@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --primary-color: #8B5E3C;
  --accent-color: #A68F65;
  --bg-light: #fdfcf9;
  --text-color: #333333;
  --font-family: 'Inter', sans-serif;
  --section-padding: 100px 0;
  --border-radius: 8px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

html, body {
  font-family: var(--font-family);
  color: var(--text-color);
  background-color: var(--bg-light);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  width: 100%;
  position: relative;
}

/* Типографика */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  color: #2c2c2c;
  line-height: 1.2;
}
h1 {
  color: #FFFFFF;
  text-shadow: 2px 2px 15px rgba(0, 0, 0, 0.5);
}
h2 {
  font-size: clamp(2rem, 5vw, 2.5rem);
  text-align: center;
  position: relative;
  padding-bottom: 20px;
  margin-bottom: 50px;
}

h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 2px;
}

/* Навигация */
.navbar {
  background-color: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(10px);
  padding: 12px 0;
  transition: all 0.3s ease;
}

.navbar-brand {
  font-size: 1.3rem;
  letter-spacing: 1px;
  color: var(--primary-color) !important;
  white-space: normal;
}

.nav-link {
  color: var(--text-color) !important;
  font-weight: 500;
  margin-left: 1.5rem;
  font-size: 0.95rem;
}

/* Hero */
.hero {
  background: linear-gradient(90deg, rgba(18, 16, 14, 0.78), rgba(18, 16, 14, 0.48)), url('img/hero-bg.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 105px 0 44px;
  min-height: 78vh;
  display: flex;
  align-items: center;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2.3rem, 6vw, 4.25rem);
  margin-bottom: 18px;
}

.hero-subtitle {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.6;
  max-width: 760px;
  margin: 0 auto 28px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}

.hero-proof-grid {
  margin-bottom: 2rem !important;
}

/* Кнопки */
.btn {
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:focus-visible,
.form-control:focus-visible,
.navbar-toggler:focus-visible {
  outline: 3px solid rgba(255, 193, 7, 0.6);
  outline-offset: 3px;
}

.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  background-color: #73492f;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 94, 60, 0.25);
}

/* Секции */
section {
  padding: var(--section-padding);
}

.bg-light {
  background-color: #f8f9fa !important;
}

/* Карточки услуг */
.service-card {
  background: #fff;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.04);
  transition: all 0.3s ease;
  height: 100%;
  border: 1px solid rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.08);
}

.service-card img {
  height: 200px;
  object-fit: cover;
}

.service-card .card-body {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Проекты */
.service-work-showcase {
  border-top: 1px solid rgba(139, 94, 60, 0.18);
  padding-top: 36px;
}

.service-work-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.service-filter-group {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.service-filter-btn {
  position: relative;
  border: 2px solid rgba(139, 94, 60, 0.36);
  background: linear-gradient(180deg, #fff, #f7f1e9);
  color: var(--text-color);
  border-radius: var(--border-radius);
  padding: 16px 14px;
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.25;
  min-height: 148px;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  box-shadow: 0 16px 38px rgba(139, 94, 60, 0.12);
  transition: all 0.2s ease;
}

.service-filter-btn::after {
  content: "›";
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-color);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  line-height: 1;
}

.service-filter-btn:hover,
.service-filter-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: #fff;
  transform: translateY(-4px);
  box-shadow: 0 22px 48px rgba(139, 94, 60, 0.24);
}

.service-filter-btn i {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(139, 94, 60, 0.12);
  color: var(--primary-color);
  font-size: 1.05rem;
}

.service-filter-btn.active i,
.service-filter-btn:hover i {
  background: rgba(255,255,255,0.18);
  color: #fff;
}

.service-filter-btn small {
  color: #777;
  font-weight: 500;
}

.service-filter-btn.active small,
.service-filter-btn:hover small {
  color: rgba(255,255,255,0.78);
}

.service-filter-action {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  border-radius: 999px;
  padding: 9px 10px;
  background: var(--primary-color);
  color: #fff;
  font-size: 0.82rem;
  letter-spacing: 0;
}

.service-filter-btn.active .service-filter-action,
.service-filter-btn:hover .service-filter-action {
  background: #fff;
  color: var(--primary-color);
}

