:root {
  /* Basic/Dept Color System - Monochrome with accent */
  --color-black: #000000;
  --color-white: #FFFFFF;
  --color-gray-900: #1A1A1A;
  --color-gray-800: #2D2D2D;
  --color-gray-600: #666666;
  --color-gray-400: #999999;
  --color-gray-200: #E5E5E5;
  --color-gray-100: #F5F5F5;

  /* Accent color - Electric Blue for premium feel */
  --color-accent: #0066FF;

  /* Background system */
  --bg-main: #FFFFFF;
  --bg-alt: #FAFAFA;
  --bg-soft: #F7F6F2;
  --bg-dark: #0A0A0A;

  /* Text system */
  --text-main: #000000;
  --text-muted: #666666;
  --accent: #0066FF;

  /* Legacy support */
  --text-secondary: #666666;
  --text-tertiary: #999999;

  /* Typography - Basic/Dept Scale */
  --font-serif: "Playfair Display", "Tiempos Headline", serif;
  --font-sans: "Inter", "Suisse Int'l", "ABC Diatype", sans-serif;

  /* Layout containers - More generous */
  --container-max: 1440px;
  --measure: 800px;
  --measure-narrow: 640px;
  --measure-form: 520px;

  /* Spacing scale - MUCH MORE AIR (Basic/Dept style) */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 32px;
  --space-lg: 64px;
  --space-xl: 96px;
  --space-2xl: 128px;
  --space-3xl: 192px;
  --space-4xl: 256px;

  /* Legacy spacing support */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 120px;

  /* Typography scale - BIGGER (Basic/Dept style) */
  --fs-h1: clamp(48px, 8vw, 120px);
  --fs-h2: clamp(32px, 5vw, 72px);
  --fs-body: 20px;
  --fs-small: 14px;

  /* Line heights */
  --lh-tight: 1.05;
  --lh-normal: 1.75;
  --lh-relaxed: 1.7;

  /* Font weights */
  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;

  /* Borders */
  --border-color: rgba(0,0,0,0.12);
  --border-soft: rgba(0,0,0,0.08);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: #0F0F10;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  scroll-padding-top: 60px;
  -webkit-tap-highlight-color: rgba(230, 211, 76, 0.2);
  -webkit-text-size-adjust: 100%;
}

::selection {
  background: var(--color-accent);
  color: #ffffff;
}

::-moz-selection {
  background: var(--color-accent);
  color: #ffffff;
}

a {
  color: var(--text-main);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(15,23,42,0.3);
}

a:hover {
  opacity: 0.85;
}

h1 {
  font-family: var(--font-serif);
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  font-weight: var(--fw-light);
  letter-spacing: -0.02em;
  margin: 0 0 clamp(32px, 5vw, 64px) 0;
}

h2 {
  font-family: var(--font-serif);
  font-size: var(--fs-h2);
  font-weight: var(--fw-regular);
  line-height: var(--lh-tight);
  letter-spacing: -0.015em;
  margin: 0 0 clamp(24px, 4vw, 48px) 0;
}

h3 {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 500;
  margin: 0 0 8px 0;
}

p {
  margin: 0 0 16px 0;
  font-size: 16px;
  line-height: 1.7;
}

.bg-main { background: var(--bg-main); }
.bg-alt { background: var(--bg-alt); }
.bg-soft { background: var(--bg-soft); }

.section-frame {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 160px var(--space-lg);
  border-top: none;
}

.text-narrow {
  max-width: var(--measure);
}

.rule {
  display: none;
}

.content-card {
  max-width: 760px;
  margin: 48px auto;
  padding: 28px 24px;
  border: 1px solid rgba(15,23,42,0.14);
  border-radius: 16px;
  background: #ffffff;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border-bottom: 1px solid var(--color-gray-200);
  z-index: 100;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 20px var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-family: var(--font-serif);
  text-decoration: none;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--text-main);
  line-height: 1.2;
  transition: opacity 0.2s ease;
}

.brand:hover {
  opacity: 0.7;
}

.site-nav {
  display: flex;
  gap: clamp(20px, 3vw, 32px);
  font-size: 15px;
}

.site-nav a {
  text-decoration: none;
  font-weight: var(--fw-regular);
  color: var(--text-muted);
  transition: color 0.2s ease;
  position: relative;
}

.site-nav a:hover {
  color: var(--text-main);
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.site-nav a:hover::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1000;
}

