:root {
  --bg: #0a0a0b;
  --bg-alt: #0f0f11;
  --text: #eceae4;
  --text-muted: #8a8680;
  --accent: #c9a962;
  --accent-soft: #e8d5a3;
  --lamp-core: #fff6e0;
  --lamp-glow: rgba(255, 220, 150, 0.14);
  --lamp-glow-strong: rgba(255, 200, 100, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.04);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Source Sans 3', system-ui, sans-serif;
  --header-h: 72px;
  --max-w: 1080px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  cursor: default;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
address { font-style: normal; }

.container {
  width: min(var(--max-w), 100% - 48px);
  margin-inline: auto;
}

/* Lamp cursor */
.lamp-light {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.4s;
}

body.lamp-active .lamp-light {
  opacity: 1;
}

.lamp-light__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 420px;
  height: 420px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(
    circle,
    var(--lamp-glow) 0%,
    var(--lamp-glow-strong) 35%,
    transparent 68%
  );
}

.lamp-light__core {
  position: relative;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lamp-core);
  box-shadow:
    0 0 8px 2px rgba(255, 240, 200, 0.9),
    0 0 24px 8px rgba(255, 220, 150, 0.45),
    0 0 48px 16px rgba(255, 200, 100, 0.15);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(10, 10, 11, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 32px;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text);
  flex-shrink: 0;
}

.nav {
  display: flex;
  gap: 32px;
}

.nav a {
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

.header__phone {
  font-size: 0.875rem;
  color: var(--text);
  flex-shrink: 0;
  transition: color 0.2s;
}

.header__phone:hover { color: var(--accent-soft); }

.burger {
  display: none;
  flex-direction: column;
  gap: 7px;
  padding: 4px;
}

.burger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text);
  transition: 0.25s;
}

.burger.active span:first-child { transform: rotate(45deg) translate(3px, 3px); }
.burger.active span:last-child { transform: rotate(-45deg) translate(3px, -3px); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  border: 1px solid var(--accent);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

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

.btn--outline {
  color: var(--accent-soft);
  background: transparent;
  border-color: var(--border);
}

.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent-soft);
  background: transparent;
}

.btn--full {
  display: block;
  width: 100%;
  text-align: center;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Hero */
.hero {
  padding-top: calc(var(--header-h) + 100px);
  padding-bottom: 100px;
  border-bottom: 1px solid var(--border-light);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: end;
}

.hero__label {
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}

.hero__desc {
  max-width: 500px;
  font-size: 1.0625rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 36px;
}

.hero__quote {
  padding: 32px;
  border-left: 1px solid var(--accent);
  background: rgba(255, 255, 255, 0.02);
}

.hero__quote p {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  line-height: 1.5;
  color: var(--text);
  margin-bottom: 16px;
}

.hero__quote cite {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-style: normal;
}

/* Sections */
.section {
  padding: 88px 0;
}

.section--alt {
  background: var(--bg-alt);
  border-block: 1px solid var(--border-light);
}

.section__head {
  margin-bottom: 48px;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 500;
  margin-bottom: 12px;
}

.section__lead {
  max-width: 560px;
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-muted);
}

.section__head--row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
}

.cases__stat {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: right;
  flex-shrink: 0;
}

.cases__stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 500;
  color: var(--accent-soft);
  line-height: 1.1;
}

.cases__note {
  margin-top: 40px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid var(--border-light);
}

/* Cases */
.case-featured {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  border: 1px solid var(--border-light);
  margin-bottom: 32px;
  overflow: hidden;
}

.case-featured__visual {
  min-height: 360px;
  background-size: cover;
  background-position: center;
}

.case-featured__visual--1 {
  background: linear-gradient(160deg, #1a1510 0%, #2a2018 50%, #0a0a0b 100%);
}

.case-featured__badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-soft);
  border: 1px solid rgba(201, 169, 98, 0.35);
  padding: 6px 12px;
  margin-bottom: 16px;
}

