/* Design System — CSS Custom Properties */
:root {
  --color-bg: #FAFAF8;
  --color-dark: #111111;
  --color-accent: #8B5E3C;
  --color-accent-light: #C4956A;
  --color-text: #2C2C2C;
  --color-muted: #888888;
  --radius-card: 16px;
  --shadow-card: 0 8px 40px rgba(0,0,0,0.10);
  --shadow-hover: 0 20px 60px rgba(0,0,0,0.18);
  --transition: 0.3s ease;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --nav-height: 72px;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); color: var(--color-text); background: var(--color-bg); line-height: 1.6; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

/* Typography Utilities */
.section-label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--color-accent); margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.section-label::before {
  content: ''; display: inline-block; width: 28px; height: 1.5px;
  background: var(--color-accent); flex-shrink: 0;
}
.section-label--center { justify-content: center; }
.section-label--center::before { display: none; }
.section-label--light { color: var(--color-accent-light); }
.section-label--light::before { background: var(--color-accent-light); }

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 3.8vw, 3rem);
  font-weight: 700; line-height: 1.2; color: var(--color-dark);
}
.section-title--light { color: #fff; }

.page-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700; color: var(--color-dark); line-height: 1.2;
  margin-bottom: 10px;
}

/* Layout */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
section { padding: 100px 0; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 30px; border-radius: 50px; font-size: 15px;
  font-weight: 600; font-family: var(--font-body);
  transition: all var(--transition); cursor: pointer;
  border: 2px solid transparent; letter-spacing: 0.02em;
}
.btn--primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn--primary:hover { background: #9e6d48; border-color: #9e6d48; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(139,94,60,0.38); }
.btn--outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.55); }
.btn--outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-2px); }
.btn--outline-dark { background: transparent; color: var(--color-accent); border-color: var(--color-accent); }
.btn--outline-dark:hover { background: var(--color-accent); color: #fff; transform: translateY(-2px); }
.btn--full { width: 100%; justify-content: center; }

/* Navigation */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height); display: flex; align-items: center;
  transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}
.nav.scrolled {
  background: rgba(250,250,248,0.88);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  box-shadow: 0 2px 24px rgba(0,0,0,0.07);
}
.nav--solid {
  background: rgba(250,250,248,0.95);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.08);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 24px;
}
.nav__logo {
  font-family: var(--font-heading); font-size: 21px; font-weight: 700;
  color: #fff; transition: color var(--transition); flex-shrink: 0;
}
.nav.scrolled .nav__logo,
.nav--solid .nav__logo { color: var(--color-dark); }
.nav__links { display: flex; gap: 36px; align-items: center; }
.nav__link {
  font-size: 14px; font-weight: 500; color: rgba(255,255,255,0.85);
  transition: color var(--transition); position: relative; padding-bottom: 2px;
}
.nav__link::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 2px; background: var(--color-accent-light);
  transition: width var(--transition); border-radius: 2px;
}
.nav__link:hover::after,
.nav__link.active::after { width: 100%; }
.nav__link:hover { color: #fff; }
.nav.scrolled .nav__link,
.nav--solid .nav__link { color: var(--color-text); }
.nav.scrolled .nav__link:hover,
.nav--solid .nav__link:hover { color: var(--color-accent); }
.nav.scrolled .nav__link.active,
.nav--solid .nav__link.active { color: var(--color-accent); }
.nav__link.active::after { background: var(--color-accent); }
.nav__cta {
  background: var(--color-accent); color: #fff; padding: 10px 22px;
  border-radius: 50px; font-size: 14px; font-weight: 600;
  transition: all var(--transition); border: 2px solid var(--color-accent);
}
.nav__cta:hover { background: #9e6d48; border-color: #9e6d48; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(139,94,60,0.3); }