.inspect-gallery-empty {
  min-height: 230px;
  border: 1px dashed rgba(139, 94, 60, 0.32);
  border-radius: var(--border-radius);
  background: #fff;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 36px 20px;
  color: #6d6258;
  box-shadow: 0 10px 30px rgba(0,0,0,0.035);
}

.inspect-gallery-empty[hidden] {
  display: none;
}

.inspect-gallery-empty i {
  color: var(--primary-color);
  font-size: 2rem;
  margin-bottom: 10px;
}

.inspect-gallery-empty h4 {
  margin-bottom: 8px;
}

.inspect-gallery-empty p {
  margin: 0;
  color: #777;
}

.inspect-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.inspect-gallery-card {
  border: 0;
  border-radius: var(--border-radius);
  background: #fff;
  overflow: hidden;
  padding: 0;
  text-align: left;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  cursor: pointer;
  transition: all 0.28s ease;
}

.inspect-gallery-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 42px rgba(0,0,0,0.1);
}

.inspect-gallery-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}

.inspect-gallery-card:hover img {
  transform: scale(1.04);
}

.inspect-gallery-card span {
  display: block;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--text-color);
  font-size: 0.88rem;
  font-weight: 600;
}

.inspect-gallery-card.is-hidden {
  display: none;
}

.inspect-lightbox-img {
  display: block;
  width: 100%;
  max-height: 76vh;
  object-fit: contain;
  background: #f8f9fa;
  border-radius: 0 0 12px 12px;
}

#inspectPhotoModal .modal-content-custom {
  overflow: hidden;
  border-radius: 16px;
}

#inspectPhotoModal .modal-body-custom {
  background: #f8f9fa;
}

.project-item {
  background: #fff;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.04);
  height: 100%;
  transition: all 0.3s ease;
}

.project-img-container {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.project-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-img-focus-house {
  object-position: center 72%;
}

.project-info {
  padding: 25px;
}

.project-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  color: #666;
  font-size: 0.85rem;
}

.project-price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 15px;
}

/* Плейсхолдеры */
.project-placeholder {
  border: 2px dashed #ddd;
  background: #fcfcfc;
  height: 100%;
  min-height: 450px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  padding: 30px;
  text-align: center;
  color: #999;
}

/* Форма заявок */
.lead-form-container {
  background: #fff;
  border-radius: 12px;
  padding: clamp(20px, 5vw, 50px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.06);
  border: 1px solid #f0f0f0;
}

.form-control-classic {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 14px 18px;
  background-color: #f9f9f9;
  transition: all 0.2s ease;
}

.form-control-classic:focus {
  border-color: var(--primary-color);
  background-color: #fff;
  box-shadow: 0 0 0 4px rgba(139, 94, 60, 0.08);
}

/* Модальные окна */
.modal-content-custom {
  border-radius: 12px;
  border: none;
}

.modal-header-custom {
  padding: 20px 30px;
  border-bottom: 1px solid #f0f0f0;
}

.modal-body-custom {
  padding: 30px;
}

.project-hero-img {
  max-height: 420px;
  object-fit: cover;
}

.project-hero-focus-house {
  object-position: center 78%;
}

.project-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.project-gallery-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.project-plan-btn {
  border: 1px solid rgba(139, 94, 60, 0.24);
  background: #fff;
  color: var(--primary-color);
  border-radius: 999px;
  padding: 7px 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1;
  box-shadow: 0 8px 20px rgba(0,0,0,0.05);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.project-plan-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: #fff;
  transform: translateY(-2px);
}

.project-plan-overlay[hidden] {
  display: none;
}

.project-plan-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  padding: 24px;
}

.project-plan-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(24, 22, 20, 0.68);
  backdrop-filter: blur(3px);
}

.project-plan-card {
  position: relative;
  width: min(1100px, 100%);
  max-height: 92vh;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 28px 80px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
}

.project-plan-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  border-bottom: 1px solid #f0f0f0;
}

.project-plan-close {
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: #f5f2ee;
  color: var(--text-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.project-plan-card-body {
  background: #f8f9fa;
  padding: 16px;
  overflow: auto;
}

