/*
Theme Name: SPG Theme
Theme URI: https://spgsales.ru
Author: Sales Performance Group
Author URI: https://spgsales.ru
Description: Custom theme for Sales Performance Group — B2B sales consulting. Migrated from Tilda.
Version: 1.18.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: spg-theme
Domain Path: /languages
Tags: custom-logo, custom-menu, featured-images, translation-ready, blog
*/

/* ==========================================================================
   0. CSS Custom Properties (Design Tokens)
   ========================================================================== */

:root {
  /* Typography */
  --font-heading: "Libre Baskerville", Georgia, serif;
  --font-body: "Cormorant Garamond", Georgia, serif;

  /* Colors — backgrounds */
  --color-dark-bg: #000000;
  --color-light-bg: #efedf2;
  --color-white: #ffffff;
  --color-dark-card: #111111;
  --color-dark-card-alt: #222222;
  --color-dark-section: #292929;

  /* Colors — text */
  --color-text-dark: #1a1a1a;
  --color-text-light: #d4d4d4;
  --color-text-muted: #7a7a7a;
  --color-text-white: #ffffff;
  --color-text-black: #000000;

  /* Colors — accent */
  --color-accent: #b7271f;
  --color-accent-hover: #961f18;
  --color-accent-light: #ff8562;

  /* Colors — borders */
  --color-border-light: #c9c9c9;
  --color-border-dark: #333333;

  /* Layout */
  --container-max: 1200px;
  --container-padding: 20px;

  /* Spacing scale */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 60px;
  --space-2xl: 80px;
  --space-3xl: 120px;

  /* Border radius */
  --radius-btn: 30px;
  --radius-card: 8px;
  --radius-sm: 4px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Z-index scale */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-header: 300;
  --z-overlay: 400;
  --z-modal: 500;
  --z-dots-nav: 250;
  --z-messenger: 600;
}

/* ==========================================================================
   1. Reset & Base Styles
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 400;
  line-height: 31px;
  color: var(--color-text-dark);
  background-color: var(--color-light-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent);
}

ul,
ol {
  list-style: none;
}

button,
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

/* Remove default focus outline, add custom */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Screen reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   2. Typography Scale
   ========================================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.17;
  color: inherit;
}

/* Hero H1 — used only in hero section */
h1,
.h1 {
  font-size: 72px;
  line-height: 84.24px;
  letter-spacing: -0.02em;
}

/* H2 large — section headings on dark bg */
h2,
.h2 {
  font-size: 82px;
  line-height: 95.94px;
  letter-spacing: -0.02em;
}

/* H2 medium — section headings on light bg */
.h2-medium {
  font-size: 42px;
  line-height: 1.2;
}

/* H2 large — 82px hero-sized section headings (Услуги, О компании, etc.) */
.h2-large {
  font-family: var(--font-heading);
  font-size: 82px;
  font-weight: 400;
  line-height: 1.17;
}

h3,
.h3 {
  font-size: 42px;
  line-height: 1.2;
}

h4,
.h4 {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
}

h5,
.h5 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
}

h6,
.h6 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
}

p {
  margin-bottom: 1em;
}

p:last-child {
  margin-bottom: 0;
}

.text-sm {
  font-size: 15px;
  line-height: 1.6;
}

.text-lg {
  font-size: 24px;
  line-height: 1.5;
}

.text-xl {
  font-size: 30px;
  line-height: 1.4;
  font-weight: 300;
}

.text-accent {
  color: var(--color-accent);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-white {
  color: var(--color-text-white);
}

.text-center {
  text-align: center;
}

.text-uppercase {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ==========================================================================
   3. Layout Helpers
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container-wide {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Section backgrounds */
.section-light {
  background-color: var(--color-light-bg);
  color: var(--color-text-dark);
  padding: var(--space-3xl) 0;
}

.section-dark {
  background-color: var(--color-dark-bg);
  color: var(--color-text-light);
  padding: var(--space-3xl) 0;
}

.section-dark-alt {
  background-color: var(--color-dark-section);
  color: var(--color-text-light);
  padding: var(--space-3xl) 0;
}

.section-white {
  background-color: var(--color-white);
  color: var(--color-text-dark);
  padding: var(--space-3xl) 0;
}

/* Flex utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-sm {
  gap: var(--space-sm);
}

.gap-md {
  gap: var(--space-md);
}

.gap-lg {
  gap: var(--space-lg);
}

.gap-xl {
  gap: var(--space-xl);
}

/* Grid utilities */
.grid {
  display: grid;
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ==========================================================================
   4. Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-btn);
  padding: 15.8px 60px;
  transition: all var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-text-white);
  border: 2px solid var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-text-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text-white);
  border: 2px solid var(--color-text-white);
}

.btn-outline:hover {
  background-color: var(--color-text-white);
  color: var(--color-dark-bg);
}

/* Outline on light bg */
.btn-outline-dark {
  background-color: transparent;
  color: var(--color-text-dark);
  border: 2px solid var(--color-text-dark);
}

.btn-outline-dark:hover {
  background-color: var(--color-text-dark);
  color: var(--color-text-white);
}

.btn-dark {
  background-color: var(--color-dark-bg);
  color: var(--color-text-white);
  border: 2px solid var(--color-dark-bg);
}

.btn-dark:hover {
  background-color: var(--color-dark-card);
  border-color: var(--color-dark-card);
  color: var(--color-text-white);
}

.btn-sm {
  padding: 10px 30px;
  font-size: 13px;
}

.btn-lg {
  padding: 20px 80px;
  font-size: 16px;
}

/* ==========================================================================
   5. Header & Navigation
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  background-color: transparent;
  transition:
    background-color var(--transition-base),
    box-shadow var(--transition-base);
  padding: 20px 0;
}

