/* ndv31.ru — public site. Ink / paper / gold. */

:root {
  --ink: #111009;
  --ink-2: #1a1813;
  --ink-3: #26231c;
  --paper: #f4efe6;
  --paper-2: #ebe4d7;
  --text: #17150f;
  --text-soft: #5f594e;
  --text-inv: #f4efe6;
  --text-inv-soft: #b9b1a2;
  --gold: #c9a55c;
  --gold-2: #a98740;
  --line-dark: rgba(244, 239, 230, 0.14);
  --line-light: rgba(23, 21, 15, 0.14);
  --display: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --body: "Manrope", "Segoe UI", system-ui, sans-serif;
  --wrap: min(1200px, calc(100% - 3rem));
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --hdr-h: 84px;
}

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

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

body {
  margin: 0;
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, ol, ul, dl, blockquote, fieldset { margin: 0; }
ol, ul { padding: 0; list-style: none; }
fieldset { border: 0; padding: 0; min-width: 0; }
button { font: inherit; }

.wrap { width: var(--wrap); margin-inline: auto; }

/* ---------- type ---------- */

.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 1.1rem;
}
.eyebrow--gold { color: var(--gold); }

.h2 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  max-width: 20ch;
}

.lede {
  margin-top: 1.25rem;
  max-width: 52ch;
  color: var(--text-soft);
  font-size: 1.05rem;
}
.lede--light { color: var(--text-inv-soft); }

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3.25rem;
  padding: 0 1.7rem;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--gold { background: var(--gold); color: var(--ink); border-color: var(--gold); }
.btn--gold:hover { background: #d8b76f; border-color: #d8b76f; }

.btn--line { background: transparent; color: var(--text-inv); border-color: var(--line-dark); }
.btn--line:hover { border-color: var(--gold); color: var(--gold); }

.btn--ghost { background: transparent; color: var(--text-inv); border-color: rgba(244, 239, 230, 0.35); }
.btn--ghost:hover { background: var(--gold); border-color: var(--gold); color: var(--ink); }

.btn--dark { background: var(--ink); color: var(--text-inv); border-color: var(--ink); }
.btn--dark:hover { background: var(--ink-3); }

.btn--sm { min-height: 2.6rem; padding: 0 1.15rem; font-size: 0.82rem; }
.btn--block { width: 100%; }

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

.hdr {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  color: var(--text-inv);
  transition: background-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.hdr.is-scrolled {
  background: rgba(17, 16, 9, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line-dark);
}
.hdr__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  min-height: var(--hdr-h);
}
.hdr__brand img { height: 44px; width: auto; }
.hdr__nav {
  display: flex;
  justify-content: center;
  gap: 2.2rem;
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.hdr__nav a { position: relative; color: var(--text-inv-soft); padding: 0.4rem 0; transition: color 0.25s var(--ease); }
.hdr__nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 1px;
  background: var(--gold);
  transition: right 0.3s var(--ease);
}
.hdr__nav a:hover { color: var(--text-inv); }
.hdr__nav a:hover::after { right: 0; }

.hdr__actions { display: flex; align-items: center; gap: 1.25rem; }
.hdr__phone { font-weight: 600; letter-spacing: 0.02em; font-size: 0.95rem; }
.hdr__phone:hover { color: var(--gold); }

.hdr__burger {
  display: none;
  width: 2.75rem; height: 2.75rem;
  padding: 0;
  border: 1px solid var(--line-dark);
  background: transparent;
  cursor: pointer;
}
.hdr__burger span {
  display: block;
  width: 1.15rem; height: 1px;
  margin: 0.32rem auto;
  background: var(--text-inv);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.hdr__burger[aria-expanded="true"] span:first-child { transform: translateY(0.19rem) rotate(45deg); }
.hdr__burger[aria-expanded="true"] span:last-child { transform: translateY(-0.19rem) rotate(-45deg); }

