper - footer */
  --burgundy-soft:#6D1632;/* lighter maroon - hovers/accents */
  --paper:#FDF2D4;        /* brand cream - body + main sections */
  --cream:#F6E9C8;        /* subtle deeper cream - alternating sections */
  --cream-2:#EFDFBA;      /* deeper cream - inset boxes / card hovers */
  --white:#fff;
  --gold:#b8925a;
  --gold-2:#d3b385;
  --gold-deep:#9a7440;
  --ink:#34141D;          /* near-black burgundy - body/strong text on cream */
  --ink-soft:#5A3A44;     /* softer body text */
  --muted:#9A8086;

  /* aliases used by the blog generator */
  --burgundy-deep:var(--wine-deep);
  --cream-soft:var(--cream-2);
  --gold-light:var(--gold-2);

  /* type + motion */
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Hanken Grotesk','Helvetica Neue',Arial,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --maxw:1280px;

  /* atmosphere */
  --shadow-soft:0 22px 60px -28px rgba(84,12,36,.5);
  --shadow-lift:0 34px 80px -32px rgba(84,12,36,.55);
  --hair:rgba(184,146,90,.28);
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

/* film-grain + warm vignette overlay for tactile, printed depth */
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:9000;
  pointer-events:none;
  opacity:.05;
  mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

h1,h2,h3,h4{
  font-family:var(--serif);
  font-weight:400;
  line-height:1.06;
  letter-spacing:-.015em;
  font-optical-sizing:auto;
  text-wrap:balance;
}
p{text-wrap:pretty;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;}

::selection{background:var(--gold);color:var(--wine-deep);}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px;}

/* ---------- eyebrows / kickers ---------- */
.kicker{
  font-family:var(--sans);font-size:11px;letter-spacing:.42em;text-transform:uppercase;
  color:var(--gold);font-weight:500;display:inline-flex;align-items:center;gap:14px;
}
.kicker::before{content:"";width:30px;height:1px;background:currentColor;display:inline-block;opacity:.8;}
.kicker.center::after{content:"";width:30px;height:1px;background:currentColor;display:inline-block;opacity:.8;}
.eyebrow{
  font-size:12px;letter-spacing:.34em;text-transform:uppercase;color:var(--gold);
  font-weight:500;margin-bottom:16px;display:inline-block;
}

/* ---------- buttons (sliding gold fill, span-free) ---------- */
.btn{
  --fill:var(--gold);
  position:relative;display:inline-block;
  font-family:var(--sans);font-size:11px;letter-spacing:.26em;text-transform:uppercase;font-weight:500;
  padding:16px 38px;border:1px solid var(--gold);color:var(--gold);
  background-color:transparent;
  background-image:linear-gradient(var(--fill),var(--fill));
  background-repeat:no-repeat;background-position:left center;background-size:0% 100%;
  transition:background-size .5s var(--ease),color .45s var(--ease),border-color .45s,transform .45s var(--ease);
  cursor:pointer;
}
.btn:hover{background-size:100% 100%;color:var(--wine-deep);}
.btn:active{transform:translateY(1px);}
.btn span{position:relative;z-index:2;}
.btn-solid{background-color:var(--gold);color:var(--wine-deep);--fill:var(--cream);border-color:var(--gold);}
.btn-solid:hover{color:var(--wine-deep);border-color:var(--cream);}
.btn-light{border-color:rgba(253,242,212,.5);color:var(--cream);--fill:var(--cream);}
.btn-light:hover{color:var(--wine-deep);}

/* ---------- navigation ---------- */
header.nav{
  position:fixed;top:0;left:0;width:100%;z-index:200;padding:26px 0;
  transition:background .6s var(--ease),padding .6s var(--ease),box-shadow .6s,border-color .6s;
  border-bottom:1px solid transparent;
}
header.nav.scrolled{
  background:rgba(84,12,36,.9);padding:14px 0;
  box-shadow:0 10px 40px rgba(0,0,0,.3);
  -webkit-backdrop-filter:blur(10px) saturate(140%);backdrop-filter:blur(10px) saturate(140%);
  border-bottom-color:var(--hair);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;}
.logo{
  font-family:var(--serif);font-size:25px;letter-spacing:.34em;color:var(--cream);
  text-transform:uppercase;font-weight:400;padding-left:.34em;display:inline-flex;align-items:center;gap:.05em;
}
.logo b,.logo span{color:var(--gold);font-weight:400;}
.logo:has(img){padding-left:0;letter-spacing:0;}
.logo img{height:23px;width:auto;display:block;transition:height .6s var(--ease);}
header.nav.scrolled .logo img{height:20px;}
.foot-brand .logo img,.foot-grid .logo img{height:30px;}
.nav-links{display:flex;gap:36px;list-style:none;}
.nav-links a{
  font-family:var(--sans);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--cream);
  position:relative;padding:6px 0;font-weight:400;opacity:.85;transition:opacity .3s;
}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);transition:width .4s var(--ease);}
.nav-links a:hover{opacity:1;}
.nav-links a:hover::after{width:100%;}
.nav-right,.nav-cta{display:flex;align-items:center;gap:22px;}
.nav-right .btn,.nav-cta .btn{padding:12px 26px;}
.burger{display:none;flex-direction:column;gap:6px;cursor:pointer;background:none;border:none;}
.burger span{width:28px;height:1.5px;background:var(--cream);transition:.4s var(--ease);}