.case-featured__body {
  padding: 40px;
  background: rgba(255, 255, 255, 0.02);
}

.case-featured__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin-bottom: 16px;
}

.case-featured__meta span {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.case-featured__body h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 500;
  margin-bottom: 16px;
}

.case-featured__intro {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.7;
}

.case-featured__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.case-featured__grid h4 {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.case-featured__grid ul {
  list-style: none;
}

.case-featured__grid li {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--text-muted);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
  line-height: 1.5;
}

.case-stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.case-stats span {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent-soft);
  min-width: 48px;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.case-card {
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: border-color 0.2s;
}

.case-card:hover {
  border-color: var(--border);
}

.case-card__visual {
  height: 180px;
}

.case-card__visual--2 {
  background: linear-gradient(160deg, #14120f 0%, #2a3a2a 100%);
}

.case-card__visual--3 {
  background: linear-gradient(160deg, #0f1419 0%, #1e3a5f 100%);
}

.case-card__visual--4 {
  background: linear-gradient(160deg, #1a1814 0%, #3a2a1a 100%);
}

.case-card__visual--5 {
  background: linear-gradient(160deg, #101010 0%, #2a2a2a 100%);
}

.case-card__body {
  padding: 24px;
}

.case-card__badge {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.case-card__meta {
  display: flex;
  gap: 16px;
  margin-bottom: 10px;
}

.case-card__meta span {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.case-card__body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 8px;
}

.case-card__body > p {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.case-card__tags li {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.case-card__tag--accent {
  border-color: rgba(201, 169, 98, 0.4);
  color: var(--accent-soft);
}

.case-card__facts {
  display: flex;
  gap: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.case-card__facts dt {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.case-card__facts dd {
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--text);
}

/* Calculator */
.calculator {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  border: 1px solid var(--border-light);
  padding: 40px;
  background: rgba(255, 255, 255, 0.02);
}

.calculator__group {
  margin-bottom: 28px;
}

fieldset.calculator__group {
  border: none;
  padding: 0;
  margin: 0 0 28px;
}

.calculator__group legend {
  margin-bottom: 16px;
}

.calculator__group > label,
.calculator__group > legend {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.calculator__group legend {
  margin-bottom: 16px;
}

.calculator__group fieldset {
  border: none;
}

.calc-range {
  display: flex;
  align-items: center;
  gap: 20px;
}

.calc-range input[type="range"] {
  flex: 1;
  height: 4px;
  appearance: none;
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  --fill: 14%;
  background: linear-gradient(
    to right,
    var(--accent) 0%,
    var(--accent) var(--fill),
    rgba(255, 255, 255, 0.1) var(--fill),
    rgba(255, 255, 255, 0.1) 100%
  );
  transition: background 0.15s ease;
}

.calc-range input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-soft);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 1px var(--accent);
  cursor: grab;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.calc-range input[type="range"]::-webkit-slider-thumb:active {
  cursor: grabbing;
  transform: scale(1.08);
  box-shadow: 0 0 12px rgba(201, 169, 98, 0.35);
}

.calc-range input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-soft);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 1px var(--accent);
  cursor: grab;
}

.calc-range output {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--accent-soft);
  min-width: 72px;
  text-align: right;
  transition: opacity 0.2s ease;
}

.calculator__group select {
  width: 100%;
  padding: 14px 36px 14px 16px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238a8680' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.calculator__group select:hover,
.calculator__group select:focus {
  border-color: rgba(201, 169, 98, 0.35);
  background-color: rgba(255, 255, 255, 0.05);
}

.calculator__group select option {
  background: var(--bg);
}

/* Custom checkboxes */
.calc-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.calc-check {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border: 1px solid var(--border-light);
  cursor: pointer;
  font-size: 0.9375rem;
  color: var(--text);
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.2s ease;
}

.calc-check:hover:not(.calc-check--locked) {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.02);
}

