/* ===== FASADIM — Modern Tilda-style Landing ===== */

/* --- Reset & Base --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #fff;
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* --- Variables --- */
:root {
  --primary: #2d5a27;
  --primary-dark: #1e3d1a;
  --primary-light: #4a8c3f;
  --accent: #c8a45c;
  --accent-light: #e8d5a0;
  --dark: #1a1a2e;
  --dark-soft: #2c2c3e;
  --gray-900: #212121;
  --gray-700: #555;
  --gray-500: #888;
  --gray-300: #ccc;
  --gray-100: #f5f5f5;
  --gray-50: #fafafa;
  --white: #fff;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-full: 100px;
  --shadow: 0 4px 24px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.1);
  --transition: .3s cubic-bezier(.4,0,.2,1);
  --max-w: 1200px;
}

/* --- Utility --- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.accent { color: var(--primary); }
.mt-8 { margin-top: 8px; }

/* --- Section Header --- */
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  line-height: 1.25;
  color: var(--dark);
}
.section-title--white { color: var(--white); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: var(--transition);
  white-space: nowrap;
}
.btn--sm { padding: 10px 24px; font-size: 14px; }
.btn--lg { padding: 16px 36px; font-size: 16px; }
.btn--full { width: 100%; }
.btn--primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(45,90,39,.25);
}
.btn--primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 6px 24px rgba(45,90,39,.35);
  transform: translateY(-2px);
}
.btn--outline {
  background: transparent;
  color: var(--dark);
  border: 2px solid var(--gray-300);
}
.btn--outline:hover { border-color: var(--primary); color: var(--primary); }
.btn--white {
  background: var(--white);
  color: var(--primary);
  font-weight: 600;
}
.btn--white:hover { background: var(--gray-100); transform: translateY(-2px); }

/* ===========================
   HEADER
   =========================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  transition: var(--transition);
}
.header.scrolled { box-shadow: var(--shadow); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary);
  color: var(--white);
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 20px;
  border-radius: 10px;
}
.logo-text {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--dark);
}
.header__nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  transition: var(--transition);
}
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { width: 100%; }
.header__cta { flex-shrink: 0; }
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===========================
   HERO
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #f8faf7 0%, #eef3ec 40%, #e8ede5 100%);
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: url('img/photo_38.jpg') center/cover no-repeat;
  opacity: .12;
  pointer-events: none;
}
.hero__bg::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(to right, #fff 30%, transparent 70%);
}
.hero__inner { position: relative; z-index: 1; }
.hero__content { max-width: 680px; }
.hero__tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 20px;
  padding: 6px 16px;
  background: rgba(45,90,39,.08);
  border-radius: var(--radius-full);
}
.hero__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--dark);
  margin-bottom: 24px;
}
.hero__sub {
  font-size: 18px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero__badges { display: flex; gap: 40px; }
.badge { text-align: center; }
.badge__num {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
}
.badge__label {
  font-size: 13px;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===========================
   ADVANTAGES
   =========================== */
.advantages {
  padding: 100px 0;
  background: var(--white);
}
.advantages__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.adv-card {
  padding: 36px 28px;
  border-radius: var(--radius);
  background: var(--gray-50);
  border: 1px solid transparent;
  transition: var(--transition);
}
.adv-card:hover {
  border-color: rgba(45,90,39,.15);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.adv-card__icon {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(45,90,39,.08);
  border-radius: 14px;
  color: var(--primary);
  margin-bottom: 20px;
}
.adv-card__title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--dark);
}
.adv-card__text {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.6;
}

/* ===========================
   SERVICES
   =========================== */
.services {
  padding: 100px 0;
  background: var(--gray-50);
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  border-radius: var(--radius);
  background: var(--white);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,.06);
  transition: var(--transition);
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.service-card__img {
  height: 200px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-card__body { padding: 24px; }
.service-card__body h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--dark);
}
.service-card__body p {
  font-size: 14px;
  color: var(--gray-700);
  line-height: 1.6;
  margin-bottom: 12px;
}
.service-card__price {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}

/* ===========================
   CTA BANNER
   =========================== */
.cta-banner { padding: 40px 0; }
.cta-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 48px 56px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius);
  color: var(--white);
}
.cta-banner__content h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  margin-bottom: 8px;
}
.cta-banner__content p {
  font-size: 16px;
  opacity: .85;
}