/* Scrolled state — added via JS */
.site-header.scrolled {
  background-color: rgba(0, 0, 0, 0.95);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  padding: 12px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.site-logo img {
  height: 50px;
  width: auto;
  transition: height var(--transition-base);
}

.site-header.scrolled .site-logo img {
  height: 40px;
}

/* Primary navigation */
.primary-nav {
  display: flex;
  align-items: center;
}

.primary-nav .menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.primary-nav .menu-item a {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-white);
  text-decoration: none;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

/* Option B: underline slide-in from left */
.primary-nav .menu-item a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.primary-nav .menu-item a:hover::after,
.primary-nav .menu-item.current-menu-item a::after {
  width: 100%;
}

.primary-nav .menu-item a:hover {
  color: var(--color-text-white);
}

.primary-nav .menu-item.current-menu-item a {
  color: var(--color-text-white);
}

/* Header CTA button */
.header-cta .btn {
  padding: 10px 30px;
  font-size: 13px;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: calc(var(--z-header) + 10);
}

.mobile-menu-toggle span {
  display: block;
  width: 28px;
  height: 2px;
  background-color: var(--color-text-white);
  transition: all var(--transition-base);
}

/* Hamburger to X animation */
.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav overlay */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.97);
  z-index: calc(var(--z-header) - 1);
  padding-top: 100px;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-nav-overlay.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.mobile-nav-overlay .menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.mobile-nav-overlay .menu-item a {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-white);
}

/* ==========================================================================
   6. Hero Section
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-dark-bg);
  color: var(--color-text-white);
  overflow: hidden;
  padding-top: 80px;
}

/* Particle canvas background */
.hero-section #tsparticles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 960px;
  padding: 0 var(--container-padding);
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 72px;
  font-weight: 700;
  line-height: 84.24px;
  color: var(--color-text-white);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.hero-description {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 300;
  line-height: 31px;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Scroll indicator arrow */
.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounceDown 2s infinite;
}

.hero-scroll-indicator svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: var(--color-text-white);
  stroke-width: 2;
  opacity: 0.6;
}

@keyframes bounceDown {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(12px);
  }
}

/* ==========================================================================
   7. Services Grid (3x2 + 1 cards with overlay)
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  aspect-ratio: 720 / 700;
  cursor: pointer;
}

.service-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover img {
  transform: scale(1.05);
}

/* Dark overlay gradient */
.service-card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 30%,
    rgba(0, 0, 0, 0.75) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
  transition: background var(--transition-base);
}

.service-card:hover .service-card-overlay {
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.2) 0%,
    rgba(0, 0, 0, 0.85) 100%
  );
}

.service-card-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 400;
  color: var(--color-text-white);
  margin-bottom: 8px;
}

.service-card-desc {
  font-size: 15px;
  font-weight: 300;
  color: var(--color-text-light);
  line-height: 1.5;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition:
    opacity var(--transition-base),
    max-height var(--transition-base);
}

.service-card:hover .service-card-desc {
  opacity: 1;
  max-height: 100px;
}

/* Full-width last card if 7 cards total (3x2 + 1) */
.services-grid .service-card:nth-child(7) {
  grid-column: 1 / -1;
  aspect-ratio: auto;
  max-height: 400px;
}

/* ==========================================================================
   8. About Section with Accordion
   ========================================================================== */

.about-section {
  padding: var(--space-3xl) 0;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-text {
  font-size: 20px;
  line-height: 31px;
  font-weight: 300;
}

/* Accordion */
.accordion {
  border-top: 1px solid var(--color-border-light);
}

.accordion-item {
  border-bottom: 1px solid var(--color-border-light);
}

.section-dark .accordion {
  border-top-color: var(--color-border-dark);
}

.section-dark .accordion-item {
  border-bottom-color: var(--color-border-dark);
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 400;
  color: inherit;
  transition: color var(--transition-fast);
}

.accordion-header:hover {
  color: var(--color-accent);
}

.accordion-icon {
  width: 24px;
  height: 24px;
  position: relative;
  flex-shrink: 0;
  margin-left: 16px;
}

/* Plus/minus icon lines */
.accordion-icon::before,
.accordion-icon::after {
  content: "";
  position: absolute;
  background-color: currentColor;
  transition: transform var(--transition-base);
}

.accordion-icon::before {
  width: 16px;
  height: 2px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.accordion-icon::after {
  width: 2px;
  height: 16px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* When open, rotate vertical line to form minus */
.accordion-item.active .accordion-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion-body-inner {
  padding: 0 0 20px 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.section-dark .accordion-body-inner {
  color: var(--color-text-light);
}

/* ==========================================================================
   9. Benefits Carousel / Slider
   ========================================================================== */

.benefits-section {
  overflow: hidden;
}

.benefits-slider {
  position: relative;
  width: 100%;
}

.benefits-track {
  display: flex;
  transition: transform var(--transition-slow);
  will-change: transform;
}

.benefit-slide {
  min-width: 100%;
  padding: 0 var(--container-padding);
}

.benefit-slide-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
}

.benefit-number {
  font-family: var(--font-heading);
  font-size: 120px;
  font-weight: 400;
  color: var(--color-accent);
  line-height: 1;
  opacity: 0.3;
  margin-bottom: var(--space-md);
}

.benefit-title {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 400;
  margin-bottom: var(--space-md);
}

.benefit-text {
  font-size: 18px;
  line-height: 1.6;
  font-weight: 300;
}

/* Slider controls */
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.slider-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: transparent;
  color: inherit;
  transition: all var(--transition-fast);
}

.section-dark .slider-btn {
  border-color: var(--color-border-dark);
}

.slider-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.slider-btn svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.slider-dots {
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-border-light);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  border: none;
}