/* Hamburger */
.nav__hamburger {
  display: none; flex-direction: column; gap: 5px;
  width: 30px; cursor: pointer; padding: 3px; background: none; border: none;
}
.nav__hamburger span {
  display: block; height: 2px; background: #fff; border-radius: 2px;
  transition: all 0.35s cubic-bezier(0.4,0,0.2,1); transform-origin: center;
}
.nav.scrolled .nav__hamburger span,
.nav--solid .nav__hamburger span { background: var(--color-dark); }
.nav__hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile overlay */
.nav__overlay {
  position: fixed; inset: 0; background: #0d0d0d; z-index: 999;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 28px; opacity: 0; pointer-events: none; transition: opacity 0.38s ease;
}
.nav__overlay.open { opacity: 1; pointer-events: all; }
.nav__overlay-link {
  font-family: var(--font-heading); font-size: clamp(2rem, 9vw, 3.5rem);
  font-weight: 700; color: #fff; transition: color var(--transition); position: relative;
}
.nav__overlay-link::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 3px; background: var(--color-accent-light);
  transition: width 0.4s ease; border-radius: 2px;
}
.nav__overlay-link:hover { color: var(--color-accent-light); }
.nav__overlay-link:hover::after { width: 100%; }

/* Breadcrumb */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 32px; font-size: 14px; flex-wrap: wrap;
}
.breadcrumb__item { color: var(--color-muted); }
.breadcrumb__item a { color: var(--color-accent); transition: color var(--transition); }
.breadcrumb__item a:hover { color: #9e6d48; }
.breadcrumb__sep { color: var(--color-muted); opacity: 0.45; font-size: 12px; }
.breadcrumb__item.current { color: var(--color-text); font-weight: 500; }

/* Page Header (catalog / inner pages) */
.page-header {
  padding: calc(var(--nav-height) + 56px) 0 56px;
  background: var(--color-bg);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

/* Section 1 — Hero */
.hero {
  min-height: 100vh; position: relative; display: flex;
  align-items: center; justify-content: center; overflow: hidden;
  background-image: linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.45)), url('../images/hero-house.jpeg');
  background-size: cover;
  background-position: center 60%;
  background-repeat: no-repeat;
}
.hero__bg {
  display: none;
}
.hero__content {
  position: relative; z-index: 2; text-align: center;
  padding: 0 24px; max-width: 920px;
}
.hero__eyebrow {
  display: inline-block; font-size: 11px; font-weight: 600;
  letter-spacing: 0.26em; text-transform: uppercase; color: var(--color-accent-light);
  margin-bottom: 26px; opacity: 0; transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.hero__eyebrow.vis { opacity: 1; transform: translateY(0); }
.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.1rem, 5.5vw, 4.5rem);
  font-weight: 700; color: #fff; line-height: 1.14; margin-bottom: 22px;
}
.hero__title .word {
  display: inline-block; opacity: 0; transform: translateY(28px);
  transition: opacity 0.48s ease, transform 0.48s ease; margin-right: 0.24em;
}
.hero__title .word:last-child { margin-right: 0; }
.hero__title .word.vis { opacity: 1; transform: translateY(0); }
.hero__subtitle {
  font-family: var(--font-heading); font-size: clamp(1.05rem, 2.4vw, 1.45rem);
  font-style: italic; color: rgba(255,255,255,0.7); margin-bottom: 40px;
  letter-spacing: 0.05em; opacity: 0; transform: translateY(14px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.hero__subtitle.vis { opacity: 1; transform: translateY(0); }
.hero__actions {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  opacity: 0; transform: translateY(14px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.hero__actions.vis { opacity: 1; transform: translateY(0); }
.hero__scroll {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 10px;
  color: rgba(255,255,255,0.45); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; opacity: 0; transition: opacity 0.6s ease; cursor: pointer;
}
.hero__scroll.vis { opacity: 1; }
.hero__scroll-mouse {
  width: 22px; height: 34px; border: 1.5px solid rgba(255,255,255,0.3); border-radius: 11px; position: relative;
}
.hero__scroll-mouse::after {
  content: ''; position: absolute; top: 5px; left: 50%; transform: translateX(-50%);
  width: 3px; height: 7px; background: rgba(255,255,255,0.55); border-radius: 2px;
  animation: mouseBounce 2.2s ease-in-out infinite;
}
@keyframes mouseBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.55; }
  55% { transform: translateX(-50%) translateY(10px); opacity: 1; }
}