.calc-check:has(input:checked:not(:disabled)) {
  border-color: rgba(201, 169, 98, 0.3);
  background: rgba(201, 169, 98, 0.05);
}

.calc-check input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.calc-check__box {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  position: relative;
  transition: border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.calc-check__box::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid var(--accent-soft);
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg) scale(0);
  opacity: 0;
  transition: transform 0.25s cubic-bezier(0.34, 1.4, 0.64, 1), opacity 0.2s ease;
}

.calc-check input:checked + .calc-check__box {
  border-color: var(--accent);
  background: rgba(201, 169, 98, 0.12);
  box-shadow: inset 0 0 0 1px rgba(201, 169, 98, 0.2);
}

.calc-check input:checked + .calc-check__box::after {
  transform: rotate(45deg) scale(1);
  opacity: 1;
}

.calc-check--locked {
  cursor: default;
  border-color: rgba(201, 169, 98, 0.2);
  background: rgba(201, 169, 98, 0.04);
}

.calc-check--locked .calc-check__box {
  border-color: var(--accent);
  background: rgba(201, 169, 98, 0.15);
}

.calc-check--locked .calc-check__box::after {
  transform: rotate(45deg) scale(1);
  opacity: 1;
}

.calc-check__text {
  line-height: 1.45;
}

.calc-check__text em {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-style: normal;
  margin-top: 2px;
}

.calculator__result {
  padding: 32px;
  border: 1px solid var(--border);
  background: var(--bg-alt);
  position: sticky;
  top: calc(var(--header-h) + 24px);
}

.calculator__result-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.calculator__result-total {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 500;
  color: var(--accent-soft);
  margin-bottom: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  line-height: 1.2;
}

.calc-total__value {
  display: inline-block;
  transition: opacity 0.15s ease;
}

.calc-total__value.is-ticking {
  opacity: 0.55;
}

.calc-total__sep {
  color: var(--text-muted);
  font-weight: 400;
}

.calculator__result-range {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}

.calculator__breakdown {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.calc-breakdown__item {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 0.45s ease, opacity 0.35s ease, margin 0.35s ease;
  margin-bottom: 0;
}

.calc-breakdown__item--visible {
  grid-template-rows: 1fr;
  opacity: 1;
  margin-bottom: 0;
}

.calc-breakdown__inner {
  overflow: hidden;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
}

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

.calc-breakdown__price {
  color: var(--text);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.calc-breakdown__price span {
  transition: opacity 0.15s ease;
}

.calc-breakdown__price span.is-ticking {
  opacity: 0.5;
}

.calculator__disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

/* Principles */
.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

.principle {
  padding: 36px 36px 36px 0;
  border-bottom: 1px solid var(--border-light);
}

.principle:nth-child(odd) {
  padding-right: 48px;
  border-right: 1px solid var(--border-light);
}

.principle:nth-child(even) {
  padding-left: 48px;
}

.principle:nth-child(-n+2) {
  border-top: 1px solid var(--border-light);
}

.principle__num {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.principle h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.principle p {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Services */
.services-list {
  display: flex;
  flex-direction: column;
}

.service-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.2s;
}

.service-item:first-child {
  border-top: 1px solid var(--border-light);
}

.service-item:hover {
  background: rgba(255, 220, 150, 0.02);
}

.service-item__num {
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--text-muted);
  padding-top: 2px;
}

.service-item h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: 8px;
}

.service-item p {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--text-muted);
  max-width: 560px;
}

/* Projects */
.projects-list {
  display: flex;
  flex-direction: column;
}

.project-item {
  padding: 28px 0;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.2s;
}

.project-item:first-child {
  border-top: 1px solid var(--border-light);
}

.project-item:hover {
  background: rgba(255, 220, 150, 0.02);
}

.project-item__meta {
  display: flex;
  gap: 24px;
  margin-bottom: 8px;
}

.project-item__meta span {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.project-item h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: 6px;
}

.project-item p {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--text-muted);
}

/* About */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  margin-bottom: 56px;
}