.slider-dot.active {
  background-color: var(--color-accent);
}

/* ==========================================================================
   10. CEO / Founder Section (Split layout, parallax)
   ========================================================================== */

.ceo-section {
  position: relative;
  overflow: hidden;
}

.ceo-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 700px;
}

.ceo-image-col {
  position: relative;
  overflow: hidden;
}

.ceo-image-col img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%;
  object-fit: cover;
  /* Parallax offset handled by JS */
  will-change: transform;
}

.ceo-text-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-3xl) var(--space-xl);
}

.ceo-quote {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 400;
  font-style: italic;
  line-height: 1.4;
  margin-bottom: var(--space-lg);
  position: relative;
  padding-left: 30px;
}

.ceo-quote::before {
  content: "\201C";
  position: absolute;
  left: 0;
  top: -10px;
  font-size: 60px;
  color: var(--color-accent);
  line-height: 1;
}

.ceo-name {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 4px;
}

.ceo-title {
  font-size: 16px;
  font-weight: 300;
  color: var(--color-text-muted);
}

.section-dark .ceo-title {
  color: var(--color-text-light);
}

.section-dark .ceo-name {
  color: var(--color-text-white);
}

/* ==========================================================================
   11. How It Works (4-step grid with numbered circles)
   ========================================================================== */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  counter-reset: step-counter;
}

.step-card {
  text-align: center;
  counter-increment: step-counter;
}

.step-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 400;
  color: var(--color-accent);
  transition: all var(--transition-base);
}

.step-card:hover .step-number {
  background-color: var(--color-accent);
  color: var(--color-text-white);
}

.step-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.step-text {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.section-dark .step-text {
  color: var(--color-text-light);
}

/* Connector line between steps */
.steps-grid-connected {
  position: relative;
}

.steps-grid-connected::before {
  content: "";
  position: absolute;
  top: 40px;
  left: calc(12.5% + 40px);
  right: calc(12.5% + 40px);
  height: 2px;
  background-color: var(--color-border-light);
  z-index: 0;
}

.section-dark .steps-grid-connected::before {
  background-color: var(--color-border-dark);
}

.steps-grid-connected .step-number {
  position: relative;
  z-index: 1;
  background-color: var(--color-light-bg);
}

.section-dark .steps-grid-connected .step-number {
  background-color: var(--color-dark-bg);
}

/* ==========================================================================
   12. Services Detail (2x2 grid with image + text)
   ========================================================================== */

.services-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.service-detail-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  background-color: var(--color-white);
  transition: box-shadow var(--transition-base);
}

.section-dark .service-detail-card {
  background-color: var(--color-dark-card);
}

.service-detail-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.section-dark .service-detail-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.service-detail-image {
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.service-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-detail-card:hover .service-detail-image img {
  transform: scale(1.05);
}

.service-detail-text {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-detail-title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.service-detail-desc {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.section-dark .service-detail-desc {
  color: var(--color-text-light);
}

.service-detail-link {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap var(--transition-fast);
}

.service-detail-link:hover {
  color: var(--color-accent-hover);
  gap: 12px;
}

/* ==========================================================================
   13. Work Stages (Vertical Timeline)
   ========================================================================== */

.timeline {
  position: relative;
  padding-left: 60px;
  max-width: 800px;
  margin: 0 auto;
}

/* Vertical line */
.timeline::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border-light);
}

.section-dark .timeline::before {
  background-color: var(--color-border-dark);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-xl);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

/* Timeline dot */
.timeline-dot {
  position: absolute;
  left: -48px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-accent);
  border: 3px solid var(--color-light-bg);
  z-index: 1;
}

.section-dark .timeline-dot {
  border-color: var(--color-dark-bg);
}

.timeline-stage {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.timeline-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.timeline-text {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.section-dark .timeline-text {
  color: var(--color-text-light);
}

/* ==========================================================================
   14. Team Grid (4x2, BW photos)
   ========================================================================== */

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.team-card {
  text-align: center;
  transition: transform var(--transition-base);
}

.team-card:hover {
  transform: translateY(-4px);
}

.team-photo {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  margin-bottom: var(--space-sm);
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter var(--transition-base);
}

.team-card:hover .team-photo img {
  filter: grayscale(0%);
}

/* Social overlay on hover */
.team-social-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  display: flex;
  justify-content: center;
  gap: 12px;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.team-card:hover .team-social-overlay {
  opacity: 1;
}

.team-social-overlay a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-white);
  transition: background-color var(--transition-fast);
}

.team-social-overlay a:hover {
  background-color: var(--color-accent);
}

.team-name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 400;
  margin-bottom: 4px;
}

.team-position {
  font-size: 14px;
  font-weight: 300;
  color: var(--color-text-muted);
}

.section-dark .team-position {
  color: var(--color-text-light);
}

/* ==========================================================================
   15. Client Logos Row
   ========================================================================== */

.clients-section {
  padding: var(--space-2xl) 0;
}

.clients-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.client-logo {
  max-width: 120px;
  max-height: 60px;
  opacity: 0.5;
  filter: grayscale(100%);
  transition:
    opacity var(--transition-base),
    filter var(--transition-base);
}

.client-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ==========================================================================
   16. Consultation Form (Dark bg, split layout)
   ========================================================================== */

.consultation-section {
  background-color: var(--color-dark-bg);
  color: var(--color-text-white);
  padding: var(--space-3xl) 0;
}

.consultation-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.consultation-title {
  font-family: var(--font-heading);
  font-size: 42px;
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.consultation-desc {
  font-size: 18px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-text-light);
}

/* Form fields */
.spg-form .form-group {
  margin-bottom: var(--space-md);
}

.spg-form label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  color: var(--color-text-light);
}