/* Section 2 — О нас */
#about { background: var(--color-bg); }
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about__image-wrap { position: relative; }
.about__image {
  width: 100%; aspect-ratio: 3/4; border-radius: 24px; overflow: hidden;
  background-image: url('https://ckdd.ru/upload/iblock/496/496a025bccb6a0ffdb01de627aeaca94.png');
  background-size: cover; background-position: center; position: relative;
}
.about__image::before { content: none; }
.about__image::after  { content: none; }
.about__badge {
  position: absolute; bottom: -20px; right: -20px;
  background: var(--color-accent); color: #fff; padding: 20px 24px;
  border-radius: 16px; font-family: var(--font-heading); font-size: 13px; font-weight: 600;
  text-align: center; box-shadow: 0 14px 36px rgba(139,94,60,0.38); line-height: 1.35; z-index: 2;
}
.about__badge strong { display: block; font-size: 30px; font-weight: 800; }
.about__content { padding: 12px 0; }
.about__quote {
  font-family: var(--font-heading); font-size: clamp(1.4rem, 2.8vw, 2.1rem);
  font-weight: 600; font-style: italic; color: var(--color-dark);
  line-height: 1.35; margin-bottom: 22px;
  padding-left: 22px; border-left: 3px solid var(--color-accent);
}
.about__text { color: var(--color-muted); font-size: 16px; line-height: 1.78; margin-bottom: 40px; }
.about__stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-bottom: 32px; }
.about__stat { text-align: center; padding: 20px 12px; background: #fff; border-radius: 14px; box-shadow: var(--shadow-card); }
.about__stat-value { font-family: var(--font-heading); font-size: 2rem; font-weight: 800; color: var(--color-accent); display: block; line-height: 1; margin-bottom: 6px; }
.about__stat-label { font-size: 11px; color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 500; }
.about__link { font-size: 14px; font-weight: 600; color: var(--color-accent); display: inline-flex; align-items: center; gap: 7px; transition: gap var(--transition); }
.about__link:hover { gap: 13px; }

/* Section 2.5 — Посёлок Идиллия */
#idyllia { background: #fff; }
.idyllia__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.idyllia__video-frame {
  position: relative; width: 100%; padding-top: 56.25%;
  border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-card); background: #000;
}
.idyllia__video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.idyllia__content { padding: 12px 0; }
.idyllia__title {
  font-family: var(--font-heading); font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 700; color: var(--color-dark); line-height: 1.25; margin-bottom: 18px;
}
.idyllia__text { color: var(--color-muted); font-size: 16px; line-height: 1.78; margin-bottom: 20px; }
.idyllia__text:last-child { margin-bottom: 0; }

/* Section 3 — Почему мы */
#principles { background: var(--color-dark); padding: 100px 0; }
.principles__header { text-align: center; margin-bottom: 56px; }
.principles__title {
  font-family: var(--font-heading); font-size: clamp(1.75rem, 3.8vw, 2.9rem);
  font-weight: 700; color: #fff; max-width: 680px; margin: 0 auto; line-height: 1.25;
}
.principles__cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.principle-card {
  border-radius: var(--radius-card); overflow: hidden; position: relative;
  min-height: 420px; display: flex; flex-direction: column; justify-content: flex-end;
  transition: transform var(--transition), box-shadow var(--transition);
}
.principle-card:hover { transform: translateY(-8px); box-shadow: 0 32px 64px rgba(0,0,0,0.55); }
.principle-card__bg { position: absolute; inset: 0; transition: transform 0.55s ease; }
.principle-card:hover .principle-card__bg { transform: scale(1.07); }
.principle-card:nth-child(1) .principle-card__bg { background: linear-gradient(148deg, #2a1708, #4d3318, #1c2d0e); }
.principle-card:nth-child(2) .principle-card__bg { background: linear-gradient(148deg, #08182a, #183050, #081a1a); }
.principle-card:nth-child(3) .principle-card__bg { background: linear-gradient(148deg, #200808, #3d1515, #1a1208); }
.principle-card__overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.18) 55%, transparent 100%); }
.principle-card__content { position: relative; z-index: 2; padding: 32px; }
.principle-card__icon { width: 50px; height: 50px; border-radius: 13px; background: rgba(139,94,60,0.18); border: 1px solid rgba(196,149,106,0.28); display: flex; align-items: center; justify-content: center; font-size: 23px; margin-bottom: 18px; }
.principle-card__title { font-family: var(--font-heading); font-size: 1.35rem; font-weight: 700; color: #fff; margin-bottom: 11px; }
.principle-card__text { font-size: 14px; color: rgba(255,255,255,0.62); line-height: 1.72; }