.about__text p {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 20px;
}

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

.about__features li {
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--text-muted);
}

.about__features li:first-child {
  border-top: 1px solid var(--border);
}

.about__features strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 4px;
}

.brands-list--inline {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 36px;
  padding-top: 32px;
  border-top: 1px solid var(--border-light);
}

.brands-list--inline li {
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Team */
.team__stat {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: right;
  flex-shrink: 0;
}

.team__stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 500;
  color: var(--accent-soft);
  line-height: 1.1;
}

.team__note {
  margin-top: 40px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid var(--border-light);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.team-card {
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.team-card:hover {
  border-color: rgba(201, 169, 98, 0.25);
  background: rgba(255, 220, 150, 0.02);
}

.team-card__photo {
  aspect-ratio: 4 / 5;
  background-size: cover;
  background-position: center top;
}

.team-card__photo--1 {
  background: linear-gradient(165deg, #1a1814 0%, #2a2520 60%, #0a0a0b 100%);
}

.team-card__photo--2 {
  background: linear-gradient(165deg, #0f1419 0%, #1a2838 60%, #0a0a0b 100%);
}

.team-card__photo--3 {
  background: linear-gradient(165deg, #1a1518 0%, #2a2028 60%, #0a0a0b 100%);
}

.team-card__photo--4 {
  background: linear-gradient(165deg, #14120f 0%, #2a2a1a 60%, #0a0a0b 100%);
}

.team-card__photo--5 {
  background: linear-gradient(165deg, #101010 0%, #1a1a2a 60%, #0a0a0b 100%);
}

.team-card__photo--6 {
  background: linear-gradient(165deg, #1a1410 0%, #2a2018 60%, #0a0a0b 100%);
}

.team-card__body {
  padding: 24px;
}

.team-card__body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 6px;
}

.team-card__role {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.team-card__bio {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.team-card__certs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.team-card__certs li {
  font-size: 0.625rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact__details p {
  margin-bottom: 24px;
}

.contact__details span {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact__details a {
  transition: color 0.2s;
}

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

.contact__form {
  padding-top: 8px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-bottom-color: var(--accent);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #555;
}

.form-group select { cursor: pointer; }
.form-group select option { background: var(--bg); }
.form-group textarea { resize: vertical; min-height: 96px; }

.form-note {
  margin-top: 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Footer */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border-light);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__copy {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer__nav {
  display: flex;
  gap: 24px;
}

.footer__nav a {
  font-size: 0.8125rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 36px;
  margin-top: 8px;
  border-top: 1px solid var(--border-light);
}

.hero__metrics dt {
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.hero__metrics dd {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent-soft);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.service-link {
  display: block;
  padding: 20px;
  border: 1px solid var(--border-light);
  font-size: 0.9375rem;
  transition: border-color 0.2s, background 0.2s;
}

.service-link:hover {
  border-color: rgba(201, 169, 98, 0.3);
  background: rgba(201, 169, 98, 0.04);
  color: var(--accent-soft);
}

.case-detail {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 32px;
  border: 1px solid var(--border-light);
  margin-bottom: 32px;
  overflow: hidden;
}

.case-detail__gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  background: var(--border-light);
}

.case-detail__photo {
  aspect-ratio: 4/3;
  min-height: 140px;
}

.case-detail__photo--shield { background: linear-gradient(160deg, #1a1814, #2a2018); }
.case-detail__photo--cable { background: linear-gradient(160deg, #101010, #1a1a2a); }
.case-detail__photo--light { background: linear-gradient(160deg, #1a1510, #3a2e1a); }
.case-detail__photo--panel { background: linear-gradient(160deg, #0f1419, #1e3a5f); }

.case-detail__body { padding: 32px; }

.case-detail__head h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 12px 0 24px;
}

.case-detail__facts {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.case-detail__facts > div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
}

.case-detail__facts dt {
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
}

.case-detail__result {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.case-detail__result h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 8px;
}

