/* ============================================
   СТРОИТЕЛИ СОЧИ -- Design System
   Light, modern, construction company theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&family=Open+Sans:wght@400;500;600&display=swap');

/* === CSS Variables === */
:root {
  --color-primary: #1a3c5e;
  --color-primary-light: #2a5f8f;
  --color-primary-dark: #0f2740;
  --color-accent: #d4872c;
  --color-accent-light: #e8a44f;
  --color-accent-dark: #b06e1f;
  --color-success: #2e8b57;
  --color-bg: #fafaf8;
  --color-bg-alt: #f2f0eb;
  --color-bg-dark: #1a1a1a;
  --color-surface: #ffffff;
  --color-surface-alt: #f7f5f0;
  --color-text: #2c2c2c;
  --color-text-light: #6b6b6b;
  --color-text-muted: #9a9a9a;
  --color-text-on-dark: #f0ece4;
  --color-border: #e5e2db;
  --color-border-light: #f0ede6;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;
  --container-max: 1280px;
  --border-radius: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(26,60,94,0.06);
  --shadow-md: 0 4px 12px rgba(26,60,94,0.08);
  --shadow-lg: 0 8px 30px rgba(26,60,94,0.1);
  --shadow-xl: 0 16px 50px rgba(26,60,94,0.12);
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); color: var(--color-text); background: var(--color-bg); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-accent); }
ul, ol { list-style: none; }

/* === Typography === */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; color: var(--color-primary-dark); }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 600; }
h4 { font-size: 1.15rem; font-weight: 600; }
p { max-width: 75ch; }

/* === Layout === */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-xl); }
.section { padding: var(--space-5xl) 0; }
.section-gray { background: var(--color-bg-alt); }
.section-title { text-align: center; margin-bottom: var(--space-3xl); }
.section-subtitle { text-align: center; color: var(--color-text-light); margin: calc(-1 * var(--space-xl)) auto var(--space-3xl); max-width: 700px; }

/* === Header === */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 200; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--color-border-light); transition: box-shadow var(--transition-base); }
.header.scrolled { box-shadow: var(--shadow-md); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { font-family: var(--font-heading); font-weight: 800; font-size: 1.3rem; color: var(--color-primary-dark); }
.logo span { color: var(--color-accent); }
.nav-list { display: flex; align-items: center; gap: var(--space-lg); }
.nav-item { position: relative; }
.nav-link { font-family: var(--font-heading); font-size: 0.85rem; font-weight: 600; color: var(--color-text); padding: var(--space-sm) 0; position: relative; }
.nav-link::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--color-accent); transition: width var(--transition-base); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-link:hover { color: var(--color-primary); }

/* Dropdown */
.dropdown-menu { display: none; position: absolute; top: 100%; left: 0; background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius); box-shadow: var(--shadow-lg); min-width: 250px; padding: var(--space-sm) 0; z-index: 100; }
.nav-item.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu li a { display: block; padding: var(--space-sm) var(--space-lg); font-size: 0.85rem; color: var(--color-text); transition: all var(--transition-fast); }
.dropdown-menu li a:hover { background: var(--color-bg-alt); color: var(--color-accent); }

.header-contacts { display: flex; align-items: center; }
.header-phone { font-family: var(--font-heading); font-weight: 700; font-size: 1rem; color: var(--color-primary-dark); }
.burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: var(--space-sm); }
.burger span { width: 24px; height: 2px; background: var(--color-primary-dark); border-radius: 2px; transition: all var(--transition-base); }

/* === Buttons === */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-sm); font-family: var(--font-heading); font-weight: 600; font-size: 0.9rem; padding: 14px 28px; border-radius: var(--border-radius); border: none; cursor: pointer; transition: all var(--transition-base); text-decoration: none; line-height: 1; }
.btn:active { transform: scale(0.98) translateY(1px); }
.btn-primary { background: var(--color-accent); color: #fff; box-shadow: 0 4px 14px rgba(212,135,44,0.3); }
.btn-primary:hover { background: var(--color-accent-dark); color: #fff; box-shadow: 0 6px 20px rgba(212,135,44,0.4); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--color-primary); border: 2px solid var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; transform: translateY(-1px); }
.btn-lg { padding: 18px 36px; font-size: 1rem; }
.btn-full { width: 100%; }