/* Section 4 — Каталог / Project Cards */
#catalog { background: var(--color-bg); }
.catalog__header { text-align: center; margin-bottom: 44px; }
.catalog__filters { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-bottom: 44px; }
.filter-tab {
  padding: 10px 24px; border-radius: 50px; font-size: 14px; font-weight: 500;
  color: var(--color-muted); background: #fff; border: 1.5px solid rgba(0,0,0,0.1);
  cursor: pointer; transition: all var(--transition);
}
.filter-tab.active { color: var(--color-accent); border-color: var(--color-accent); background: rgba(139,94,60,0.06); }
.filter-tab:hover:not(.active) { color: var(--color-text); border-color: rgba(0,0,0,0.2); }

.catalog__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.catalog__more { text-align: center; margin-top: 50px; }

.project-card {
  background: #fff; border-radius: var(--radius-card); overflow: hidden;
  box-shadow: var(--shadow-card); transition: transform var(--transition), box-shadow var(--transition), opacity 0.3s ease;
}
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.project-card__image { height: 218px; overflow: hidden; position: relative; }
.project-card__img-inner { width: 100%; height: 100%; position: absolute; inset: 0; transition: transform 0.5s ease; }
.project-card:hover .project-card__img-inner { transform: scale(1.08); }
.project-card__img-inner::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.28) 100%);
}

/* Card gradient presets */
.pc1 { background: linear-gradient(148deg, #284a18, #426e28, #162e0a); }
.pc2 { background: linear-gradient(148deg, #4a2d14, #7a5028, #3a1e08); }
.pc3 { background: linear-gradient(148deg, #182848, #2a4878, #081828); }
.pc4 { background: linear-gradient(148deg, #3a2814, #5e4030, #2a1808); }
.pc5 { background: linear-gradient(148deg, #283a28, #3e5c3e, #182818); }
.pc6 { background: linear-gradient(148deg, #483a14, #706028, #382c08); }

.project-card__body { padding: 22px 24px; }
.project-card__tags { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 11px; }
.tag { font-size: 11px; font-weight: 600; padding: 4px 11px; border-radius: 50px; background: rgba(139,94,60,0.1); color: var(--color-accent); letter-spacing: 0.04em; }
.tag--meta { background: rgba(0,0,0,0.06); color: var(--color-muted); }
.project-card__name { font-family: var(--font-heading); font-size: 1.18rem; font-weight: 600; color: var(--color-dark); margin-bottom: 16px; }
.project-card__footer { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; border-top: 1px solid rgba(0,0,0,0.07); }
.project-card__price { font-size: 15px; font-weight: 700; color: var(--color-dark); }
.project-card__price span { font-size: 11px; font-weight: 400; color: var(--color-muted); display: block; }
.project-card__link { font-size: 13px; font-weight: 600; color: var(--color-accent); display: inline-flex; align-items: center; gap: 5px; transition: gap var(--transition); background: none; border: none; cursor: pointer; padding: 0; font-family: inherit; }
.project-card__link:hover { gap: 11px; }