/* mobile overlay */
.mnav {
  position: fixed;
  inset: 0;
  z-index: 35;
  background: var(--ink);
  color: var(--text-inv);
  padding: calc(var(--hdr-h) + 1.5rem) 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
}
.mnav.is-open { opacity: 1; visibility: visible; transform: none; }
.mnav__links { display: grid; gap: 0.35rem; }
.mnav__links a {
  font-family: var(--display);
  font-size: 2.2rem;
  font-weight: 500;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--line-dark);
}
.mnav__foot { display: grid; gap: 1rem; }
.mnav__phone { font-size: 1.25rem; font-weight: 600; color: var(--gold); }

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

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-rows: 1fr auto;
  color: var(--text-inv);
  background: var(--ink);
  overflow: clip;
  isolation: isolate;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--hero-image) center 40% / cover no-repeat;
  filter: saturate(0.7) contrast(1.05) brightness(0.9);
  transform: scale(1.06);
  animation: hero-zoom 14s var(--ease) both;
}
.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(17, 16, 9, 0.82) 0%, rgba(17, 16, 9, 0.6) 45%, rgba(17, 16, 9, 0.3) 100%),
    linear-gradient(180deg, rgba(17, 16, 9, 0.5) 0%, rgba(17, 16, 9, 0.2) 40%, rgba(17, 16, 9, 0.85) 80%, var(--ink) 100%);
}
.hero__body {
  padding: calc(var(--hdr-h) + 9vh) 0 4rem;
  align-self: center;
}
.hero__eyebrow { animation: rise 0.9s var(--ease) both; }
.hero__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2.8rem, 7vw, 6.4rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
  max-width: 14ch;
  animation: rise 0.9s var(--ease) 0.08s both;
}
.hero__text {
  margin-top: 1.75rem;
  max-width: 44ch;
  font-size: 1.1rem;
  color: var(--text-inv-soft);
  animation: rise 0.9s var(--ease) 0.16s both;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2.4rem;
  animation: rise 0.9s var(--ease) 0.24s both;
}
.hero__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark);
  animation: rise 0.9s var(--ease) 0.36s both;
}
.fact {
  padding: 1.6rem 0 2rem;
  display: grid;
  gap: 0.35rem;
}
.fact + .fact { padding-left: 2rem; border-left: 1px solid var(--line-dark); }
.fact__value {
  font-family: var(--display);
  font-size: clamp(1.6rem, 2.6vw, 2.3rem);
  line-height: 1;
  color: var(--gold);
}
.fact__label { font-size: 0.82rem; color: var(--text-inv-soft); letter-spacing: 0.01em; }

/* ---------- sections ---------- */

.sec { padding: clamp(5rem, 10vw, 8.5rem) 0; }
.sec--tight { padding-top: 0; }
.sec--flush { padding-bottom: 0; }
.sec--bleed { padding: 0; }
.sec--paper { background: var(--paper); color: var(--text); }
.sec--ink { background: var(--ink); color: var(--text-inv); }
.sec--ink .h2 { color: var(--text-inv); }
.sec__head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }

/* about */
.about {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.about__text { font-size: 1.1rem; color: var(--text-soft); }
.about__quote {
  margin-top: 2.25rem;
  padding-left: 1.5rem;
  border-left: 1px solid var(--gold);
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  line-height: 1.3;
  color: var(--text);
}

/* services */
.svc { border-top: 1px solid var(--line-light); }
.svc__item {
  display: grid;
  grid-template-columns: 5rem 1fr auto;
  gap: 2rem;
  align-items: start;
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--line-light);
  position: relative;
  transition: padding-left 0.35s var(--ease);
}
.svc__item::before {
  content: "";
  position: absolute;
  left: 0; bottom: -1px;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.5s var(--ease);
}
.svc__item:hover::before { width: 100%; }
.svc__num {
  font-family: var(--display);
  font-size: 1.5rem;
  color: var(--gold-2);
  line-height: 1.2;
}
.svc__text h3 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.6rem, 2.4vw, 2.1rem);
  line-height: 1.1;
}
.svc__text p { margin-top: 0.7rem; max-width: 56ch; color: var(--text-soft); }
.svc__link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  align-self: center;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
  transition: color 0.25s var(--ease), gap 0.25s var(--ease);
}
.svc__link:hover { color: var(--text); gap: 0.9rem; }

