/* =========================================================
   ALVIRA LINGERIE — Underwear Manufacturing
   Design system: "nude & minerals"
   ========================================================= */

:root{
  /* surfaces */
  --cream:#FBF8F4;
  --paper:#FFFFFF;
  --linen:#F4EEE7;
  --sand:#E8DCD0;
  --sand-deep:#DCCBBC;

  /* accents */
  --clay:#C9A88F;
  --plum:#7A5C52;
  --rose:#B4786A;
  --espresso:#2A2521;

  /* text */
  --ink:#2A2521;
  --ink-2:#4E463F;
  --muted:#7C736A;
  --on-dark:#F3ECE4;
  --on-dark-muted:#BDB1A5;

  --line:#E4D9CE;
  --line-soft:#EFE7DE;

  --font-display:"Didot","Bodoni MT","Playfair Display","Songti SC",Georgia,"Times New Roman",serif;
  --font-sans:"Inter","Helvetica Neue",Helvetica,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;

  --container:1160px;
  --r-sm:3px;
  --r-md:6px;
  --ease:cubic-bezier(.22,.68,.28,1);
  --shadow-sm:0 1px 2px rgba(42,37,33,.04),0 6px 18px rgba(42,37,33,.05);
  --shadow-md:0 2px 6px rgba(42,37,33,.05),0 18px 44px rgba(42,37,33,.09);
}

*,*::before,*::after{box-sizing:border-box}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}

body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}

body.nav-open{overflow:hidden}

img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}

::selection{background:var(--clay);color:#fff}

/* ---------- typography ---------- */

h1,h2,h3{
  font-family:var(--font-display);
  font-weight:400;
  line-height:1.14;
  letter-spacing:-.012em;
  margin:0 0 .6em;
  color:var(--ink);
}

h1{font-size:clamp(2.2rem,4.7vw,3.7rem)}
h2{font-size:clamp(1.7rem,3.1vw,2.5rem)}
h3{font-size:clamp(1.1rem,1.7vw,1.38rem);line-height:1.26}
h4{font-family:var(--font-sans);font-size:.95rem;font-weight:600;letter-spacing:.01em;margin:0 0 .5em}

p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}

.lead{
  font-size:clamp(1.02rem,1.3vw,1.14rem);
  line-height:1.8;
  color:var(--ink-2);
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.6em;
  font-family:var(--font-sans);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--plum);
  margin:0 0 1.1rem;
}
.eyebrow::before{
  content:"";
  width:26px;height:1px;
  background:var(--clay);
  display:block;
}
.eyebrow.center::after{
  content:"";
  width:26px;height:1px;
  background:var(--clay);
  display:block;
}

.muted{color:var(--muted)}
.small{font-size:.85rem;line-height:1.65}
.center{text-align:center}
.mx-auto{margin-left:auto;margin-right:auto}

/* ---------- layout ---------- */

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}
.container-narrow{max-width:760px}

section{position:relative}
.section{padding:clamp(60px,7.5vw,104px) 0}
.section-tint{background:var(--linen)}
.section-paper{background:var(--paper)}

.section-head{max-width:640px;margin-bottom:clamp(32px,4vw,52px)}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

.grid{display:grid;gap:24px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}

.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(32px,5vw,64px);
  align-items:center;
}

/* ---------- buttons ---------- */

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6em;
  padding:15px 30px;
  border:1px solid var(--ink);
  border-radius:var(--r-sm);
  background:var(--ink);
  color:var(--on-dark);
  font-family:var(--font-sans);
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  cursor:pointer;
  transition:background .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease),transform .35s var(--ease);
  white-space:nowrap;
}
.btn:hover{background:var(--plum);border-color:var(--plum);transform:translateY(-2px)}

.btn-ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--line);
}
.btn-ghost:hover{background:var(--ink);color:var(--on-dark);border-color:var(--ink)}

.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

.arrow-link{
  display:inline-flex;
  align-items:center;
  gap:.55em;
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink);
  padding-bottom:4px;
  border-bottom:1px solid var(--clay);
  transition:gap .3s var(--ease),color .3s var(--ease);
}
.arrow-link:hover{gap:.95em;color:var(--plum)}

/* ---------- header ---------- */

.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:120;
  background:rgba(251,248,244,0);
  border-bottom:1px solid transparent;
  transition:background .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);
}
.site-header.is-scrolled,
.site-header.is-solid{
  background:rgba(251,248,244,.94);
  backdrop-filter:saturate(150%) blur(14px);
  -webkit-backdrop-filter:saturate(150%) blur(14px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 26px rgba(42,37,33,.05);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:82px;
}

.brand{display:flex;align-items:center;gap:13px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;
  display:grid;place-items:center;
  background:var(--ink);
  color:var(--on-dark);
  font-family:var(--font-display);
  font-size:1.02rem;
  letter-spacing:.06em;
  border-radius:var(--r-sm);
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.18}
.brand-text strong{
  font-family:var(--font-display);
  font-size:1.16rem;
  font-weight:400;
  letter-spacing:.14em;
  white-space:nowrap;
}
.brand-text em{
  font-style:normal;
  font-size:.635rem;
  letter-spacing:.15em;
  text-transform:uppercase;
  color:var(--muted);
}