/* Section 5 — Как мы работаем */
#process { background: #fff; }
.process__header { text-align: center; margin-bottom: 70px; }
.process__timeline { position: relative; }
.process__connector {
  position: absolute; top: 36px; left: calc(10% + 36px); right: calc(10% + 36px);
  height: 2px; background: linear-gradient(to right, var(--color-accent), var(--color-accent-light), var(--color-accent)); z-index: 0;
}
.process__steps { display: grid; grid-template-columns: repeat(5,1fr); gap: 20px; position: relative; z-index: 1; }
.process-step { display: flex; flex-direction: column; align-items: center; text-align: center; }
.process-step__num {
  width: 72px; height: 72px; border-radius: 50%; background: var(--color-bg);
  border: 2px solid var(--color-accent); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700;
  color: var(--color-accent); margin-bottom: 22px; transition: all var(--transition); flex-shrink: 0;
}
.process-step:hover .process-step__num { background: var(--color-accent); color: #fff; transform: scale(1.12); box-shadow: 0 8px 26px rgba(139,94,60,0.38); }
.process-step__title { font-family: var(--font-heading); font-size: 1rem; font-weight: 600; color: var(--color-dark); margin-bottom: 8px; }
.process-step__text { font-size: 13px; color: var(--color-muted); line-height: 1.65; }

/* CTA Banner */
.cta-banner {
  background: linear-gradient(138deg, #160c04 0%, #2a1608 38%, #192015 68%, #0d1509 100%);
  position: relative; overflow: hidden; padding: 100px 0;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 18% 50%, rgba(139,94,60,0.16) 0%, transparent 100%),
    radial-gradient(ellipse 50% 60% at 82% 50%, rgba(50,90,30,0.12) 0%, transparent 100%);
}
.cta-banner__inner { position: relative; z-index: 1; text-align: center; }
.cta-banner__title { font-family: var(--font-heading); font-size: clamp(1.9rem, 4vw, 3.3rem); font-weight: 700; color: #fff; margin-bottom: 14px; }
.cta-banner__sub { color: rgba(255,255,255,0.62); font-size: 17px; margin-bottom: 46px; }
.cta-form { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; max-width: 650px; margin: 0 auto; }
.cta-input {
  flex: 1; min-width: 175px; padding: 14px 22px;
  background: rgba(255,255,255,0.09); border: 1.5px solid rgba(255,255,255,0.18);
  border-radius: 50px; color: #fff; font-size: 15px;
  transition: border-color var(--transition), background var(--transition); outline: none;
}
.cta-input::placeholder { color: rgba(255,255,255,0.4); }
.cta-input:focus { border-color: var(--color-accent-light); background: rgba(255,255,255,0.13); }
.cta-input.err { border-color: #ff7070; }
.cta-msg { width: 100%; text-align: center; font-size: 14px; margin-top: 14px; padding: 12px 20px; border-radius: 10px; display: none; }
.cta-msg.ok  { display: block; background: rgba(72,199,116,0.18); color: #52d68a; border: 1px solid rgba(72,199,116,0.28); }
.cta-msg.fail{ display: block; background: rgba(255,112,112,0.18); color: #ff8080; border: 1px solid rgba(255,112,112,0.28); }

/* Callback modal */
.callback-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9998;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  padding: 20px;
  box-sizing: border-box;
}
.callback-modal.active { display: flex; }
.callback-modal__inner {
  background: #fff;
  border-radius: 16px;
  padding: 48px 40px 40px;
  max-width: 460px;
  width: 100%;
  position: relative;
  animation: modalFade 0.22s ease;
}
@keyframes modalFade {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}
.callback-modal__close {
  position: absolute; top: 16px; right: 20px;
  background: none; border: none; font-size: 32px; line-height: 1;
  color: var(--color-muted); cursor: pointer; transition: color 0.2s;
}
.callback-modal__close:hover { color: var(--color-dark); }
.callback-modal__title {
  font-family: var(--font-heading);
  font-size: 1.65rem; font-weight: 700;
  color: var(--color-dark); margin: 0 0 8px;
}
.callback-modal__sub { color: var(--color-muted); font-size: 15px; margin: 0 0 28px; }
.callback-modal__form { display: flex; flex-direction: column; gap: 12px; }
.cb-input {
  width: 100%; padding: 14px 18px; border-radius: 10px;
  border: 1.5px solid rgba(0,0,0,0.15); background: #fafaf8;
  font-size: 15px; font-family: inherit; color: var(--color-dark);
  transition: border-color 0.2s; box-sizing: border-box;
}
.cb-input::placeholder { color: var(--color-muted); }
.cb-input:focus { outline: none; border-color: var(--color-accent); background: #fff; }
.cb-input.err { border-color: #ff7070; }
.callback-modal__form .btn { width: 100%; justify-content: center; margin-top: 4px; }
@media (max-width: 480px) {
  .callback-modal__inner { padding: 40px 24px 32px; }
}