/* process */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-dark);
}
.step {
  padding: 2.5rem 2rem 2.5rem 0;
  position: relative;
}
.step + .step { padding-left: 2rem; border-left: 1px solid var(--line-dark); }
.step__num {
  display: block;
  font-family: var(--display);
  font-size: clamp(4rem, 7vw, 6rem);
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold);
  margin-bottom: 1.5rem;
}
.step h3 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.8rem;
  line-height: 1.1;
}
.step p { margin-top: 0.8rem; color: var(--text-inv-soft); max-width: 36ch; }

/* principles */
.pr {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.pr__rule { display: block; width: 3rem; height: 1px; background: var(--gold); margin-bottom: 1.4rem; }
.pr__item h3 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.7rem;
  line-height: 1.1;
}
.pr__item p { margin-top: 0.7rem; color: var(--text-soft); max-width: 34ch; }

/* lead */
.lead { position: relative; overflow: clip; isolation: isolate; }
.lead__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--hero-image) center / cover no-repeat;
  filter: blur(18px) saturate(0.4) brightness(0.35);
  transform: scale(1.1);
}
.lead__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--ink) 0%, rgba(17, 16, 9, 0.85) 45%, rgba(17, 16, 9, 0.6) 100%);
}
.lead__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}
.lead__contacts {
  display: grid;
  gap: 0.4rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-dark);
  font-size: 1.05rem;
}
.lead__contacts a:hover { color: var(--gold); }

.form {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--paper);
  color: var(--text);
  display: grid;
  gap: 1.25rem;
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.6);
}
.form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form__chips legend {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 0.7rem;
}
.form__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span {
  display: inline-flex;
  align-items: center;
  min-height: 2.35rem;
  padding: 0 1rem;
  border: 1px solid var(--line-light);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-soft);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.chip input:checked + span { background: var(--ink); color: var(--text-inv); border-color: var(--ink); }
.chip input:focus-visible + span { outline: 2px solid var(--gold); outline-offset: 2px; }

.field { display: grid; gap: 0.45rem; }
.field__label { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-soft); }
.field__input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0 1rem;
  border: 1px solid var(--line-light);
  background: #fff;
  color: var(--text);
  font: inherit;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.field__input::placeholder { color: #a9a294; }
.field__input:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(201, 165, 92, 0.25); }

.form__msg { font-size: 0.95rem; color: var(--gold-2); }
.form__msg.is-error { color: #a83a3a; }
.form__privacy { font-size: 0.75rem; color: var(--text-soft); }
.form__privacy a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-color: rgba(201, 165, 92, 0.55);
}
.form__privacy a:hover { color: var(--gold); text-decoration-color: var(--gold); }

/* legal / privacy */
.page-legal .hdr { position: sticky; top: 0; }
.legal {
  background: var(--paper);
  color: var(--text);
  padding: clamp(5.5rem, 10vw, 7rem) 0 clamp(4rem, 8vw, 6rem);
}
.legal__wrap { max-width: 46rem; }
.legal__title {
  font-family: var(--display);
  font-size: clamp(2.1rem, 4.5vw, 3.25rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--ink);
  margin: 0.6rem 0 1.25rem;
}
.legal__lead {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-soft);
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(17, 16, 9, 0.12);
}
.legal__body h2 {
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 500;
  margin: 2.25rem 0 0.85rem;
  color: var(--ink);
}
.legal__body p,
.legal__body li {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text);
}
.legal__body ul {
  margin: 0.6rem 0 1rem;
  padding-left: 1.2rem;
}
.legal__body li { margin: 0.35rem 0; }
.legal__body a { color: var(--gold-2); text-decoration: underline; text-underline-offset: 0.15em; }
.legal__body a:hover { color: var(--ink); }
.legal__back {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(17, 16, 9, 0.12);
}