.nav{display:flex;align-items:center;gap:6px}
.nav a{
  position:relative;
  padding:10px 14px;
  font-size:.775rem;
  font-weight:500;
  letter-spacing:.13em;
  text-transform:uppercase;
  color:var(--ink-2);
  transition:color .3s var(--ease);
}
.nav a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:1px;
  background:var(--clay);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .35s var(--ease);
}
.nav a:hover{color:var(--ink)}
.nav a:hover::after{transform:scaleX(1)}
.nav a.active{color:var(--ink)}
.nav a.active::after{transform:scaleX(1)}

.header-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto}

.lang-toggle{
  display:flex;
  border:1px solid var(--line);
  border-radius:999px;
  overflow:hidden;
  background:rgba(255,255,255,.62);
}
.lang-toggle button{
  border:0;
  background:transparent;
  padding:7px 13px;
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--muted);
  cursor:pointer;
  transition:background .3s var(--ease),color .3s var(--ease);
}
.lang-toggle button[aria-pressed="true"]{
  background:var(--ink);
  color:var(--on-dark);
}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.7);
  cursor:pointer;
  position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;
  left:50%;
  width:19px;height:1.5px;
  background:var(--ink);
  transform:translateX(-50%);
  transition:transform .3s var(--ease),opacity .3s var(--ease);
}
.nav-toggle span{top:50%;margin-top:-.75px}
.nav-toggle span::before{content:"";left:0;transform:none;top:-6px}
.nav-toggle span::after{content:"";left:0;transform:none;top:6px}
body.nav-open .nav-toggle span{background:transparent}
body.nav-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg)}
body.nav-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero ---------- */

.hero{padding-top:82px}
.hero-inner{
  display:grid;
  grid-template-columns:1fr 1.02fr;
  min-height:min(84vh,720px);
}
.hero-copy{
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:clamp(48px,6vw,88px) clamp(28px,5vw,80px) clamp(48px,6vw,88px) max(28px, calc((100vw - var(--container)) / 2 + 28px));
}
.hero-copy h1{margin-bottom:.5em}
.hero-copy .lead{max-width:32em}
.hero-media{
  position:relative;
  overflow:hidden;
  background:var(--sand);
}
.hero-media img{
  width:100%;height:100%;
  object-fit:cover;
  min-height:min(84vh,720px);
}
.hero-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(42,37,33,.05),rgba(42,37,33,.13));
  pointer-events:none;
}

/* ---------- text block (plain copy sections) ---------- */

.text-block{
  max-width:720px;
  margin:0 auto;
}
.text-block h2{margin-bottom:.55em}
.text-block .eyebrow{margin-bottom:1rem}

/* ---------- lists ---------- */

.spec-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.spec-list li{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding:15px 0;
  border-bottom:1px solid var(--line);
  font-size:.92rem;
}
.spec-list li span:first-child{color:var(--muted)}
.spec-list li span:last-child{text-align:right;font-weight:500}

/* phone and Telegram links inside contact lists */
.spec-list a,
.site-footer p a{
  color:inherit;
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease);
}
.spec-list a:hover,
.site-footer p a:hover{border-bottom-color:currentColor}

/* ---------- gallery ---------- */

.gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.gallery figure{
  margin:0;
  aspect-ratio:4/5;
  border-radius:var(--r-md);
  overflow:hidden;
  background:var(--sand);
}
.gallery img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 1.1s var(--ease);
}
.gallery figure:hover img{transform:scale(1.04)}

/* ---------- process steps ---------- */

.process{counter-reset:step}
.step{
  position:relative;
  padding:28px 26px 30px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  height:100%;
}
.step::before{
  counter-increment:step;
  content:counter(step,decimal-leading-zero);
  display:block;
  font-family:var(--font-display);
  font-size:1.45rem;
  color:var(--clay);
  margin-bottom:12px;
}
.step h4{margin-bottom:.45em;font-size:.98rem}
.step p{font-size:.88rem;color:var(--muted);margin:0}

/* ---------- cards ---------- */

.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:32px 30px;
}
.card h3{margin-bottom:.5em}
.card p{font-size:.95rem;color:var(--ink-2)}

/* ---------- forms ---------- */

.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-2);
}
.field input,
.field textarea{
  width:100%;
  padding:13px 15px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:var(--paper);
  font-family:var(--font-sans);
  font-size:.95rem;
  color:var(--ink);
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--clay);
  box-shadow:0 0 0 3px rgba(201,168,143,.18);
}
.form-note{
  margin-top:20px;
  font-size:.8rem;
  color:var(--muted);
}
.form-status{
  display:none;
  margin-top:18px;
  padding:15px 18px;
  border:1px solid var(--sand-deep);
  border-radius:var(--r-sm);
  background:var(--linen);
  font-size:.88rem;
  color:var(--ink-2);
}
.form-status.show{display:block}