.hero {
  background: var(--bg-main);
  padding: clamp(48px, 8vh, 96px) 0 clamp(80px, 12vh, 160px);
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.hero-kicker {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: clamp(24px, 4vw, 48px);
  font-weight: var(--fw-medium);
  opacity: 0.8;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  font-weight: var(--fw-light);
  color: var(--text-main);
  max-width: 1100px;
  margin-bottom: clamp(48px, 8vw, 96px);
  letter-spacing: -0.025em;
}

.hero-meta {
  border-left: 2px solid var(--color-gray-200);
  padding-left: clamp(24px, 4vw, 48px);
  margin-top: clamp(32px, 6vw, 64px);
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: clamp(18px, 2.5vw, 24px);
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 720px;
  margin-bottom: clamp(32px, 5vw, 56px);
  font-weight: var(--fw-regular);
}

.cta-primary {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 15px;
  letter-spacing: 0.02em;
  font-weight: var(--fw-medium);
  padding: 18px 48px;
  border: none;
  border-radius: 999px;
  color: #ffffff;
  background: #1c1c1c;
  text-decoration: none;
  transition: background-color 0.15s ease;
  margin-left: -4px;
}

@media (hover: hover) {
  .cta-primary:hover {
    background: #2a2a2a;
    color: #ffffff;
  }
}

.cta-primary:active {
  background: #0f0f0f;
  color: #ffffff;
}

.cta-primary:focus {
  outline: 2px solid rgba(28, 28, 28, 0.5);
  outline-offset: 2px;
}

.hero-note {
  margin-top: 20px;
  font-size: 12px;
  line-height: 1.6;
  color: #8A8A8A;
  max-width: 360px;
}

.btn {
  border: none;
  background: #1c1c1c;
  color: #ffffff;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: var(--fw-medium);
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.15s ease;
  letter-spacing: 0.01em;
}

.btn:hover {
  background: #2a2a2a;
  color: #ffffff;
}

.btn:active {
  background: #0f0f0f;
  color: #ffffff;
}

.btn:focus {
  outline: 2px solid rgba(28, 28, 28, 0.5);
  outline-offset: 2px;
}

.case-toggle {
  padding: 0;
  margin-top: 12px;
  font-size: 14px;
  font-weight: var(--fw-regular);
  letter-spacing: 0;
  border: none;
  background: transparent;
  color: var(--text-main);
  text-decoration: underline;
  text-decoration-color: rgba(0, 0, 0, 0.3);
  text-underline-offset: 3px;
  cursor: pointer;
  transition: opacity 0.2s ease;
  display: inline-block;
}

.case-toggle:hover {
  opacity: 0.7;
  background: transparent;
  color: var(--text-main);
  transform: none;
  box-shadow: none;
}

.case-toggle:active {
  opacity: 0.5;
}

.link-btn {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--text-main);
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
}

.section-work {
  background-color: #FBFAF7;
  padding: 64px 0 140px;
}

.work-container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.work-title {
  font-family: var(--font-serif);
  font-size: 44px;
  line-height: 1.2;
  font-weight: 400;
  margin-bottom: 32px;
}

.work-intro {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  color: #2E2E2E;
  max-width: var(--measure);
}

.work-manifest {
  font-size: 20px;
  line-height: 1.4;
  font-weight: 500;
  color: #1A1A1A;
  max-width: 640px;
  margin: 0 0 38px 0;
}

.work-body {
  border-left: 1px solid var(--border-soft);
  padding-left: 24px;
  max-width: var(--measure);
}

.work-body p {
  margin: 0 0 22px 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-muted);
}

.work-body p:nth-child(2) {
  margin-bottom: 32px;
}

.work-final {
  margin-top: 32px;
  font-weight: 500;
}

.work-divider {
  margin: 48px 0;
  border-top: 1px solid rgba(0,0,0,0.08);
}

.work-accordion {
  max-width: var(--measure);
}

.work-item {
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

.work-header {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: baseline;
  cursor: pointer;
  text-align: left;
  transition: opacity 0.2s ease;
}

.work-index {
  font-family: var(--font-sans);
  font-size: 14px;
  color: #9A9A9A;
}

.work-name {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 500;
  color: #1A1A1A;
}

.work-header::after {
  content: '\2014';
  font-family: var(--font-sans);
  font-size: 18px;
  color: var(--text-muted);
  opacity: 0.4;
  flex-shrink: 0;
  transition: transform 0.3s ease, opacity 0.2s ease;
  transform-origin: center;
  line-height: 1;
  margin-top: 3px;
}