/* contacts */
.contacts {
  display: grid;
  grid-template-columns: 5fr 7fr;
  min-height: 34rem;
  width: 100%;
}
.contacts__card {
  /* left edge aligns with the site grid (.wrap) */
  padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 4vw, 4rem) clamp(3rem, 6vw, 5rem)
    max(1.5rem, calc((100vw - min(1200px, 100vw - 3rem)) / 2));
  background: var(--paper-2);
  display: grid;
  align-content: center;
  gap: 0;
}
.contacts__list { margin: 2rem 0 2.25rem; display: grid; gap: 1.1rem; }
.contacts__list div { display: grid; grid-template-columns: 7rem 1fr; gap: 1rem; align-items: baseline; }
.contacts__list dt { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-soft); }
.contacts__list dd { margin: 0; font-size: 1.05rem; }
.contacts__list a:hover { color: var(--gold-2); }
.contacts__card .btn { justify-self: start; }
.contacts__map {
  position: relative;
  min-height: 34rem;
  overflow: hidden;
}
.contacts__map iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 34rem;
  border: 0;
  filter: grayscale(0.55) contrast(1.05) sepia(0.15);
}
/* Cover the widget’s own “open in Maps” control so only one label shows,
   and point it at the organization card instead of a bare map pin. */
.contacts__map-open {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0 0.85rem 0 0.65rem;
  background: #fff;
  color: #333;
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  border-right: 1px solid rgba(0, 0, 0, 0.08);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: none;
}
.contacts__map-open:hover {
  color: #000;
  background: #f5f5f5;
}
.contacts__map-open::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 6px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23fc3f1d' d='M8 0C4.7 0 2 2.7 2 6c0 4.2 5.2 9.5 5.4 9.7.3.3.8.3 1.1 0C8.8 15.5 14 10.2 14 6c0-3.3-2.7-6-6-6zm0 8.5c-1.4 0-2.5-1.1-2.5-2.5S6.6 3.5 8 3.5s2.5 1.1 2.5 2.5S9.4 8.5 8 8.5z'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* footer */
.ftr { background: var(--ink); color: var(--text-inv-soft); padding: 3rem 0 2.25rem; }
.ftr__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: center;
}
.ftr__brand img { height: 40px; width: auto; opacity: 0.9; }
.ftr__nav { display: flex; justify-content: center; gap: 1.75rem; font-size: 0.85rem; }
.ftr__nav a:hover { color: var(--gold); }
.ftr__meta { display: grid; gap: 0.2rem; text-align: right; font-size: 0.82rem; }

/* ---------- motion ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease) var(--d, 0s), transform 0.8s var(--ease) var(--d, 0s);
}
.reveal.is-in { opacity: 1; transform: none; }

@keyframes rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}
@keyframes hero-zoom {
  from { transform: scale(1.12); }
  to { transform: scale(1.04); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__media, .hero__eyebrow, .hero__title, .hero__text, .hero__actions, .hero__facts { animation: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 1024px) {
  .hdr__nav { display: none; }
  .hdr__inner { grid-template-columns: auto 1fr; }
  .hdr__actions { justify-self: end; }
  .steps { grid-template-columns: 1fr; }
  .step + .step { padding-left: 0; border-left: 0; border-top: 1px solid var(--line-dark); }
  .step { padding: 2rem 0; }
  .contacts { grid-template-columns: 1fr; min-height: 0; }
  .contacts__map iframe { min-height: 24rem; }
}

@media (max-width: 860px) {
  :root { --hdr-h: 72px; }
  .hdr__phone, .hdr .btn--ghost { display: none; }
  .hdr__burger { display: inline-block; }
  .hdr__brand img { height: 38px; }
  .hero__facts { grid-template-columns: 1fr; }
  .fact + .fact { padding-left: 0; border-left: 0; border-top: 1px solid var(--line-dark); }
  .fact { padding: 1.1rem 0; }
  .about { grid-template-columns: 1fr; }
  .svc__item { grid-template-columns: 3rem 1fr; }
  .svc__link { grid-column: 2; }
  .pr { grid-template-columns: 1fr; gap: 2rem; }
  .lead__grid { grid-template-columns: 1fr; }
  .contacts__list div { grid-template-columns: 1fr; gap: 0.2rem; }
  .ftr__inner { grid-template-columns: 1fr; text-align: left; }
  .ftr__nav { justify-content: flex-start; flex-wrap: wrap; }
  .ftr__meta { text-align: left; }
}