/* ---------- footer ---------- */
footer.site{background:var(--wine);color:var(--cream);padding:90px 0 38px;position:relative;}
footer.site::before{content:"";position:absolute;top:0;left:0;width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.5;}
/* index-style footer */
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-bottom:54px;border-bottom:1px solid rgba(253,242,212,.13);}
.foot-brand .logo{font-size:24px;}
.foot-brand p{font-family:var(--serif);font-style:italic;font-weight:300;font-size:19px;color:rgba(253,242,212,.78);margin-top:20px;max-width:34ch;line-height:1.45;}
.foot-col h4{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:18px;font-family:var(--sans);}
.foot-col a,.foot-col p{display:block;font-weight:300;color:rgba(253,242,212,.8);font-size:14.5px;margin-bottom:11px;}
.foot-col a{transition:color .3s;}
.foot-col a:hover{color:var(--gold-2);}
/* blog-style footer */
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px;margin-bottom:42px;}
.foot-grid h4{font-family:var(--sans);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:16px;}
.foot-grid p,.foot-grid a{font-weight:300;color:rgba(253,242,212,.8);font-size:14.5px;}
.foot-grid a{display:block;margin-bottom:9px;transition:color .3s;}
.foot-grid a:hover{color:var(--gold-2);}
.foot-tag{font-family:var(--serif);font-style:italic;font-size:19px;color:rgba(253,242,212,.82);max-width:340px;line-height:1.45;}
/* shared bottom bar */
.foot-bar{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;padding-top:30px;border-top:1px solid rgba(253,242,212,.12);}
.foot-bar p{font-size:12px;color:rgba(253,242,212,.5);letter-spacing:.04em;}

/* ---------- floating WhatsApp ---------- */
.wa{
  position:fixed;right:26px;bottom:26px;z-index:150;width:60px;height:60px;border-radius:50%;
  background:var(--gold);color:var(--wine-deep);display:flex;flex-direction:column;align-items:center;justify-content:center;
  box-shadow:0 14px 36px rgba(84,12,36,.4);transition:transform .4s var(--ease),box-shadow .4s;
  font-size:9px;letter-spacing:.06em;font-weight:600;text-transform:uppercase;gap:1px;
}
.wa svg{width:22px;height:22px;fill:currentColor;}
.wa::before{content:"";position:absolute;inset:0;border-radius:50%;border:1px solid var(--gold);animation:wa-pulse 2.6s var(--ease) infinite;}
@keyframes wa-pulse{0%{transform:scale(1);opacity:.7;}70%{transform:scale(1.5);opacity:0;}100%{opacity:0;}}
.wa:hover{transform:scale(1.08) rotate(-4deg);box-shadow:0 18px 44px rgba(84,12,36,.5);}

/* ---------- scroll-reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity 1s var(--ease),transform 1s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.1s;}
.reveal.d2{transition-delay:.2s;}
.reveal.d3{transition-delay:.3s;}
.reveal.d4{transition-delay:.4s;}

/* ---------- scroll progress hairline ---------- */
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:linear-gradient(90deg,var(--gold-deep),var(--gold-2));z-index:300;transition:width .1s linear;}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- responsive core ---------- */
@media(max-width:1000px){
  .foot-top{grid-template-columns:1fr 1fr;gap:34px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media(max-width:760px){
  .wrap{padding:0 24px;}
  .nav-links,.nav-right .btn,.nav-cta .btn{display:none;}
  .burger{display:flex;}
  .nav-links.open{
    display:flex;position:absolute;top:100%;left:0;width:100%;flex-direction:column;
    background:rgba(84,12,36,.98);padding:30px 24px;gap:22px;
    -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
    border-bottom:1px solid var(--hair);
  }
  .foot-top,.foot-grid{grid-template-columns:1fr;gap:28px;}
  .wa{right:18px;bottom:18px;}
}