/* Contacts — Simplified (index.html) */
#contacts { background: var(--color-bg); }
.contacts-simple { text-align: center; }
.contacts-info-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; margin: 44px 0; }
.contact-block {
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  padding: 32px 20px; background: #fff; border-radius: var(--radius-card); box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.contact-block:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.contact-block__icon {
  width: 52px; height: 52px; border-radius: 14px; background: rgba(139,94,60,0.1);
  display: flex; align-items: center; justify-content: center; color: var(--color-accent);
}
.contact-block__label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: var(--color-muted); }
.contact-block__val { font-size: 15px; font-weight: 600; color: var(--color-dark); text-align: center; line-height: 1.5; }
.contact-block__val a { color: var(--color-accent); transition: color var(--transition); }
.contact-block__val a:hover { color: #9e6d48; }
.contacts-socials { display: flex; gap: 12px; justify-content: center; margin-bottom: 36px; }
.social-circle {
  width: 48px; height: 48px; border-radius: 50%; border: 1.5px solid rgba(139,94,60,0.35);
  display: flex; align-items: center; justify-content: center; color: var(--color-accent);
  transition: all var(--transition);
}
.social-circle:hover { background: var(--color-accent); color: #fff; border-color: var(--color-accent); transform: translateY(-3px); box-shadow: 0 6px 18px rgba(139,94,60,0.35); }
.social-circle svg { width: 20px; height: 20px; }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(8,5,2,0.68);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal-box {
  background: #fff; border-radius: 20px;
  width: 90vw; max-width: 1000px; max-height: 88vh;
  overflow-y: auto; position: relative;
  transform: translateY(28px) scale(0.97);
  transition: transform 0.38s cubic-bezier(0.33,1,0.68,1);
  scrollbar-width: thin; scrollbar-color: rgba(0,0,0,0.15) transparent;
}
.modal-overlay.open .modal-box { transform: translateY(0) scale(1); }
.modal-box::-webkit-scrollbar { width: 6px; }
.modal-box::-webkit-scrollbar-track { background: transparent; }
.modal-box::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 4px; }

.modal-topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; justify-content: flex-end;
  padding: 14px 16px 0;
  background: linear-gradient(to bottom, rgba(255,255,255,1) 70%, rgba(255,255,255,0));
  pointer-events: none;
}
.modal-close {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(0,0,0,0.08); color: var(--color-dark);
  font-size: 22px; line-height: 1; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background var(--transition), transform var(--transition);
  border: none; pointer-events: all; flex-shrink: 0;
}
.modal-close:hover { background: rgba(0,0,0,0.16); transform: rotate(90deg); }

.modal-inner { display: grid; grid-template-columns: 3fr 2fr; }

.modal-gallery { padding: 4px 24px 32px 32px; }
.modal-main-photo {
  width: 100%; aspect-ratio: 16/10; border-radius: 14px;
  position: relative; overflow: hidden;
  margin-bottom: 14px;
  transition: background 0.3s ease;
}
.modal-thumbs { display: flex; gap: 10px; flex-wrap: wrap; }
.modal-thumb {
  width: 72px; height: 54px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; color: rgba(255,255,255,0.55); font-weight: 500;
  cursor: pointer; border: 2.5px solid transparent;
  transition: border-color var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.modal-thumb.active { border-color: var(--color-accent); transform: scale(1.06); }
.modal-thumb:hover:not(.active) { border-color: rgba(139,94,60,0.4); }
.modal-detail-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 500; color: var(--color-muted);
  margin-top: 16px; transition: color var(--transition);
  text-decoration: underline; text-underline-offset: 3px;
}
.modal-detail-link:hover { color: var(--color-accent); }