.spg-form input[type="text"],
.spg-form input[type="email"],
.spg-form input[type="tel"],
.spg-form textarea {
  width: 100%;
  padding: 12px 0;
  background: transparent;
  border: none;
  border-bottom: 0.67px solid var(--color-border-light);
  color: var(--color-text-white);
  font-size: 16px;
  font-weight: 400;
  transition: border-color var(--transition-fast);
}

.spg-form input[type="text"]:focus,
.spg-form input[type="email"]:focus,
.spg-form input[type="tel"]:focus,
.spg-form textarea:focus {
  border-bottom-color: var(--color-accent);
}

.spg-form input::placeholder,
.spg-form textarea::placeholder {
  color: var(--color-text-muted);
}

.spg-form textarea {
  min-height: 100px;
  resize: vertical;
}

/* Light bg form variant */
.section-light .spg-form input[type="text"],
.section-light .spg-form input[type="email"],
.section-light .spg-form input[type="tel"],
.section-light .spg-form textarea {
  color: var(--color-text-dark);
  border-bottom-color: var(--color-border-light);
}

.section-light .spg-form label {
  color: var(--color-text-dark);
}

/* Consent checkbox */
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
}

.form-consent input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-accent);
}

.form-consent label {
  font-size: 13px;
  font-weight: 300;
  text-transform: none;
  letter-spacing: normal;
  line-height: 1.4;
  margin-bottom: 0;
}

.form-consent a {
  color: var(--color-accent);
  text-decoration: underline;
}

/* CF7 overrides */
.wpcf7-form .wpcf7-response-output {
  margin-top: var(--space-md);
  padding: 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.wpcf7-form .wpcf7-not-valid-tip {
  color: var(--color-accent);
  font-size: 13px;
  margin-top: 4px;
}

.wpcf7-form .wpcf7-spinner {
  margin-left: 8px;
}

/* ==========================================================================
   17. Footer
   ========================================================================== */

.site-footer {
  background-color: var(--color-dark-bg);
  color: var(--color-text-light);
  padding: var(--space-2xl) 0 var(--space-lg);
  border-top: 1px solid var(--color-border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border-dark);
}

.footer-brand .site-logo {
  margin-bottom: var(--space-md);
}

.footer-brand .site-logo img {
  height: 40px;
}

.footer-brand-desc {
  font-size: 15px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 400;
  color: var(--color-text-white);
  margin-bottom: var(--space-md);
}

.footer-menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-menu a {
  font-size: 15px;
  font-weight: 300;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-menu a:hover {
  color: var(--color-text-white);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-contact a {
  font-size: 15px;
  font-weight: 300;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact a:hover {
  color: var(--color-text-white);
}

.footer-contact svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Footer bottom */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  font-size: 14px;
  color: var(--color-text-muted);
}

.footer-bottom a {
  color: var(--color-text-muted);
}

.footer-bottom a:hover {
  color: var(--color-text-white);
}

/* ==========================================================================
   18. Page Dots Navigation (Right Side)
   ========================================================================== */

.page-dots-nav {
  position: fixed;
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-dots-nav);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.page-dot:hover {
  background-color: rgba(255, 255, 255, 0.6);
}

.page-dot.active {
  background-color: var(--color-accent);
  transform: scale(1.2);
}

/* Tooltip on hover */
.page-dot::before {
  content: attr(data-tooltip);
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  background-color: var(--color-dark-bg);
  color: var(--color-text-white);
  font-size: 13px;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.page-dot:hover::before {
  opacity: 1;
}

/* On light sections, dots should be dark */
.page-dots-nav.dots-dark .page-dot {
  background-color: rgba(0, 0, 0, 0.2);
}

.page-dots-nav.dots-dark .page-dot:hover {
  background-color: rgba(0, 0, 0, 0.5);
}

.page-dots-nav.dots-dark .page-dot.active {
  background-color: var(--color-accent);
}

.page-dots-nav.dots-dark .page-dot::before {
  background-color: var(--color-dark-bg);
}

/* ==========================================================================
   19. Messenger Widget
   ========================================================================== */

.messenger-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: var(--z-messenger);
}

.messenger-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-accent);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(183, 39, 31, 0.4);
  transition:
    transform var(--transition-fast),
    background-color var(--transition-fast);
}

.messenger-toggle:hover {
  transform: scale(1.08);
  background-color: var(--color-accent-hover);
}

.messenger-toggle svg {
  width: 28px;
  height: 28px;
  fill: var(--color-text-white);
}

/* Pulse animation when closed */
.messenger-toggle::before {
  content: "";
  position: absolute;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-accent);
  animation: messengerPulse 2s infinite;
  z-index: -1;
}

@keyframes messengerPulse {
  0% {
    transform: scale(1);
    opacity: 0.5;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* Expanded messenger options */
.messenger-options {
  position: absolute;
  bottom: 72px;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
}

.messenger-widget.open .messenger-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.messenger-option {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--color-white);
  border-radius: var(--radius-btn);
  padding: 10px 20px 10px 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  white-space: nowrap;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-dark);
  transition: box-shadow var(--transition-fast);
  text-decoration: none;
}

.messenger-option:hover {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
  color: var(--color-text-dark);
}

.messenger-option-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.messenger-option-icon.email {
  background-color: #4a90d9;
}
.messenger-option-icon.telegram {
  background-color: #2aabee;
}
.messenger-option-icon.vk {
  background-color: #4c75a3;
}

.messenger-option-icon svg {
  width: 18px;
  height: 18px;
  fill: var(--color-text-white);
}

/* "Мы Онлайн!" badge */
.messenger-badge {
  position: absolute;
  top: -8px;
  left: -40px;
  background-color: #62c584;
  color: var(--color-text-white);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 10px;
  white-space: nowrap;
  animation: badgeBounce 3s ease-in-out infinite;
}

@keyframes badgeBounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

/* ==========================================================================
   20. WordPress Core Overrides
   ========================================================================== */