/* === Hero === */
.hero { position: relative; min-height: 100dvh; display: flex; align-items: center; background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%); overflow: hidden; padding-top: 72px; }
.hero-overlay { position: absolute; inset: 0; background: radial-gradient(circle at 20% 80%, rgba(212,135,44,0.15), transparent 50%), radial-gradient(circle at 80% 20%, rgba(42,95,143,0.2), transparent 50%); }
.hero-content { position: relative; z-index: 1; text-align: center; padding: var(--space-4xl) 0; }
.hero-title { font-size: clamp(2.5rem, 5.5vw, 3.8rem); font-weight: 900; color: #fff; line-height: 1.1; margin-bottom: var(--space-lg); letter-spacing: -0.03em; }
.hero-subtitle { font-size: 1.15rem; color: rgba(255,255,255,0.75); margin: 0 auto var(--space-2xl); max-width: 600px; }
.hero-buttons { display: flex; gap: var(--space-md); justify-content: center; }
.hero-buttons .btn-outline { border-color: rgba(255,255,255,0.4); color: #fff; }
.hero-buttons .btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; }

/* === Page Header === */
.page-header { background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); padding: calc(72px + var(--space-4xl)) 0 var(--space-4xl); text-align: center; position: relative; overflow: hidden; }
.page-header::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 70% 30%, rgba(212,135,44,0.15), transparent 60%); }
.page-header h1 { color: #fff; position: relative; z-index: 1; }
.page-header p { color: rgba(255,255,255,0.65); position: relative; z-index: 1; margin: var(--space-md) auto 0; max-width: 600px; }

/* === Services Grid === */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.service-card { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); padding: var(--space-2xl); transition: all var(--transition-base); position: relative; overflow: hidden; }
.service-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--color-accent); transform: scaleX(0); transform-origin: left; transition: transform var(--transition-base); }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.service-icon { width: 56px; height: 56px; border-radius: 12px; background: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-lg); transition: background var(--transition-base); }
.service-card:hover .service-icon { background: var(--color-accent); }
.service-icon svg { width: 24px; height: 24px; stroke: var(--color-primary); transition: stroke var(--transition-fast); }
.service-card:hover .service-icon svg { stroke: #fff; }
.service-card h3 { margin-bottom: var(--space-sm); }
.service-card p { font-size: 0.9rem; color: var(--color-text-light); line-height: 1.65; margin-bottom: var(--space-lg); }
.service-link { font-family: var(--font-heading); font-size: 0.82rem; font-weight: 600; color: var(--color-accent); }
.link-primary { font-family: var(--font-heading); font-weight: 600; color: var(--color-accent); }

/* === Pricing Grid === */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); margin-bottom: var(--space-3xl); }
.pricing-card { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); padding: var(--space-2xl); text-align: center; position: relative; transition: all var(--transition-base); display: flex; flex-direction: column; }
.pricing-card.featured { border-color: var(--color-accent); box-shadow: var(--shadow-lg); transform: scale(1.03); }
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pricing-card.featured:hover { transform: scale(1.03) translateY(-4px); }
.pricing-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--color-accent); color: #fff; padding: 4px 16px; border-radius: 50px; font-size: 0.72rem; font-family: var(--font-heading); font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; white-space: nowrap; }
.pricing-header h3 { font-size: 1.2rem; margin-bottom: var(--space-xs); }
.pricing-type { font-size: 0.85rem; color: var(--color-text-muted); display: block; margin-bottom: var(--space-lg); }
.pricing-price { margin-bottom: var(--space-lg); padding-bottom: var(--space-lg); border-bottom: 1px solid var(--color-border-light); }
.price-from { font-size: 0.85rem; color: var(--color-text-muted); }
.price-value { font-family: var(--font-heading); font-size: 2.2rem; font-weight: 800; color: var(--color-primary-dark); margin: 0 var(--space-xs); }
.price-unit { font-size: 0.85rem; color: var(--color-text-light); }
.pricing-features { text-align: left; margin-bottom: var(--space-xl); flex-grow: 1; }
.pricing-features li { padding: var(--space-xs) 0; font-size: 0.85rem; color: var(--color-text-light); padding-left: var(--space-lg); position: relative; }
.pricing-features li::before { content: ''; position: absolute; left: 0; top: 10px; width: 8px; height: 8px; border-radius: 50%; background: var(--color-success); }
.pricing-card .btn { width: 100%; }