/* ---------- CTA band ---------- */

.cta-band{
  background:var(--linen);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:34px;
  padding:clamp(46px,6vw,72px) 0;
}
.cta-inner h2{margin:0 0 .3em}
.cta-inner p{max-width:46ch}

/* ---------- footer ---------- */

.site-footer{
  background:var(--espresso);
  color:var(--on-dark);
  padding:clamp(52px,7vw,80px) 0 72px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(243,236,228,.14);
}
.site-footer h4{
  font-family:var(--font-sans);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.19em;
  text-transform:uppercase;
  color:var(--clay);
  margin-bottom:20px;
}
.site-footer p{color:var(--on-dark-muted);font-size:.9rem}
.footer-brand .brand-text strong{color:var(--on-dark)}
.footer-brand .brand-text em{color:var(--on-dark-muted)}
.footer-brand .brand-mark{background:var(--on-dark);color:var(--espresso)}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:11px}
.footer-links a{
  font-size:.9rem;
  color:var(--on-dark-muted);
  transition:color .3s var(--ease);
}
.footer-links a:hover{color:var(--on-dark)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  /* строка копирайта убрана — переключатель языка остался один,
     поэтому прижимаем его вправо, а не растягиваем строку */
  justify-content:flex-end;
  gap:16px;
  padding-top:26px;
  font-size:.78rem;
  color:var(--on-dark-muted);
}
.footer-bottom .lang-toggle{
  border-color:rgba(243,236,228,.2);
  background:rgba(243,236,228,.06);
}
.footer-bottom .lang-toggle button{color:var(--on-dark-muted)}
.footer-bottom .lang-toggle button[aria-pressed="true"]{background:var(--on-dark);color:var(--espresso)}

/* ---------- page hero (inner pages) ---------- */

.page-hero{
  padding:calc(82px + clamp(48px,6vw,80px)) 0 clamp(38px,5vw,58px);
  background:var(--linen);
  border-bottom:1px solid var(--line);
}
.page-hero-inner{max-width:700px}
.page-hero h1{font-size:clamp(1.95rem,4vw,3rem);margin-bottom:.45em}
.page-hero .lead{max-width:54ch}

.crumbs{
  display:flex;
  gap:10px;
  align-items:center;
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--muted);
  margin-bottom:22px;
}
.crumbs a:hover{color:var(--ink)}
.crumbs span{opacity:.5}

/* ---------- floating action ---------- */

.float-cta{
  position:fixed;
  right:22px;bottom:22px;
  z-index:110;
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 22px;
  border-radius:999px;
  background:var(--ink);
  color:var(--on-dark);
  font-size:.74rem;
  font-weight:600;
  letter-spacing:.13em;
  text-transform:uppercase;
  box-shadow:var(--shadow-md);
  transition:transform .35s var(--ease),background .35s var(--ease);
}
.float-cta:hover{transform:translateY(-3px);background:var(--plum)}
.float-cta svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}

/* ---------- reveal ---------- */

.reveal{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .8s var(--ease),transform .8s var(--ease);
}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.09s}
.reveal.d2{transition-delay:.18s}
.reveal.d3{transition-delay:.27s}

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

/* =========================================================
   responsive
   ========================================================= */

@media (max-width:1080px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .hero-inner{grid-template-columns:1fr}
  .hero-copy{padding:clamp(40px,7vw,60px) 28px}
  .hero-media img{min-height:52vh}
  .site-header .header-inner{min-height:70px}
}

@media (max-width:900px){
  .nav{
    position:fixed;
    inset:70px 0 auto 0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:18px 28px 30px;
    background:rgba(251,248,244,.985);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    box-shadow:0 22px 40px rgba(42,37,33,.10);
    transform:translateY(-14px);
    opacity:0;
    visibility:hidden;
    transition:opacity .32s var(--ease),transform .32s var(--ease),visibility .32s;
  }
  body.nav-open .nav{opacity:1;transform:none;visibility:visible}
  .nav a{padding:15px 4px;border-bottom:1px solid var(--line-soft);font-size:.86rem}
  .nav a::after{display:none}
  .nav-toggle{display:block}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .hero{padding-top:70px}
}

@media (max-width:680px){
  body{font-size:16px}
  .container{padding:0 20px}
  .hero-copy{padding-left:20px;padding-right:20px}
  .g-2,.g-3,.gallery{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .brand-text em{display:none}
  .brand-text strong{font-size:.95rem;letter-spacing:.08em}
  /* three language buttons need to fit next to the logo */
  .header-inner{gap:14px}
  .header-actions{gap:10px}
  .brand{gap:10px}
  .brand-mark{width:34px;height:34px;font-size:.88rem}
  .lang-toggle button{padding:6px 9px;font-size:.66rem;letter-spacing:.04em}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .float-cta{right:14px;bottom:14px;padding:12px 18px;font-size:.68rem}
  .spec-list li{flex-direction:column;gap:4px}
  .spec-list li span:last-child{text-align:left}
}

/* ---------- print ---------- */
@media print{
  .site-header,.float-cta,.cta-band{display:none}
  body{background:#fff}
}