/* Gutenberg alignment */
.alignwide {
  max-width: 1440px;
  margin-left: auto;
  margin-right: auto;
}

.alignfull {
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(-50vw + 50%);
}

/* WP block styles */
.wp-block-image {
  margin-bottom: var(--space-md);
}

.wp-block-separator {
  border: none;
  border-top: 1px solid var(--color-border-light);
  margin: var(--space-xl) 0;
}

.section-dark .wp-block-separator {
  border-top-color: var(--color-border-dark);
}

/* Admin bar offset when logged in */
.admin-bar .site-header {
  top: 32px;
}

@media screen and (max-width: 782px) {
  .admin-bar .site-header {
    top: 46px;
  }
}

/* ==========================================================================
   21. Animations & Transitions
   ========================================================================== */

/* Fade-in on scroll (triggered by JS IntersectionObserver) */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children animation */
.animate-stagger .animate-on-scroll:nth-child(1) {
  transition-delay: 0s;
}
.animate-stagger .animate-on-scroll:nth-child(2) {
  transition-delay: 0.1s;
}
.animate-stagger .animate-on-scroll:nth-child(3) {
  transition-delay: 0.2s;
}
.animate-stagger .animate-on-scroll:nth-child(4) {
  transition-delay: 0.3s;
}
.animate-stagger .animate-on-scroll:nth-child(5) {
  transition-delay: 0.4s;
}
.animate-stagger .animate-on-scroll:nth-child(6) {
  transition-delay: 0.5s;
}
.animate-stagger .animate-on-scroll:nth-child(7) {
  transition-delay: 0.6s;
}
.animate-stagger .animate-on-scroll:nth-child(8) {
  transition-delay: 0.7s;
}

/* Fade in from left */
.animate-left {
  opacity: 0;
  transform: translateX(-30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.animate-left.animated {
  opacity: 1;
  transform: translateX(0);
}

/* Fade in from right */
.animate-right {
  opacity: 0;
  transform: translateX(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.animate-right.animated {
  opacity: 1;
  transform: translateX(0);
}

/* Scale up */
.animate-scale {
  opacity: 0;
  transform: scale(0.9);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.animate-scale.animated {
  opacity: 1;
  transform: scale(1);
}

/* ==========================================================================
   22. Responsive Breakpoints
   ========================================================================== */

/* ---- 1440px: Large desktops ---- */
@media (max-width: 1440px) {
  h2,
  .h2 {
    font-size: 68px;
    line-height: 1.17;
  }

  .hero-title {
    font-size: 64px;
    line-height: 1.17;
  }

  .benefit-number {
    font-size: 100px;
  }
}

/* ---- 1200px: Regular desktops ---- */
@media (max-width: 1200px) {
  :root {
    --container-padding: 30px;
  }

  h1,
  .h1 {
    font-size: 56px;
    line-height: 1.17;
  }

  h2,
  .h2 {
    font-size: 56px;
    line-height: 1.17;
  }

  .h2-medium {
    font-size: 36px;
  }

  h3,
  .h3 {
    font-size: 36px;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid .service-card:nth-child(7) {
    grid-column: 1 / -1;
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }

  /* Remove connector line on 2-col */
  .steps-grid-connected::before {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}

/* ---- 1024px: Tablets landscape ---- */
@media (max-width: 1024px) {
  h1,
  .h1 {
    font-size: 48px;
    line-height: 1.2;
  }

  h2,
  .h2 {
    font-size: 48px;
    line-height: 1.2;
  }

  .h2-medium {
    font-size: 32px;
  }

  h3,
  .h3 {
    font-size: 32px;
  }

  .hero-title {
    font-size: 48px;
    line-height: 1.2;
  }

  /* Show mobile menu toggle */
  .mobile-menu-toggle {
    display: flex;
  }

  .primary-nav {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .ceo-content {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .ceo-image-col {
    aspect-ratio: 16 / 9;
  }

  .ceo-image-col img {
    height: 100%;
  }

  .ceo-text-col {
    padding: var(--space-xl) var(--container-padding);
  }

  .services-detail-grid {
    grid-template-columns: 1fr;
  }

  .consultation-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .benefit-slide-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .benefit-number {
    font-size: 80px;
  }

  /* Hide page dots nav on tablets */
  .page-dots-nav {
    display: none;
  }
}

/* ---- 768px: Tablets portrait ---- */
@media (max-width: 768px) {
  :root {
    --space-3xl: 80px;
    --space-2xl: 60px;
    --space-xl: 40px;
  }

  body {
    font-size: 18px;
    line-height: 28px;
  }

  h1,
  .h1 {
    font-size: 40px;
    line-height: 1.2;
  }

  h2,
  .h2 {
    font-size: 40px;
    line-height: 1.2;
  }

  .h2-medium {
    font-size: 28px;
  }

  h3,
  .h3 {
    font-size: 28px;
  }

  h4,
  .h4 {
    font-size: 20px;
  }

  .hero-title {
    font-size: 40px;
    line-height: 1.2;
  }

  .hero-description {
    font-size: 18px;
    line-height: 28px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .services-grid .service-card:nth-child(7) {
    grid-column: auto;
  }

  .service-card {
    aspect-ratio: 16 / 10;
  }

  .service-detail-card {
    grid-template-columns: 1fr;
  }

  .service-detail-image {
    aspect-ratio: 16 / 9;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .consultation-title {
    font-size: 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .ceo-quote {
    font-size: 24px;
  }

  /* Admin bar offset for small screens */
  .admin-bar .site-header {
    top: 46px;
  }
}