.work-item.active .work-header::after {
  transform: rotate(90deg);
  opacity: 0.6;
}

@media (hover: hover) {
  .work-header:hover {
    opacity: 0.85;
  }

  .work-header:hover::after {
    opacity: 0.7;
  }
}

.work-header:active {
  opacity: 0.7;
}

.work-content {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.35s ease;
}

.work-item.active .work-content {
  max-height: 600px;
  opacity: 1;
}

.work-content p {
  padding: 20px 0 28px 32px;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: #444;
  max-width: 720px;
}

.process-subtitle {
  font-size: 26px;
  line-height: 1.5;
  font-weight: var(--fw-medium);
  margin: 0;
  color: var(--text-main);
  max-width: var(--measure);
}

.process {
  padding-bottom: 0;
}

.process-essay {
  max-width: var(--measure);
  margin-top: 28px;
  margin-bottom: 44px;
}

.process-essay p {
  margin: 0 0 20px 0;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-muted);
}

.process-body {
  max-width: var(--measure);
}

.process-steps {
  list-style: none;
  padding: 0;
  margin: 48px 0 56px;
  display: grid;
  gap: 28px;
}

.process-steps li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
  align-items: start;
}

.process-num {
  font-weight: 400;
  font-size: 12px;
  color: var(--text-muted);
  opacity: 0.6;
}

.process-text {
  font-size: 16px;
  line-height: 1.55;
}

.process-title {
  display: block;
  font-weight: 600;
  color: var(--text-main);
}

.process-desc {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  color: var(--text-muted);
}

.process-bridge {
  margin-top: 40px;
  max-width: var(--measure-narrow);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
}

.process-conclusion {
  margin-top: 64px;
  margin-bottom: 0;
  max-width: var(--measure-narrow);
  margin-left: auto;
  margin-right: auto;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
  font-style: italic;
  text-align: center;
}

.help-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px 64px;
  max-width: 1040px;
}

.help-item h3 {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: var(--fw-medium);
  margin: 0 0 12px 0;
  color: var(--text-main);
}

.help-item p {
  margin: 0;
  font-size: 16px;
  line-height: 1.55;
  color: var(--text-muted);
}

.help-item:first-child h3 {
  font-size: 19px;
  color: var(--text-main);
}

.advantages-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
}

.adv-column h3 {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 0 0 28px 0;
  opacity: 0.7;
}

.adv-column + .adv-column {
  border-left: 1px solid rgba(0,0,0,0.08);
  padding-left: 32px;
}

.adv-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.adv-item h4 {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: var(--fw-medium);
  margin: 0 0 12px 0;
}

.adv-item p {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
}

.case-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 12px 0;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.case-pill {
  border: none;
  padding: 0;
  border-radius: 0;
  font-size: 13px;
  color: var(--text-muted);
  position: relative;
}

.case-pill:not(:last-child)::after {
  content: '•';
  position: absolute;
  right: -10px;
  color: var(--text-muted);
  opacity: 0.4;
}

.cases-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(15,23,42,0.12) transparent;
}

.cases-track::-webkit-scrollbar {
  height: 4px;
}

.cases-track::-webkit-scrollbar-track {
  background: transparent;
}

.cases-track::-webkit-scrollbar-thumb {
  background: rgba(15,23,42,0.12);
  border-radius: 2px;
}

.case-card {
  scroll-snap-align: start;
  max-width: 340px;
  min-width: 300px;
  padding: 0 24px 24px 24px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.case-media {
  overflow: hidden;
  border-radius: 16px;
  margin: 0 -24px 20px -24px;
  position: relative;
}

.case-media img {
  width: 100%;
  height: auto;
  display: block;
  filter: grayscale(100%);
  transition: filter 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-card:hover .case-media img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.case-details {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.35s ease;
}

.case-card.is-open .case-details {
  max-height: 600px;
  opacity: 1;
}

.case-details ul {
  margin: 16px 0 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-muted);
}

.case-details li {
  margin-bottom: 8px;
}

.case-details li:last-child {
  margin-bottom: 0;
}

.case-details strong {
  font-weight: var(--fw-medium);
  color: var(--text-main);
}


.reviews-track {
  display: flex;
  gap: 32px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  padding: 8px 0 24px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  cursor: grab;
}