/* === Pricing Design Block === */
.pricing-design { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); padding: var(--space-2xl); display: flex; align-items: center; justify-content: space-between; gap: var(--space-xl); }
.pricing-design h3 { margin-bottom: var(--space-xs); }
.pricing-design p { font-size: 0.9rem; color: var(--color-text-light); }
.pricing-design-price { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 800; color: var(--color-accent); margin-top: var(--space-sm); }

/* === Steps Grid === */
.steps-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-lg); }
.step-card { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); padding: var(--space-xl); text-align: center; transition: all var(--transition-base); }
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.step-number { font-family: var(--font-heading); font-size: 2rem; font-weight: 800; color: var(--color-accent); margin-bottom: var(--space-sm); }
.step-card h3 { font-size: 1rem; margin-bottom: var(--space-sm); }
.step-card p { font-size: 0.82rem; color: var(--color-text-light); }

/* === Content Blocks === */
.content-block { max-width: 900px; margin: 0 auto; }
.content-block h2 { margin-bottom: var(--space-xl); }
.content-block h3 { margin: var(--space-2xl) 0 var(--space-md); }
.content-block p { margin-bottom: var(--space-md); color: var(--color-text-light); line-height: 1.8; }
.content-block strong { color: var(--color-text); }
.content-list { margin-bottom: var(--space-xl); }
.content-list li { padding: var(--space-xs) 0; padding-left: var(--space-xl); position: relative; font-size: 0.95rem; color: var(--color-text-light); line-height: 1.7; }
.content-list li::before { content: ''; position: absolute; left: 0; top: 12px; width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); }
.content-list-numbered { margin-bottom: var(--space-xl); counter-reset: step; list-style: none; }
.content-list-numbered li { padding: var(--space-sm) 0; padding-left: var(--space-2xl); position: relative; font-size: 0.95rem; color: var(--color-text-light); line-height: 1.7; counter-increment: step; }
.content-list-numbered li::before { content: counter(step) '.'; position: absolute; left: 0; font-family: var(--font-heading); font-weight: 700; color: var(--color-accent); font-size: 1rem; }

/* === Services List Grid === */
.services-list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); margin: var(--space-xl) 0; }
.service-list-item { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius); padding: var(--space-xl); transition: all var(--transition-base); }
.service-list-item:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.service-list-item h4 { margin-bottom: var(--space-sm); color: var(--color-primary); }
.service-list-item p { font-size: 0.9rem; color: var(--color-text-light); margin-bottom: 0; }

/* === Advantages Grid === */
.advantages-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.advantage-card { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); padding: var(--space-2xl); text-align: center; transition: all var(--transition-base); }
.advantage-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.advantage-icon { width: 64px; height: 64px; border-radius: 16px; background: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; margin: 0 auto var(--space-lg); transition: background var(--transition-base); }
.advantage-card:hover .advantage-icon { background: var(--color-accent); }
.advantage-icon svg { width: 28px; height: 28px; stroke: var(--color-primary); transition: stroke var(--transition-fast); }
.advantage-card:hover .advantage-icon svg { stroke: #fff; }
.advantage-card h3 { margin-bottom: var(--space-sm); }
.advantage-card p { font-size: 0.85rem; color: var(--color-text-light); }

/* === CTA Section === */
.cta-section { background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); padding: var(--space-4xl) 0; text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 30% 50%, rgba(212,135,44,0.2), transparent 60%); }
.cta-content { position: relative; z-index: 1; }
.cta-content h2 { color: #fff; margin-bottom: var(--space-md); }
.cta-content p { color: rgba(255,255,255,0.7); margin: 0 auto var(--space-2xl); max-width: 600px; }
.cta-buttons { display: flex; justify-content: center; gap: var(--space-md); }
.cta-buttons .btn-outline { border-color: rgba(255,255,255,0.4); color: #fff; }
.cta-buttons .btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; }

/* === Price Tables === */
.price-table { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--color-surface); border-radius: var(--border-radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); margin-bottom: var(--space-md); }
.price-table thead { background: var(--color-primary-dark); color: #fff; }
.price-table th { font-family: var(--font-heading); font-weight: 600; font-size: 0.85rem; padding: var(--space-md) var(--space-lg); text-align: left; }
.price-table td { padding: var(--space-md) var(--space-lg); border-bottom: 1px solid var(--color-border-light); font-size: 0.88rem; }
.price-table td:last-child { font-family: var(--font-heading); font-weight: 700; color: var(--color-accent); white-space: nowrap; text-align: right; }
.price-table tr:last-child td { border-bottom: none; }
.price-table tbody tr:hover { background: var(--color-surface-alt); }
.price-summary-table { margin-top: var(--space-2xl); }