/* ---- 480px: Phones ---- */
@media (max-width: 480px) {
  :root {
    --container-padding: 16px;
    --space-3xl: 60px;
    --space-2xl: 48px;
    --space-xl: 32px;
  }

  body {
    font-size: 16px;
    line-height: 26px;
  }

  h1,
  .h1 {
    font-size: 32px;
    line-height: 1.2;
  }

  h2,
  .h2 {
    font-size: 32px;
    line-height: 1.2;
  }

  .h2-medium {
    font-size: 24px;
  }

  h3,
  .h3 {
    font-size: 24px;
  }

  h4,
  .h4 {
    font-size: 18px;
  }

  .hero-section {
    padding-top: 60px;
  }

  .hero-title {
    font-size: 32px;
    line-height: 1.2;
  }

  .hero-description {
    font-size: 16px;
    line-height: 26px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 300px;
  }

  .btn {
    padding: 14px 40px;
    font-size: 13px;
  }

  .btn-lg {
    padding: 16px 50px;
    font-size: 14px;
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }

  .team-name {
    font-size: 16px;
  }

  .team-position {
    font-size: 12px;
  }

  .clients-row {
    gap: var(--space-lg);
  }

  .client-logo {
    max-width: 80px;
    max-height: 40px;
  }

  .timeline {
    padding-left: 40px;
  }

  .timeline::before {
    left: 10px;
  }

  .timeline-dot {
    left: -36px;
    width: 12px;
    height: 12px;
  }

  .messenger-widget {
    bottom: 20px;
    right: 20px;
  }

  .messenger-toggle {
    width: 52px;
    height: 52px;
  }

  .messenger-toggle::before {
    width: 52px;
    height: 52px;
  }

  .messenger-badge {
    left: -32px;
    font-size: 10px;
  }

  .accordion-header {
    font-size: 18px;
  }

  .slider-btn {
    width: 40px;
    height: 40px;
  }
}

/* ==========================================================================
   23. Pricing Tables (3-column grid)
   ========================================================================== */

.pricing-section {
  padding: var(--space-3xl) 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  align-items: stretch;
}

.pricing-card {
  position: relative;
  background-color: var(--color-white);
  border-radius: var(--radius-card);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  border: 1px solid var(--color-border-light);
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base);
}

.section-dark .pricing-card {
  background-color: var(--color-dark-card);
  border-color: var(--color-border-dark);
}

.pricing-card:hover,
.pricing-card.hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.section-dark .pricing-card:hover,
.section-dark .pricing-card.hover {
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

/* Highlighted / recommended column */
.pricing-card.recommended {
  border-color: var(--color-accent);
  transform: scale(1.05);
  z-index: 1;
}

.pricing-card.recommended:hover,
.pricing-card.recommended.hover {
  transform: scale(1.05) translateY(-6px);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-accent);
  color: var(--color-text-white);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 20px;
  border-radius: var(--radius-btn);
  white-space: nowrap;
}

.pricing-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.pricing-price {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 400;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
  line-height: 1.1;
}

.pricing-period {
  font-size: 14px;
  font-weight: 300;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.section-dark .pricing-period {
  color: var(--color-text-light);
}

.pricing-features {
  text-align: left;
  margin-bottom: var(--space-lg);
}

.pricing-features li {
  position: relative;
  padding: 8px 0 8px 28px;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.5;
  border-bottom: 1px solid var(--color-border-light);
}

.section-dark .pricing-features li {
  border-bottom-color: var(--color-border-dark);
}

.pricing-features li:last-child {
  border-bottom: none;
}

/* Checkmark before each feature */
.pricing-features li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 14px;
}

.pricing-features li.disabled {
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.pricing-features li.disabled::before {
  content: "\2715";
  color: var(--color-text-muted);
}

.pricing-card .btn {
  width: 100%;
}

/* ==========================================================================
   24. Tabs (for /postroenie-prodazh-s-nulya page)
   ========================================================================== */

.tabs-container {
  margin: var(--space-lg) 0;
}

.tabs-nav {
  display: flex;
  border-bottom: 2px solid var(--color-border-light);
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.section-dark .tabs-nav {
  border-bottom-color: var(--color-border-dark);
}

.tab-btn {
  position: relative;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  padding: 14px 28px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.tab-btn:hover {
  color: var(--color-accent);
}

.tab-btn.active {
  color: var(--color-accent);
}

/* Active tab underline */
.tab-btn::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.tab-btn.active::after {
  transform: scaleX(1);
}

.section-dark .tab-btn {
  color: var(--color-text-light);
}

.section-dark .tab-btn.active {
  color: var(--color-accent);
}

.tab-panel {
  display: none;
  padding: var(--space-lg) 0;
  animation: tabFadeIn 0.3s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   25. Multi-Step Form (for /brif page)
   ========================================================================== */

.multi-step-form {
  max-width: 700px;
  margin: 0 auto;
}

/* Progress bar */
.progress-bar {
  height: 4px;
  background-color: var(--color-border-light);
  border-radius: 2px;
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.section-dark .progress-bar {
  background-color: var(--color-border-dark);
}

.progress-bar-fill {
  height: 100%;
  background-color: var(--color-accent);
  border-radius: 2px;
  transition: width var(--transition-base);
  width: 0;
}

/* Step indicator text */
.step-indicator {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  text-align: center;
}

.section-dark .step-indicator {
  color: var(--color-text-light);
}

/* Individual form step */
.form-step {
  display: none;
}

.form-step:first-child {
  display: block;
}

.form-step-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: var(--space-md);
  text-align: center;
}

/* Step navigation buttons */
.form-step-actions {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.btn-prev,
.btn-next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-btn);
  padding: 12px 36px;
  cursor: pointer;
  transition: all var(--transition-base);
  line-height: 1;
}

.btn-prev {
  background-color: transparent;
  color: var(--color-text-muted);
  border: 2px solid var(--color-border-light);
}