.reviews-track::-webkit-scrollbar {
  display: none;
}

.reviews-track.is-dragging {
  cursor: grabbing;
}

.review-card {
  flex: 0 0 auto;
  width: clamp(260px, 28vw, 280px);
  flex-shrink: 0;
  scroll-snap-align: start;
  height: 240px;
  max-height: 240px;
  padding: 28px 24px 24px;
  background: #fdfcf9;
  border-radius: 2px;
  border: none;
  box-shadow: none;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: background 0.3s ease;
  overflow: hidden;
}

.review-card:hover {
  background: #fcfbf7;
}

.review-quote {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-main);
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  letter-spacing: -0.01em;
  padding-top: 4px;
  flex: 1;
  max-height: 140px;
  scrollbar-width: thin;
  scrollbar-color: rgba(15,23,42,0.12) transparent;
}

.review-quote::-webkit-scrollbar {
  width: 4px;
}

.review-quote::-webkit-scrollbar-track {
  background: transparent;
}

.review-quote::-webkit-scrollbar-thumb {
  background: rgba(15,23,42,0.12);
  border-radius: 2px;
}

.review-quote::before {
  content: '\201C';
  position: absolute;
  top: -18px;
  left: -8px;
  font-family: var(--font-serif);
  font-size: 64px;
  line-height: 1;
  color: rgba(230, 211, 76, 0.08);
  font-style: italic;
}

.review-author {
  margin-top: 16px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
  color: var(--text-main);
  opacity: 0.7;
  flex-shrink: 0;
}

.review-role {
  margin-top: 2px;
  font-family: var(--font-sans);
  font-size: 11px;
  line-height: 1.4;
  color: var(--text-muted);
  opacity: 0.5;
  letter-spacing: 0.01em;
  flex-shrink: 0;
}

.review-expand {
  margin-top: 12px;
  padding: 0;
  border: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-muted);
  text-decoration: underline;
  text-decoration-color: rgba(15,23,42,0.2);
  text-underline-offset: 2px;
  cursor: pointer;
  transition: opacity 0.2s ease;
  flex-shrink: 0;
  align-self: flex-start;
}

.review-expand:hover {
  opacity: 0.7;
}

.review-card.is-expanded {
  height: auto;
  max-height: none;
}

.review-card.is-expanded .review-quote {
  max-height: none;
  overflow-y: visible;
}

.review-card--long .review-text {
  line-height: 1.8;
}

.review-card--long .review-quote {
  -webkit-line-clamp: 10;
  line-clamp: 10;
}

/* Floating Telegram Button */
.floating-telegram {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 64px;
  height: 64px;
  background: #0088cc;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(0, 136, 204, 0.3),
              0 8px 32px rgba(0, 136, 204, 0.15);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 999;
  text-decoration: none;
  cursor: pointer;
  opacity: 0.85;
}

.floating-telegram:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 24px rgba(0, 136, 204, 0.4),
              0 12px 48px rgba(0, 136, 204, 0.2);
}

.floating-telegram svg {
  width: 28px;
  height: 28px;
  transition: transform 0.3s ease;
}

.floating-telegram:hover svg {
  transform: scale(1.1);
}

.floating-telegram:active {
  transform: translateY(-2px) scale(1.02);
}

@media (max-width: 720px) {
  .floating-telegram {
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
  }

  .floating-telegram svg {
    width: 24px;
    height: 24px;
  }
}

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablets & small desktop (721-960px) */
@media (max-width: 960px) {
  .review-card {
    width: clamp(240px, 56vw, 320px);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-photo {
    max-width: 420px;
    margin: 0 auto 48px;
  }

  .about-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .process-steps li {
    grid-template-columns: 1fr;
  }

  .help-list {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .adv-column + .adv-column {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid rgba(0,0,0,0.08);
    padding-top: 56px;
  }

  .contact-form-row {
    grid-template-columns: 1fr 1fr;
  }

  .contact-form-row textarea {
    grid-column: 1 / -1;
  }
}

@media (min-width: 961px) {
  .case-card {
    min-width: 38%;
  }
}

.review-form[hidden] {
  display: none;
}

.review-form-container {
  max-width: 680px;
  margin: 0 auto;
}

.review-form-title {
  font-family: var(--font-serif);
  font-size: 32px;
  line-height: 1.25;
  font-weight: 400;
  color: var(--text-main);
  margin: 0 0 14px 0;
}