.modal-info { padding: 4px 32px 32px 24px; border-left: 1px solid rgba(0,0,0,0.07); }
.modal-title { font-family: var(--font-heading); font-size: 1.75rem; font-weight: 700; color: var(--color-dark); margin-bottom: 8px; }
.modal-price { font-family: var(--font-heading); font-size: 1.45rem; font-weight: 800; color: var(--color-accent); margin-bottom: 24px; }
.modal-specs { display: flex; flex-direction: column; gap: 13px; margin-bottom: 22px; padding-bottom: 22px; border-bottom: 1px solid rgba(0,0,0,0.08); }
.modal-spec { display: flex; align-items: center; gap: 12px; }
.modal-spec__icon { font-size: 18px; flex-shrink: 0; width: 24px; text-align: center; }
.modal-spec__label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-muted); min-width: 70px; }
.modal-spec__val { font-size: 14px; font-weight: 600; color: var(--color-dark); }
.modal-desc { font-size: 14px; color: var(--color-muted); line-height: 1.75; margin-bottom: 20px; }
.modal-features-title { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-muted); margin-bottom: 12px; }
.modal-features { display: flex; flex-direction: column; gap: 9px; margin-bottom: 28px; }
.modal-feature {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; color: var(--color-text); font-weight: 500;
}
.modal-feature__check {
  width: 20px; height: 20px; border-radius: 50%; background: rgba(139,94,60,0.12);
  border: 1.5px solid rgba(139,94,60,0.35); display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; color: var(--color-accent);
}

/* House Detail Page */
.detail-hero {
  padding: calc(var(--nav-height) + 40px) 0 56px;
  background: var(--color-bg);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.detail-hero__back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500; color: var(--color-muted);
  margin-bottom: 24px; transition: color var(--transition);
}
.detail-hero__back:hover { color: var(--color-accent); }
.detail-hero__title { font-family: var(--font-heading); font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 700; color: var(--color-dark); margin-bottom: 10px; }
.detail-hero__price { font-family: var(--font-heading); font-size: 1.6rem; font-weight: 800; color: var(--color-accent); }

.detail-body { padding: 60px 0; }
.detail-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 60px; align-items: start; }
.detail-gallery__main {
  width: 100%; aspect-ratio: 4/3; border-radius: 20px;
  position: relative; overflow: hidden;
  margin-bottom: 16px; transition: background 0.3s ease;
}
.detail-gallery__thumbs { display: flex; gap: 12px; flex-wrap: wrap; }
.detail-thumb {
  width: 80px; height: 60px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; color: rgba(255,255,255,0.55); font-weight: 500;
  cursor: pointer; border: 2.5px solid transparent;
  transition: border-color var(--transition), transform var(--transition);
}
.detail-thumb.active { border-color: var(--color-accent); transform: scale(1.06); }
.detail-thumb:hover:not(.active) { border-color: rgba(139,94,60,0.4); }

.detail-sidebar {}
.detail-specs { background: #fff; border-radius: var(--radius-card); box-shadow: var(--shadow-card); padding: 28px; margin-bottom: 24px; }
.detail-spec { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid rgba(0,0,0,0.06); }
.detail-spec:last-child { border-bottom: none; }
.detail-spec__label { font-size: 13px; color: var(--color-muted); font-weight: 500; }
.detail-spec__val { font-size: 14px; font-weight: 700; color: var(--color-dark); }
.detail-desc { font-size: 15px; color: var(--color-muted); line-height: 1.78; margin-bottom: 24px; }
.detail-features { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.detail-feature { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 500; }
.detail-feature__check { width: 20px; height: 20px; border-radius: 50%; background: rgba(139,94,60,0.12); border: 1.5px solid rgba(139,94,60,0.35); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--color-accent); }
.detail-not-found { padding: 120px 0; text-align: center; }
.detail-not-found p { color: var(--color-muted); font-size: 17px; margin-bottom: 28px; }