/* ===========================
   PORTFOLIO
   =========================== */
.portfolio {
  padding: 100px 0;
  background: var(--white);
}
.portfolio__filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 10px 24px;
  border: 1px solid var(--gray-300);
  background: transparent;
  border-radius: var(--radius-full);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.filter-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.portfolio-item {
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}
.portfolio-item:hover { transform: scale(1.02); }
.portfolio-item__img {
  height: 260px;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
}
.portfolio-item__overlay {
  width: 100%;
  padding: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,.7));
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0;
  transition: var(--transition);
}
.portfolio-item:hover .portfolio-item__overlay { opacity: 1; }
.portfolio-item__label {
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}
.portfolio-item__desc {
  font-size: 13px;
  color: rgba(255,255,255,.75);
}

/* ===========================
   MATERIALS
   =========================== */
.materials {
  padding: 100px 0;
  background: var(--gray-50);
}
.materials__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.material-card {
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid rgba(0,0,0,.06);
  transition: var(--transition);
  text-align: center;
}
.material-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.material-card__swatch {
  width: 80px; height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  border: 3px solid var(--white);
  box-shadow: 0 2px 12px rgba(0,0,0,.1);
}
.material-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--dark);
}
.material-card p {
  font-size: 14px;
  color: var(--gray-700);
  line-height: 1.5;
}

/* ===========================
   PROCESS
   =========================== */
.process {
  padding: 100px 0;
  background: var(--white);
}
.process__timeline {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}
.process__timeline::before {
  content: '';
  position: absolute;
  left: 32px; top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--primary), var(--accent));
  opacity: .2;
}
.process-step {
  display: flex;
  gap: 28px;
  padding: 24px 0;
  position: relative;
}
.process-step__num {
  flex-shrink: 0;
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary);
  color: var(--white);
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  font-weight: 700;
  border-radius: 50%;
  z-index: 1;
  box-shadow: 0 4px 16px rgba(45,90,39,.2);
}
.process-step__content h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--dark);
  padding-top: 4px;
}
.process-step__content p {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.6;
}

/* ===========================
   REVIEWS
   =========================== */
.reviews {
  padding: 100px 0;
  background: var(--gray-50);
}
.reviews__slider {
  position: relative;
  overflow: hidden;
}
.reviews__track {
  display: flex;
  gap: 24px;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}
.review-card {
  flex: 0 0 calc(33.333% - 16px);
  padding: 32px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid rgba(0,0,0,.06);
}
.review-card__stars {
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.review-card__text {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.review-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.review-card__avatar {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  font-size: 14px;
  font-weight: 600;
}
.review-card__author strong {
  display: block;
  font-size: 15px;
  color: var(--dark);
}
.review-card__author span {
  font-size: 13px;
  color: var(--gray-500);
}
.reviews__controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}
.reviews__arrow {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--gray-300);
  background: var(--white);
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--dark);
}
.reviews__arrow:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* ===========================
   CTA FORM
   =========================== */
.cta-form {
  padding: 100px 0;
  background: var(--dark);
}
.cta-form__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.cta-form__perks {
  list-style: none;
  margin-top: 32px;
}
.cta-form__perks li {
  font-size: 16px;
  color: rgba(255,255,255,.8);
  padding: 8px 0;
  padding-left: 28px;
  position: relative;
}
.cta-form__perks li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form__input {
  width: 100%;
  padding: 16px 20px;
  font-family: inherit;
  font-size: 16px;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.07);
  color: var(--white);
  border-radius: var(--radius-sm);
  outline: none;
  transition: var(--transition);
}
.form__input::placeholder { color: rgba(255,255,255,.4); }
.form__input:focus { border-color: var(--primary); background: rgba(255,255,255,.1); }
.form__select { cursor: pointer; appearance: none; }
.form__select option { background: var(--dark); color: var(--white); }
.form__disclaimer {
  font-size: 12px;
  color: rgba(255,255,255,.35);
  text-align: center;
}