.review-form-intro {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-muted);
  margin: 0 0 44px 0;
  max-width: 580px;
}

.review-form-inner {
  padding: 48px 40px;
  background: #fdfcf9;
  border: none;
  border-radius: 18px;
}

.form-field {
  display: block;
  margin-bottom: 28px;
}

.form-field:last-of-type {
  margin-bottom: 36px;
}

.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 12px;
  opacity: 0.65;
}

.form-control {
  width: 100%;
  padding: 16px 18px;
  border: none;
  border-radius: 18px;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  background: #ffffff;
  color: var(--text-main);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.04);
  transition: box-shadow 0.2s ease;
}

.form-control::placeholder {
  color: var(--text-muted);
  opacity: 0.35;
}

.form-control:focus {
  outline: none;
  box-shadow: inset 0 0 0 1.5px rgba(15,23,42,0.12);
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
}

.form-submit {
  display: inline-block;
  padding: 12px 32px;
  border: none;
  border-radius: 999px;
  background: #1c1c1c;
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.form-submit:hover {
  background: #2a2a2a;
}

.form-submit:active {
  background: #0f0f0f;
}

.form-submit:focus {
  outline: 2px solid rgba(28, 28, 28, 0.5);
  outline-offset: 2px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
}

.about-header {
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 0;
  margin-bottom: 40px;
}

.about-badge {
  display: inline-block;
  border: none;
  color: var(--text-muted);
  padding: 0;
  border-radius: 0;
  font-size: 13px;
  font-family: var(--font-sans);
  font-weight: 400;
  background: transparent;
  opacity: 0.6;
  letter-spacing: 0.02em;
  margin-left: 16px;
}

.about-photo {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
}

.about-text {
  font-size: 16px;
  line-height: 1.8;
}

.about-text p {
  margin: 0 0 24px 0;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.faq-item {
  border-bottom: 1px solid rgba(15,23,42,0.08);
  transition: border-color 0.3s ease;
}

.faq-item:hover {
  border-bottom-color: rgba(15,23,42,0.16);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.5;
  padding: 20px 0;
  text-align: left;
  width: 100%;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 32px;
  color: var(--text-main);
  transition: color 0.2s ease;
  position: relative;
}

.faq-question::after {
  content: '\2014';
  font-family: var(--font-sans);
  font-size: 18px;
  color: var(--text-muted);
  opacity: 0.4;
  flex-shrink: 0;
  transition: transform 0.3s ease, opacity 0.2s ease;
  transform-origin: center;
  line-height: 1;
  margin-top: 3px;
}

.faq-item.is-open .faq-question::after {
  transform: rotate(90deg);
  opacity: 0.6;
}

.faq-question:hover {
  color: var(--text-main);
}

.faq-question:hover::after {
  opacity: 0.7;
}

.faq-question:active {
  opacity: 0.85;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding-bottom: 0;
}

.faq-item.is-open .faq-answer {
  max-height: 800px;
  opacity: 1;
  padding-bottom: 20px;
}

.faq-answer p {
  color: var(--text-muted);
  margin: 0;
  padding: 0;
  max-width: var(--measure);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: -0.01em;
}

/* ============================================
   DARK CONTACT SECTION (LAYER 1)
   ============================================ */

.contact-dark {
  background: #1C1C1E;
  color: #E5E5E5;
}

.contact-dark h2 {
  color: #E5E5E5;
}

.contact-dark .contact-subtitle {
  color: rgba(229, 229, 229, 0.7);
}

.contact-dark .contact-label {
  color: rgba(229, 229, 229, 0.5);
}

.contact-dark .contact-link {
  color: #E5E5E5;
}

.contact-dark .contact-link:hover {
  opacity: 0.7;
}

.contact-dark .contact-form-title {
  color: rgba(229, 229, 229, 0.5);
}

.contact-dark .contact-form-control {
  color: #E5E5E5;
  border-bottom-color: rgba(229, 229, 229, 0.15);
  background: transparent;
}

.contact-dark .contact-form-control::placeholder {
  color: rgba(229, 229, 229, 0.3);
}

.contact-dark .contact-form-control:focus {
  border-bottom-color: rgba(229, 229, 229, 0.4);
}

.contact-dark .contact-form-submit {
  background: transparent;
  color: rgba(229, 229, 229, 0.7);
  border: 1px solid rgba(229, 229, 229, 0.3);
}