/* Footer */
footer { background: #0c0c0c; padding: 48px 0; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
.footer__logo { font-family: var(--font-heading); font-size: 20px; font-weight: 700; color: rgba(255,255,255,0.88); }
.footer__nav { display: flex; gap: 28px; flex-wrap: wrap; }
.footer__nav-link { font-size: 13px; color: rgba(255,255,255,0.42); transition: color var(--transition); }
.footer__nav-link:hover { color: rgba(255,255,255,0.8); }
.footer__copy { font-size: 12px; color: rgba(255,255,255,0.28); text-align: right; line-height: 1.6; }
.footer__copy a { color: rgba(255,255,255,0.4); text-decoration: underline; transition: color var(--transition); }
.footer__copy a:hover { color: rgba(255,255,255,0.7); }

/* Scroll Animations */
.fade-up {
  opacity: 0; transform: translateY(36px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.in-view { opacity: 1; transform: translateY(0); }

.stagger > * {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.52s ease, transform 0.52s ease;
}
.stagger.in-view > *:nth-child(1) { opacity:1; transform:translateY(0); transition-delay:0ms; }
.stagger.in-view > *:nth-child(2) { opacity:1; transform:translateY(0); transition-delay:100ms; }
.stagger.in-view > *:nth-child(3) { opacity:1; transform:translateY(0); transition-delay:200ms; }
.stagger.in-view > *:nth-child(4) { opacity:1; transform:translateY(0); transition-delay:300ms; }
.stagger.in-view > *:nth-child(5) { opacity:1; transform:translateY(0); transition-delay:400ms; }
.stagger.in-view > *:nth-child(6) { opacity:1; transform:translateY(0); transition-delay:500ms; }

/* Responsive — Tablet (≤1024px) */
@media (max-width: 1024px) {
  .about__grid { gap: 48px; }
  .idyllia__grid { gap: 48px; }
  .principles__cards { grid-template-columns: repeat(2,1fr); }
  .principles__cards .principle-card:last-child { grid-column: span 2; max-width: 520px; margin: 0 auto; width: 100%; }
  .catalog__grid { grid-template-columns: repeat(2,1fr); }
  .process__steps { grid-template-columns: repeat(3,1fr); }
  .process__connector { display: none; }
  .contacts-info-row { grid-template-columns: repeat(2,1fr); }
  .modal-inner { grid-template-columns: 1fr; }
  .modal-gallery { padding: 4px 24px 20px; }
  .modal-info { padding: 0 24px 32px; border-left: none; border-top: 1px solid rgba(0,0,0,0.07); padding-top: 24px; }
  .detail-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* Responsive — Mobile (≤768px) */
@media (max-width: 768px) {
  section { padding: 72px 0; }
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .about__grid { grid-template-columns: 1fr; gap: 36px; }
  .about__badge { bottom: -14px; right: -10px; }
  .idyllia__grid { grid-template-columns: 1fr; gap: 32px; }
  .about__stats { gap: 12px; }
  .principles__cards { grid-template-columns: 1fr; }
  .principles__cards .principle-card:last-child { grid-column: auto; max-width: none; }
  .catalog__grid { grid-template-columns: 1fr; }
  .process__steps { grid-template-columns: 1fr; gap: 28px; }
  .process-step { flex-direction: row; text-align: left; gap: 20px; }
  .process-step__num { margin-bottom: 0; flex-shrink: 0; }
  .cta-form { flex-direction: column; align-items: stretch; }
  .cta-input { border-radius: 12px; }
  .cta-form .btn { border-radius: 12px; }
  .contacts-info-row { grid-template-columns: repeat(2,1fr); }
  .footer__inner { flex-direction: column; align-items: flex-start; }
  .footer__copy { text-align: left; }
  .modal-box { border-radius: 16px; }
  .modal-gallery { padding: 4px 16px 20px; }
  .modal-info { padding: 0 16px 28px; }
  .modal-title { font-size: 1.4rem; }
  .detail-gallery__thumbs { gap: 8px; }
  .detail-thumb { width: 64px; height: 48px; }
}

/* Responsive — Small Mobile (≤480px) */
@media (max-width: 480px) {
  .about__stats { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: center; }
  .hero__actions .btn { width: 100%; justify-content: center; max-width: 300px; }
  .contacts-info-row { grid-template-columns: 1fr; }
}