/* === Price Accordion === */
.price-accordion { margin-bottom: var(--space-md); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); overflow: hidden; background: var(--color-surface); }
.accordion-btn { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: var(--space-lg) var(--space-xl); background: none; border: none; cursor: pointer; font-family: var(--font-heading); font-size: 1rem; font-weight: 600; color: var(--color-primary-dark); text-align: left; transition: color var(--transition-fast); }
.accordion-btn:hover { color: var(--color-accent); }
.accordion-btn::after { content: '+'; font-size: 1.5rem; color: var(--color-accent); transition: transform var(--transition-base); }
.accordion-btn.active::after { content: '-'; }
.accordion-content { display: none; padding: 0 var(--space-lg) var(--space-lg); }
.accordion-content[style*="display:block"], .accordion-content[style*="display: block"] { display: block !important; }

/* === FAQ === */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid var(--color-border-light); border-radius: var(--border-radius); margin-bottom: var(--space-sm); overflow: hidden; background: var(--color-surface); transition: box-shadow var(--transition-base); }
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: var(--space-lg) var(--space-xl); background: none; border: none; cursor: pointer; font-family: var(--font-heading); font-size: 0.95rem; font-weight: 600; color: var(--color-primary-dark); text-align: left; transition: color var(--transition-fast); }
.faq-question:hover { color: var(--color-accent); }
.faq-question::after { content: '+'; font-size: 1.3rem; color: var(--color-accent); flex-shrink: 0; margin-left: var(--space-md); transition: transform var(--transition-base); }
.faq-item.active .faq-question::after { content: '-'; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition-slow); }
.faq-item.active .faq-answer { max-height: 800px; }
.faq-answer p { padding: 0 var(--space-xl) var(--space-md); font-size: 0.9rem; color: var(--color-text-light); line-height: 1.7; }

/* === Portfolio === */
.portfolio-filters { display: flex; justify-content: center; gap: var(--space-sm); margin-bottom: var(--space-2xl); flex-wrap: wrap; }
.filter-btn { padding: 8px 20px; border: 1px solid var(--color-border); border-radius: 50px; background: none; cursor: pointer; font-family: var(--font-heading); font-size: 0.82rem; font-weight: 600; color: var(--color-text-light); transition: all var(--transition-fast); }
.filter-btn:hover, .filter-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.portfolio-card { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); overflow: hidden; transition: all var(--transition-base); }
.portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.portfolio-image { height: 220px; background-size: cover; background-position: center; }
.portfolio-info { padding: var(--space-xl); }
.portfolio-info h3 { font-size: 1.05rem; margin-bottom: var(--space-xs); }
.portfolio-meta { font-size: 0.8rem; color: var(--color-text-muted); display: block; margin-bottom: var(--space-sm); }
.portfolio-info p { font-size: 0.85rem; color: var(--color-text-light); line-height: 1.6; margin-bottom: var(--space-sm); }
.portfolio-tag { display: inline-block; background: var(--color-bg-alt); color: var(--color-accent); font-family: var(--font-heading); font-size: 0.72rem; font-weight: 600; padding: 4px 12px; border-radius: 50px; }

/* === Stats Grid === */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-xl); text-align: center; }
.stat-card { padding: var(--space-xl); background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); }
.stat-number { font-family: var(--font-heading); font-size: clamp(2rem, 3.5vw, 2.8rem); font-weight: 800; color: var(--color-accent); line-height: 1; }
.stat-label { font-size: 0.85rem; color: var(--color-text-light); margin-top: var(--space-sm); }

/* === Geography === */
.geography-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); margin-top: var(--space-xl); }
.geo-item { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius); padding: var(--space-lg); transition: all var(--transition-base); }
.geo-item:hover { box-shadow: var(--shadow-sm); }
.geo-item h4 { color: var(--color-primary); margin-bottom: var(--space-xs); }
.geo-item p { font-size: 0.85rem; color: var(--color-text-light); margin-bottom: 0; }