.contact-dark .contact-form-submit:hover {
  background: rgba(229, 229, 229, 0.9);
  color: #1C1C1E;
  border-color: rgba(229, 229, 229, 0.9);
}

.contact-dark .contact-form-submit:active {
  background: rgba(229, 229, 229, 1);
  color: #1C1C1E;
  border-color: rgba(229, 229, 229, 1);
}

.contact-dark .contact-divider {
  background: rgba(229, 229, 229, 0.1);
}

.contact-dark .channel-intro {
  color: rgba(229, 229, 229, 0.7);
}

.contact-dark .channel-link {
  border-color: rgba(0, 136, 204, 0.4);
}

.contact-dark .channel-link:hover {
  background: #0088cc;
  border-color: #0088cc;
}

.contact-dark .channel-name {
  color: #E5E5E5;
}

.contact-dark .channel-meta {
  color: rgba(229, 229, 229, 0.5);
}

.contact-subtitle {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0 0 48px 0;
  max-width: 560px;
}

/* ============================================
   EDITORIAL PAUSE (LAYER 2)
   ============================================ */

.editorial-pause {
  background: #0F0F10;
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) var(--space-lg) 0;
}

.pause-text {
  font-family: var(--font-sans);
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 300;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: #C8C8C8;
  text-align: center;
  margin: 0;
  max-width: 640px;
}

.site-footer-dark {
  background: transparent;
  border-top: 1px solid rgba(229, 229, 229, 0.08);
  margin-top: auto;
  width: 100%;
}

.site-footer-dark .footer-inner {
  color: rgba(229, 229, 229, 0.4);
}

.site-footer-dark .footer-links a {
  color: rgba(229, 229, 229, 0.4);
}

.site-footer-dark .footer-links a:hover {
  color: rgba(229, 229, 229, 0.6);
}

.contact-main-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.contact-info-col {
  display: contents;
}

.contact-block {
  display: flex;
  flex-direction: column;
}

.contact-label {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  line-height: 1.2;
  margin: 0 0 20px 0;
  opacity: 0.6;
}

.contact-link {
  display: block;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-main);
  text-decoration: none;
  margin-bottom: 14px;
  transition: opacity 0.2s ease;
}

.contact-link:last-child {
  margin-bottom: 0;
}

.contact-link:hover {
  opacity: 0.7;
}

.contact-divider {
  max-width: 880px;
  height: 1px;
  background: var(--border-soft);
  margin: 56px 0;
}

.contact-channel {
  max-width: 720px;
  margin-top: 12px;
}

.channel-intro {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0 0 20px 0;
  max-width: 520px;
}

.channel-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px 12px 20px;
  border: 1px solid #0088cc;
  border-radius: 999px;
  text-decoration: none;
  background: transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.channel-link:hover {
  background: #0088cc;
  border-color: #0088cc;
}

.channel-link:hover .channel-name,
.channel-link:hover .channel-meta {
  color: var(--color-white);
}

.channel-link:active {
  background: #0088cc;
  border-color: #0088cc;
}

.channel-link:active .channel-name,
.channel-link:active .channel-meta {
  color: var(--color-white);
}

.channel-name {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.4;
  color: var(--text-main);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.channel-meta {
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.3;
  color: var(--text-muted);
  opacity: 0.65;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.contact-form-wrapper {
  max-width: 720px;
}

.contact-form-title {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  line-height: 1.2;
  opacity: 0.6;
  margin: 0 0 24px 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: var(--space-4);
  align-items: start;
}

.contact-form-field {
  display: flex;
  flex-direction: column;
}

.contact-form-label {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 12px;
  opacity: 0.65;
}

.contact-form-control {
  width: 100%;
  padding: 0;
  border: none;
  border-bottom: 1px solid rgba(15,23,42,0.12);
  border-radius: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  background: transparent;
  color: var(--text-main);
  transition: border-color 0.2s ease;
  padding-bottom: 10px;
}

.contact-form-control::placeholder {
  color: var(--text-muted);
  opacity: 0.4;
}

.contact-form-control:focus {
  outline: none;
  border-bottom-color: var(--text-main);
}

textarea.contact-form-control {
  resize: none;
  min-height: auto;
  height: 34px;
  padding-top: 0;
}

.contact-form-submit {
  align-self: flex-start;
  margin-top: var(--space-3);
  padding: 12px 28px;
  border: none;
  border-radius: 999px;
  background: #1c1c1c;
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 0.15s ease;
  text-decoration: none;
}