.btn-prev:hover {
  border-color: var(--color-text-dark);
  color: var(--color-text-dark);
}

.section-dark .btn-prev {
  border-color: var(--color-border-dark);
  color: var(--color-text-light);
}

.section-dark .btn-prev:hover {
  border-color: var(--color-text-white);
  color: var(--color-text-white);
}

.btn-next {
  background-color: var(--color-accent);
  color: var(--color-text-white);
  border: 2px solid var(--color-accent);
  margin-left: auto;
}

.btn-next:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

/* Validation error state */
.spg-form input.error,
.spg-form textarea.error,
.spg-form select.error {
  border-bottom-color: var(--color-accent);
}

/* ==========================================================================
   26. Expert Pricing Grid (for /konsultacii-ekspertov)
   ========================================================================== */

.expert-rates-section {
  padding: var(--space-3xl) 0;
}

.expert-rates-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}

.expert-rates-table thead {
  background-color: var(--color-dark-bg);
  color: var(--color-text-white);
}

.section-dark .expert-rates-table thead {
  background-color: var(--color-dark-card-alt);
}

.expert-rates-table th {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 16px 20px;
  text-align: left;
}

.expert-rates-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: top;
}

.section-dark .expert-rates-table td {
  border-bottom-color: var(--color-border-dark);
}

.expert-rates-table tbody tr {
  transition: background-color var(--transition-fast);
}

.expert-rates-table tbody tr:hover {
  background-color: rgba(183, 39, 31, 0.05);
}

.section-dark .expert-rates-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.expert-rates-table .expert-name-cell {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 400;
  white-space: nowrap;
}

.expert-rates-table .expert-rate-cell {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 400;
  color: var(--color-accent);
  white-space: nowrap;
}

/* Card variant for mobile */
.expert-rate-card {
  display: none;
  background-color: var(--color-white);
  border-radius: var(--radius-card);
  padding: var(--space-lg);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--space-md);
}

.section-dark .expert-rate-card {
  background-color: var(--color-dark-card);
  border-color: var(--color-border-dark);
}

.expert-rate-card-name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 400;
  margin-bottom: var(--space-xs);
}

.expert-rate-card-desc {
  font-size: 15px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.section-dark .expert-rate-card-desc {
  color: var(--color-text-light);
}

.expert-rate-card-price {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 400;
  color: var(--color-accent);
}

/* ==========================================================================
   27. Vacancy Page — File Upload
   ========================================================================== */

.vacancy-section {
  padding: var(--space-3xl) 0;
}

.file-upload-wrapper {
  position: relative;
  border: 2px dashed var(--color-border-light);
  border-radius: var(--radius-card);
  padding: var(--space-xl);
  text-align: center;
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast);
  cursor: pointer;
}

.section-dark .file-upload-wrapper {
  border-color: var(--color-border-dark);
}

.file-upload-wrapper:hover,
.file-upload-wrapper.dragover {
  border-color: var(--color-accent);
  background-color: rgba(183, 39, 31, 0.05);
}

.section-dark .file-upload-wrapper:hover,
.section-dark .file-upload-wrapper.dragover {
  background-color: rgba(183, 39, 31, 0.1);
}

.file-upload-wrapper input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.file-upload-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-sm);
  color: var(--color-text-muted);
}

.file-upload-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.file-upload-text {
  font-size: 16px;
  font-weight: 400;
  margin-bottom: var(--space-xs);
}

.file-upload-hint {
  font-size: 13px;
  font-weight: 300;
  color: var(--color-text-muted);
}

.file-upload-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  margin-top: var(--space-sm);
  display: none;
}

.file-upload-name.visible {
  display: block;
}

/* ==========================================================================
   28. Service Page Hero (60vh variant)
   ========================================================================== */

.hero-section--service {
  min-height: 60vh;
  padding-top: 100px;
  padding-bottom: var(--space-xl);
}

.hero-section--service .hero-title {
  font-size: 56px;
  line-height: 1.17;
}

.hero-section--service .hero-description {
  font-size: 18px;
  line-height: 28px;
  max-width: 600px;
}

/* ==========================================================================
   29. Responsive — New Components
   ========================================================================== */

/* ---- 1200px: Regular desktops ---- */
@media (max-width: 1200px) {
  .pricing-grid {
    gap: var(--space-md);
  }

  .pricing-card.recommended {
    transform: scale(1.02);
  }

  .pricing-card.recommended:hover,
  .pricing-card.recommended.hover {
    transform: scale(1.02) translateY(-6px);
  }
}

/* ---- 1024px: Tablets landscape ---- */
@media (max-width: 1024px) {
  .hero-section--service .hero-title {
    font-size: 42px;
    line-height: 1.2;
  }

  .expert-rates-table {
    font-size: 14px;
  }

  .expert-rates-table th,
  .expert-rates-table td {
    padding: 12px 16px;
  }
}

/* ---- 768px: Tablets portrait ---- */
@media (max-width: 768px) {
  /* Pricing: stack to single column */
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 440px;
    margin-left: auto;
    margin-right: auto;
  }

  .pricing-card.recommended {
    transform: none;
    order: -1;
  }

  .pricing-card.recommended:hover,
  .pricing-card.recommended.hover {
    transform: translateY(-6px);
  }

  .pricing-price {
    font-size: 40px;
  }

  /* Tabs: scrollable, smaller text */
  .tab-btn {
    font-size: 14px;
    padding: 12px 20px;
  }

  /* Multi-step form: stack buttons on narrow screens */
  .form-step-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-next {
    margin-left: 0;
  }

  .btn-prev,
  .btn-next {
    width: 100%;
  }

  /* Expert rates: switch to card layout */
  .expert-rates-table {
    display: none;
  }

  .expert-rate-card {
    display: block;
  }

  /* Service page hero */
  .hero-section--service {
    min-height: 50vh;
    padding-top: 80px;
  }