/* === Contacts === */
.contacts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); }
.contact-info h2, .contact-form-wrapper h2 { margin-bottom: var(--space-xl); }
.contact-item { display: flex; align-items: flex-start; gap: var(--space-md); margin-bottom: var(--space-xl); }
.contact-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-icon svg { width: 22px; height: 22px; stroke: var(--color-accent); }
.contact-item h3 { font-size: 0.8rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; margin-bottom: 2px; }
.contact-value { font-size: 1rem; color: var(--color-primary-dark); font-weight: 500; display: block; }
a.contact-value { color: var(--color-primary); }
.contact-note { font-size: 0.82rem; color: var(--color-text-muted); margin-top: 2px; }

.contact-area { margin-top: var(--space-xl); padding-top: var(--space-xl); border-top: 1px solid var(--color-border-light); }
.contact-area h3 { font-size: 1rem; margin-bottom: var(--space-sm); }
.contact-area p { font-size: 0.9rem; color: var(--color-text-light); margin-bottom: var(--space-md); }
.area-tags { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.area-tag { display: inline-block; background: var(--color-bg-alt); color: var(--color-primary); font-family: var(--font-heading); font-size: 0.8rem; font-weight: 600; padding: 6px 16px; border-radius: 50px; border: 1px solid var(--color-border-light); }

/* === Forms === */
.contact-form-wrapper { background: var(--color-surface); border: 1px solid var(--color-border-light); border-radius: var(--border-radius-lg); padding: var(--space-2xl); }
.contact-form-wrapper p { font-size: 0.9rem; color: var(--color-text-light); margin-bottom: var(--space-xl); }
.form-wrapper { max-width: 600px; margin: 0 auto; }
.form-group { margin-bottom: var(--space-md); }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; padding: 12px 16px; font-family: var(--font-body); font-size: 0.9rem; color: var(--color-text); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--border-radius); transition: border-color var(--transition-fast), box-shadow var(--transition-fast); outline: none; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(212,135,44,0.12); }
.contact-form textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: 0.78rem; color: var(--color-text-muted); margin-top: var(--space-md); text-align: center; }

/* === Service Detail === */
.service-detail .content-block p { color: var(--color-text-light); line-height: 1.8; margin-bottom: var(--space-md); }
.service-detail sup { font-size: 0.65em; }

/* === Footer === */
.footer { background: var(--color-bg-dark); color: var(--color-text-on-dark); padding: var(--space-4xl) 0 var(--space-xl); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-3xl); padding-bottom: var(--space-3xl); border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-logo { font-family: var(--font-heading); font-weight: 800; font-size: 1.3rem; color: #fff; display: inline-block; margin-bottom: var(--space-md); }
.footer-logo span { color: var(--color-accent); }
.footer-col p { font-size: 0.85rem; color: rgba(240,236,228,0.55); line-height: 1.7; max-width: 320px; }
.footer-col h4 { font-family: var(--font-heading); font-size: 0.85rem; font-weight: 700; color: #fff; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--space-lg); }
.footer-links li, .footer-contacts li { margin-bottom: var(--space-sm); }
.footer-links a, .footer-contacts li { font-size: 0.85rem; color: rgba(240,236,228,0.55); }
.footer-links a:hover { color: var(--color-accent-light); }
.footer-contacts a { color: rgba(240,236,228,0.55); }
.footer-contacts a:hover { color: var(--color-accent-light); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: var(--space-xl); font-size: 0.78rem; color: rgba(240,236,228,0.35); }
.footer-bottom a { color: rgba(240,236,228,0.35); }
.footer-bottom a:hover { color: var(--color-accent-light); }

/* === Animations === */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* === Responsive === */
@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .geography-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: var(--space-3xl) 0; }
  .container { padding: 0 var(--space-md); }
  
  .nav-list { display: none; }
  .nav-list.open { display: flex; flex-direction: column; position: fixed; top: 72px; left: 0; right: 0; bottom: 0; background: rgba(255,255,255,0.98); backdrop-filter: blur(12px); z-index: 300; justify-content: center; align-items: center; gap: var(--space-xl); }
  .nav-list.open .nav-link { font-size: 1.2rem; }
  .nav-list.open .dropdown-menu { display: none !important; }
  .burger { display: flex; }
  .header-contacts { display: none; }
  
  .hero-title { font-size: 2rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  
  .services-grid, .portfolio-grid, .advantages-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: none; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .services-list-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .geography-grid { grid-template-columns: 1fr; }
  .contacts-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .pricing-design { flex-direction: column; text-align: center; }
  
  .price-table td, .price-table th { padding: var(--space-sm) var(--space-md); font-size: 0.82rem; }
}

@media (max-width: 480px) {
  .steps-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
}