.contact-form-submit:hover {
  background: #2a2a2a;
  color: #ffffff;
}

.contact-form-submit:active {
  background: #0f0f0f;
  color: #ffffff;
}

.contact-form-submit:focus {
  outline: 2px solid rgba(28, 28, 28, 0.5);
  outline-offset: 2px;
}

.site-footer {
  border-top: 1px solid rgba(15,23,42,0.12);
  padding: 28px 0 40px;
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
  color: var(--text-muted);
}

.footer-links a {
  margin-left: 16px;
  text-decoration: none;
  color: var(--text-muted);
}

/* Standard smartphones portrait (481-720px) */
@media (max-width: 720px) {
  /* Header */
  .site-header {
    position: sticky;
    top: 0;
  }

  .header-inner {
    padding: 12px 24px;
    min-height: 56px;
  }

  /* Mobile Navigation */
  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    min-width: 44px;
  }

  .menu-toggle-icon {
    position: relative;
    width: 24px;
    height: 2px;
    background: var(--text-main);
    transition: background 0.3s ease;
  }

  .menu-toggle-icon::before,
  .menu-toggle-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--text-main);
    transition: transform 0.3s ease;
  }

  .menu-toggle-icon::before {
    top: -8px;
  }

  .menu-toggle-icon::after {
    top: 8px;
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-icon {
    background: transparent;
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-icon::before {
    transform: rotate(45deg) translate(5px, 6px);
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-icon::after {
    transform: rotate(-45deg) translate(5px, -6px);
  }

  .site-nav {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--bg-main);
    flex-direction: column;
    gap: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    border-bottom: 1px solid rgba(15,23,42,0.12);
    transition: max-height 0.3s ease, opacity 0.3s ease;
  }

  .site-nav.is-open {
    max-height: 400px;
    opacity: 1;
  }

  .site-nav a {
    padding: 20px 24px;
    min-height: 64px;
    display: flex;
    align-items: center;
    font-size: 16px;
    border-bottom: 1px solid rgba(15,23,42,0.06);
    color: var(--text-main);
    font-weight: 400;
  }

  .site-nav a:last-child {
    border-bottom: none;
  }

  .brand {
    min-height: 44px;
    display: flex;
    align-items: center;
    font-size: 14px;
  }

  /* Layout */
  .section-frame {
    padding: 120px 32px;
  }

  .container {
    padding: 0 32px;
  }

  /* Hero */
  .hero {
    padding: clamp(56px, 10vh, 88px) 0 clamp(64px, 12vh, 96px);
  }

  .hero-inner {
    padding: 0 32px;
  }

  .hero-title {
    font-size: clamp(40px, 10vw, 56px);
    line-height: 1.1;
    margin-bottom: clamp(32px, 6vw, 48px);
  }

  .hero-subtitle {
    font-size: clamp(17px, 4vw, 20px);
    line-height: 1.6;
    margin-bottom: clamp(28px, 5vw, 40px);
  }

  .hero-note {
    font-size: 13px;
    line-height: 1.6;
    max-width: 100%;
  }

  /* CTA */
  .cta-primary {
    min-height: 52px;
    padding: 16px 40px;
    font-size: 15px;
  }

  .btn {
    min-height: 44px;
    padding: 12px 20px;
    font-size: 14px;
  }

  /* Typography adjustments */
  h2 {
    font-size: clamp(40px, 8vw, 48px);
    margin-bottom: 24px;
  }

  .text-narrow {
    font-size: 18px;
    line-height: 1.7;
  }

  /* Work accordion */
  .work-header {
    padding: 18px 0;
    gap: 12px;
  }

  .work-index {
    font-size: 15px;
  }

  .work-name {
    font-size: 17px;
  }

  .work-content p {
    padding: 16px 0 24px 32px;
    font-size: 18px;
    line-height: 1.7;
  }

  /* Process section */
  .process-steps {
    gap: 40px;
  }

  .process-steps li {
    gap: 20px;
  }

  .step-number {
    font-size: 16px;
    opacity: 0.5;
  }

  .step-title {
    font-size: 34px;
    line-height: 1.3;
    margin-bottom: 12px;
  }

  .step-description {
    font-size: 18px;
    line-height: 1.7;
  }

  .process-bridge {
    font-size: 18px;
    line-height: 1.7;
    margin-top: 56px;
  }

  .process-conclusion {
    font-size: 18px;
    line-height: 1.7;
    margin-top: 48px;
    margin-bottom: 0;
  }