/* ===========================
   CONTACTS
   =========================== */
.contacts {
  padding: 100px 0;
  background: var(--white);
}
.contacts__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contacts__info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-item__icon {
  width: 48px; height: 48px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(45,90,39,.08);
  border-radius: 12px;
  color: var(--primary);
}
.contact-item strong {
  display: block;
  font-size: 14px;
  color: var(--dark);
  margin-bottom: 2px;
}
.contact-item a,
.contact-item span {
  font-size: 15px;
  color: var(--gray-700);
  text-decoration: none;
}
.contact-item a:hover { color: var(--primary); }
.contacts__social {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
.social-link {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--gray-100);
  border-radius: 12px;
  color: var(--gray-700);
  transition: var(--transition);
}
.social-link:hover { background: var(--primary); color: var(--white); }
.contacts__map {
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
  background: var(--gray-100);
}
.map-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 320px;
  color: var(--gray-500);
  gap: 12px;
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  padding: 40px 0;
  background: var(--gray-50);
  border-top: 1px solid rgba(0,0,0,.06);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__copy {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 6px;
}
.footer__links {
  display: flex;
  gap: 24px;
}
.footer__links a {
  font-size: 14px;
  color: var(--gray-700);
  text-decoration: none;
  transition: var(--transition);
}
.footer__links a:hover { color: var(--primary); }

/* ===========================
   FLOATING CTA
   =========================== */
.floating-cta {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(45,90,39,.35);
  z-index: 999;
  transition: var(--transition);
  opacity: 0;
  transform: scale(0);
}
.floating-cta.visible { opacity: 1; transform: scale(1); }
.floating-cta:hover { background: var(--primary-dark); transform: scale(1.1); }

/* ===========================
   ANIMATIONS
   =========================== */
[data-anim] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1);
}
[data-anim].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   FORM SUCCESS
   =========================== */
.form-success {
  text-align: center;
  padding: 40px 20px;
  color: var(--white);
}
.form-success__icon {
  width: 72px; height: 72px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary);
  border-radius: 50%;
  margin: 0 auto 20px;
  font-size: 32px;
}
.form-success h3 {
  font-family: 'Playfair Display', serif;
  font-size: 24px;
  margin-bottom: 8px;
}
.form-success p {
  font-size: 15px;
  opacity: .7;
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
  .advantages__grid { grid-template-columns: repeat(2, 1fr); }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio__grid { grid-template-columns: repeat(2, 1fr); }
  .materials__grid { grid-template-columns: repeat(2, 1fr); }
  .review-card { flex: 0 0 calc(50% - 12px); }
}

@media (max-width: 768px) {
  .header__nav {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid rgba(0,0,0,.06);
    box-shadow: var(--shadow-lg);
  }
  .header__nav.open { display: flex; }
  .header__cta { display: none; }
  .burger { display: flex; }
  .burger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .burger.open span:nth-child(2) { opacity: 0; }
  .burger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .hero { padding: 100px 0 60px; min-height: auto; }
  .hero__badges { gap: 24px; }

  .advantages__grid { grid-template-columns: 1fr; }
  .services__grid { grid-template-columns: 1fr; }
  .portfolio__grid { grid-template-columns: 1fr; }
  .materials__grid { grid-template-columns: repeat(2, 1fr); }

  .cta-banner__inner { flex-direction: column; text-align: center; padding: 36px 28px; }
  .cta-form__inner { grid-template-columns: 1fr; gap: 40px; }
  .contacts__grid { grid-template-columns: 1fr; }
  .footer__inner { flex-direction: column; gap: 16px; text-align: center; }
  .footer__links { flex-wrap: wrap; justify-content: center; }

  .review-card { flex: 0 0 calc(100% - 0px); }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .hero__badges { flex-wrap: wrap; gap: 20px; }
  .materials__grid { grid-template-columns: 1fr; }
  .process-step { gap: 16px; }
  .process-step__num { width: 48px; height: 48px; font-size: 16px; }
  .process__timeline::before { left: 23px; }
}

/* ===========================
   LIGHTBOX
   =========================== */
.lightbox {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,.85);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s;
  cursor: pointer;
}
.lightbox--active { opacity: 1; }
.lightbox__img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 8px 40px rgba(0,0,0,.5);
  cursor: default;
}
.lightbox__close {
  position: absolute;
  top: 20px; right: 28px;
  font-size: 40px;
  color: #fff;
  cursor: pointer;
  line-height: 1;
  transition: opacity .2s;
}
.lightbox__close:hover { opacity: .7; }

/* Portfolio loading */
.portfolio__loading {
  text-align: center;
  color: var(--gray-500);
  grid-column: 1 / -1;
  padding: 40px 0;
}