  .hero-section--service .hero-title {
    font-size: 36px;
    line-height: 1.2;
  }

  .hero-section--service .hero-description {
    font-size: 16px;
    line-height: 26px;
  }
}

/* ---- 480px: Phones ---- */
@media (max-width: 480px) {
  .pricing-card {
    padding: var(--space-lg) var(--space-md);
  }

  .pricing-title {
    font-size: 20px;
  }

  .pricing-price {
    font-size: 36px;
  }

  .tab-btn {
    font-size: 13px;
    padding: 10px 16px;
  }

  .form-step-title {
    font-size: 20px;
  }

  .btn-prev,
  .btn-next {
    padding: 10px 24px;
    font-size: 13px;
  }

  .file-upload-wrapper {
    padding: var(--space-lg) var(--space-md);
  }

  .hero-section--service {
    min-height: auto;
    padding-top: 70px;
    padding-bottom: var(--space-lg);
  }

  .hero-section--service .hero-title {
    font-size: 28px;
  }

  .expert-rate-card {
    padding: var(--space-md);
  }

  .expert-rate-card-name {
    font-size: 18px;
  }

  .expert-rate-card-price {
    font-size: 20px;
  }
}

/* ==========================================================================
   30. Print Styles
   ========================================================================== */

@media print {
  .site-header,
  .page-dots-nav,
  .messenger-widget,
  .hero-scroll-indicator,
  .mobile-menu-toggle {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
    font-size: 12pt;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #666;
  }
}

/* ==========================================================================
   31. MOCKUP ALIGNMENT OVERRIDES
   These rules override earlier values to match the approved mockup exactly.
   ========================================================================== */

/* --- Hero: LEFT-align text like approved mockup --- */
.hero-content {
  text-align: left;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.hero-description {
  margin-left: 0;
  margin-right: 0;
}

/* Red vertical bar before subtitle */
.hero-subtitle::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 18px;
  background-color: var(--color-accent);
  margin-right: 14px;
  vertical-align: middle;
}

/* Red glow gradient at bottom-right of hero */
.hero-section::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 60%;
  height: 60%;
  background: radial-gradient(
    ellipse at bottom right,
    rgba(183, 39, 31, 0.15) 0%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 1;
}

/* --- Fix breakpoints: desktop layout until 768px --- */
@media (min-width: 769px) {
  .primary-nav {
    display: flex !important;
  }
  .header-cta {
    display: flex !important;
  }
  .mobile-menu-toggle {
    display: none !important;
  }
  .page-dots-nav {
    display: flex !important;
  }
  .consultation-content {
    grid-template-columns: 1fr 1fr !important;
  }
  .about-content {
    grid-template-columns: 1fr !important;
  }
  .services-detail-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .team-grid {
    grid-template-columns: repeat(4, 1fr) !important;
  }
  .ceo-content {
    grid-template-columns: 1fr 1fr !important;
    min-height: 600px !important;
  }
  .services-grid {
    grid-template-columns: repeat(3, 1fr) !important;
  }
  .services-grid .service-card:nth-child(7) {
    grid-column: 1 / 2 !important;
  }
  .steps-grid {
    grid-template-columns: repeat(4, 1fr) !important;
  }
  .hero-title {
    font-size: 72px !important;
    line-height: 84.24px !important;
  }
}

/* Mobile at 768px and below */
@media (max-width: 768px) {
  .primary-nav {
    display: none;
  }
  .header-cta {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .page-dots-nav {
    display: none;
  }
  .hero-content {
    text-align: center;
  }
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-subtitle::before {
    display: none;
  }
}

/* --- Section headings: 82px like mockup --- */
#about h2,
#services-grid h2,
#clients h2,
#work-stages h2,
#services-detail h2 {
  font-family: var(--font-heading);
  font-size: 82px;
  font-weight: 400;
  line-height: 1.17;
}

@media (max-width: 1200px) {
  #about h2,
  #services-grid h2,
  #clients h2,
  #work-stages h2,
  #services-detail h2 {
    font-size: 56px;
  }
}

@media (max-width: 768px) {
  #about h2,
  #services-grid h2,
  #clients h2,
  #work-stages h2,
  #services-detail h2 {
    font-size: 36px;
  }
}

/* --- Logo size --- */
.site-logo img {
  height: 70px;
}
.site-header.scrolled .site-logo img {
  height: 50px;
}

/* --- Page dots --- */
.page-dots-nav {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 250;
  flex-direction: column;
  gap: 10px;
}

.page-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
  background: transparent;
  cursor: pointer;
  transition: background-color 0.3s ease;
  display: block;
  padding: 0;
  text-decoration: none;
}

.page-dot:hover,
.page-dot.active {
  background-color: var(--color-accent);
}

/* --- Benefits white text --- */
.benefits-section .benefit-title,
.benefits-section .benefit-text,
.benefits-section p {
  color: #ffffff;
}

/* --- Consultation: centered title --- */
.consultation-title {
  text-align: center;
  grid-column: 1 / -1;
  margin-bottom: var(--space-xl);
}

.consultation-section img {
  max-width: 280px;
  margin: 0 auto;
}

/* --- Client logos row --- */
.clients-row {
  justify-content: center;
  align-items: center;
  gap: 15px;
  flex-wrap: nowrap;
}

.client-logo {
  height: 145px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .clients-row {
    flex-wrap: wrap;
  }
  .client-logo {
    height: 80px;
  }
}

/* --- Accordion initial state --- */
.accordion-body {
  overflow: hidden;
  height: 0;
  transition: height 0.3s ease;
}

.accordion-item.active .accordion-body {
  height: auto;
}

/* --- Service card text --- */
.service-card-title {
  color: #fff;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}