  /* About section */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-photo {
    max-width: 340px;
    margin: 0 auto 48px;
    border-radius: 16px;
    order: -1;
  }

  .about-text {
    order: 1;
  }

  .about-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 32px;
  }

  .about-badge {
    margin-left: 0;
    margin-top: 4px;
  }

  .about-text {
    font-size: 18px;
    line-height: 1.7;
  }

  .about-text p {
    margin-bottom: 20px;
  }

  /* Services/Help section */
  .help-list {
    gap: 28px;
  }

  .help-item h3 {
    font-size: 20px;
  }

  .help-item p {
    font-size: 18px;
    line-height: 1.7;
  }

  /* Advantages */
  .advantages-grid {
    gap: 48px;
    margin-top: 40px;
  }

  .adv-column h3 {
    font-size: 13px;
    margin-bottom: 24px;
  }

  .adv-column + .adv-column {
    padding-top: 48px;
  }

  .adv-item h4 {
    font-size: 20px;
  }

  .adv-item p {
    font-size: 18px;
    line-height: 1.7;
  }

  /* Cases */
  .case-card {
    max-width: 300px;
    min-width: 260px;
  }

  .case-card h3 {
    font-size: 18px;
  }

  .case-toggle {
    min-height: 44px;
    padding: 8px 0;
    font-size: 14px;
  }

  /* Reviews */
  .review-card {
    min-width: 82%;
    padding: 24px 20px 20px;
  }

  .review-quote {
    font-size: 14px;
    line-height: 1.65;
  }

  .review-expand {
    min-height: 44px;
    padding: 10px 0;
    font-size: 13px;
  }

  /* FAQ */
  .faq-question {
    font-size: 17px;
    padding: 18px 0;
    gap: 24px;
    min-height: 60px;
  }

  .faq-answer p {
    font-size: 18px;
    line-height: 1.7;
  }

  /* Contact form */
  .contact-main-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .contact-form-row {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .contact-form-control {
    min-height: 44px;
    font-size: 16px;
    padding-bottom: 12px;
  }

  textarea.contact-form-control {
    min-height: 80px;
    height: auto;
  }

  .contact-form-submit {
    min-height: 48px;
    padding: 16px 32px;
    font-size: 13px;
    width: 100%;
  }

  .contact-dark .contact-form-submit {
    background: rgba(229, 229, 229, 0.9);
    color: #1C1C1E;
    border-color: rgba(229, 229, 229, 0.9);
  }

  /* Editorial pause mobile */
  .editorial-pause {
    min-height: 60vh;
    padding: var(--space-xl) 32px;
  }

  .pause-text {
    font-size: clamp(18px, 5vw, 24px);
    line-height: 1.5;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .footer-links {
    flex-direction: column;
    gap: 16px;
  }
}

/* Small phones (≤480px) */
@media (max-width: 480px) {
  /* Header even more compact */
  .header-inner {
    padding: 10px 20px;
    min-height: 52px;
  }

  .brand {
    font-size: 14px;
  }

  /* Navigation ultra-compact */
  .site-nav {
    gap: 8px 12px;
    font-size: 13px;
  }

  .site-nav a {
    padding: 6px 10px;
    min-height: 40px;
  }

  /* Ultra-compact spacing */
  .section-frame {
    padding: var(--space-md) 20px;
  }

  .hero {
    padding: 32px 0 48px;
  }

  .hero-inner {
    padding: 0 20px;
  }

  .hero-title {
    font-size: 36px;
    line-height: 1.15;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  h2 {
    font-size: clamp(40px, 10vw, 48px);
  }

  /* Process steps tighter */
  .process-steps {
    gap: 32px;
  }

  .step-title {
    font-size: 22px;
  }

  .process-conclusion {
    margin-top: 48px;
    margin-bottom: 0;
  }

  /* Help items tighter */
  .help-list {
    gap: 24px;
  }

  /* Reviews even wider on tiny screens */
  .review-card {
    min-width: 88%;
  }

  /* Cases full-width cards */
  .case-card {
    max-width: 280px;
    min-width: 240px;
  }

  /* FAQ more compact */
  .faq-question {
    font-size: 16px;
    padding: 16px 0;
  }

  /* Advantages */
  .advantages-grid {
    gap: 40px;
    margin-top: 32px;
  }

  .adv-column + .adv-column {
    padding-top: 40px;
  }
}