.project-plan-card-body img {
  display: block;
  width: 100%;
  max-height: calc(92vh - 116px);
  object-fit: contain;
  border-radius: 12px;
  background: #fff;
}

body.project-plan-opened {
  overflow: hidden;
}

.project-drawing {
  background: #f8f9fa;
  border: 1px solid #edf0f2;
  border-radius: 12px;
  padding: 16px;
}

.project-drawing img {
  display: block;
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  background: #fff;
}

/* Плавающая кнопка калькулятора */
.sticky-quiz-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
  background: #ffc107;
  color: #000;
  width: 65px;
  height: 65px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(255, 193, 7, 0.4);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border: none;
}

.sticky-quiz-btn:hover {
  transform: scale(1.1) rotate(5deg);
  background: #e0a800;
}

.sticky-quiz-btn i {
  font-size: 1.8rem;
}

/* Мобильная оптимизация */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px 0;
  }
  
  .navbar-brand {
    font-size: 1rem;
    max-width: 230px;
  }
  
  .hero {
    padding: 84px 0 28px;
    min-height: auto;
    text-align: left;
  }

  .hero h1 {
    font-size: 2rem;
    line-height: 1.12;
    margin-bottom: 14px;
  }

  .hero-subtitle {
    font-size: 0.98rem;
    line-height: 1.5;
    margin-bottom: 18px;
    margin-left: 0;
    margin-right: 0;
  }

  .hero-proof-grid {
    margin-bottom: 1.25rem !important;
  }

  .hero-proof-card {
    padding: 10px 12px;
  }

  .hero .btn-lg {
    padding: 12px 20px !important;
  }
  
  .lead-form-container {
    padding: 30px 20px;
  }
  
  .project-item, .service-card {
    margin-bottom: 20px;
  }

  .service-work-head {
    align-items: stretch;
    flex-direction: column;
  }

  .service-filter-group {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .service-filter-btn {
    min-height: 138px;
    padding: 12px;
    font-size: 0.82rem;
  }

  .inspect-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .inspect-gallery-card span {
    min-height: 48px;
    font-size: 0.8rem;
  }

  .project-gallery-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .project-plan-btn {
    width: 100%;
    justify-content: center;
    padding: 10px 12px;
  }

  .project-plan-overlay {
    padding: 10px;
  }

  .project-plan-card-head {
    padding: 14px 16px;
  }

  .project-plan-card-body {
    padding: 10px;
  }
  
  .sticky-quiz-btn {
    bottom: 20px;
    right: 20px;
    width: 55px;
    height: 55px;
  }
  
  .modal-dialog {
    margin: 10px;
  }
  
  .project-detail-list {
    grid-template-columns: 1fr;
  }
}

/* Исправление выравнивания */
.text-justify {
  text-align: justify;
}

.img-fluid-custom {
  width: 100%;
  height: auto;
  border-radius: 15px;
}

/* --- Секция анимаций и "живости" --- */

/* Плавное появление при скролле */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Эффекты для карточек */
.service-card, .project-item, .lead-form-container {
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1) !important;
}

.service-card:hover, .project-item:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0,0,0,0.12) !important;
}

.service-card img, .project-img-container img {
    transition: all 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.service-card:hover img, .project-item:hover img {
    transform: scale(1.08);
}

/* Оживление кнопок */
.btn {
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1) !important;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* Пульсация для плавающей кнопки калькулятора */
.sticky-quiz-btn {
    animation: pulse-yellow 2s infinite;
}

@keyframes pulse-yellow {
    0% { box-shadow: 0 0 0 0 rgba(255, 193, 7, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(255, 193, 7, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 193, 7, 0); }
}

/* Плавные модальные окна Bootstrap */
.modal.fade .modal-dialog {
    transform: scale(0.9) translateY(30px);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.modal.show .modal-dialog {
    transform: scale(1) translateY(0);
}

/* Анимация появления для кастомного калькулятора */
.custom-quiz-modal {
    transform: scale(0.8) translateY(50px);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.custom-quiz-overlay[style*="display: flex"] .custom-quiz-modal {
    transform: scale(1) translateY(0);
    opacity: 1;
}

/* Преимущества в Hero */
.hero-proof-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s ease;
    height: 100%;
}

.hero-proof-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.x-small {
    font-size: 0.75rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}