.case-detail__result p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.case-detail__nda {
  margin-top: 16px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-style: italic;
}

.cases-grid--compact { margin-top: 0; }

.case-card--link {
  color: inherit;
  transition: border-color 0.2s;
}

.case-card--link:hover { border-color: rgba(201, 169, 98, 0.3); }

.split-block {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: start;
}

.bullet-list li {
  position: relative;
  padding: 12px 0 12px 20px;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.bullet-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20px;
  width: 6px;
  height: 1px;
  background: var(--accent);
}

.split-block__note {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.proof-item {
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.proof-item figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  font-size: 0.8125rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
}

.proof-item--1 { background: linear-gradient(160deg, #1a1814, #2a2520); }
.proof-item--2 { background: linear-gradient(160deg, #101010, #1a2030); }
.proof-item--3 { background: linear-gradient(160deg, #141210, #2a2820); }
.proof-item--4 { background: linear-gradient(160deg, #1a1518, #2a2028); }
.proof-item--5 { background: linear-gradient(160deg, #1a1510, #3a3020); }
.proof-item--6 { background: linear-gradient(160deg, #0f1419, #1a2838); }

.proof__note {
  margin-top: 24px;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.architects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.architects-cta p {
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: step;
}

.process-steps li {
  padding: 24px;
  border: 1px solid var(--border-light);
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.process-steps strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--text);
  margin-bottom: 8px;
}

.faq-list { max-width: 720px; }

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

.faq-item summary {
  padding: 20px 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.125rem;
  list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item p {
  padding-bottom: 20px;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.calc-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.calculator__group--wide { grid-column: 1 / -1; }

.service-packs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.service-pack {
  padding: 28px;
  border: 1px solid var(--border-light);
}

.service-pack h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-pack p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.link-arrow {
  font-size: 0.875rem;
  color: var(--accent-soft);
}

.link-arrow:hover { color: var(--accent); }

.messengers {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.messenger {
  padding: 12px 20px;
  border: 1px solid var(--border);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  transition: border-color 0.2s, background 0.2s;
}

.messenger:hover {
  border-color: var(--accent);
  background: rgba(201, 169, 98, 0.06);
}

.calc-check--consent {
  margin: 16px 0;
  cursor: default;
}

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

.form-group input[type="file"] {
  width: 100%;
  padding: 12px 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
}

.footer__brand p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Subpages */
.page-hero {
  padding-top: calc(var(--header-h) + 48px);
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-light);
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 16px;
}

.page-hero p {
  max-width: 640px;
  color: var(--text-muted);
  line-height: 1.7;
}

.page-content {
  padding: 64px 0;
}

.page-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 40px 0 16px;
}

.page-content p,
.page-content li {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 12px;
}

.page-content ul { padding-left: 20px; margin-bottom: 24px; }

.breadcrumbs {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

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

.cta-block {
  margin-top: 48px;
  padding: 32px;
  border: 1px solid var(--border-light);
  text-align: center;
}

.cta-block p { margin-bottom: 20px; }

/* Toast */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 14px 24px;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.875rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 200;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .hero__inner,
  .about__grid,
  .contact,
  .principles,
  .calculator,
  .case-featured,
  .case-featured__grid,
  .cases-grid,
  .team-grid,
  .case-detail,
  .split-block,
  .proof-grid,
  .architects-grid,
  .process-steps,
  .service-packs,
  .services-grid,
  .calc-form-grid {
    grid-template-columns: 1fr;
  }

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

  .section__head--row {
    flex-direction: column;
    align-items: flex-start;
  }

  .cases__stat,
  .team__stat { text-align: left; }

  .case-featured__visual {
    min-height: 220px;
  }

  .principle:nth-child(odd),
  .principle:nth-child(even) {
    padding: 28px 0;
    border-right: none;
  }

  .principle:nth-child(2) {
    border-top: none;
  }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 20px;
    padding: 32px;
    background: rgba(10, 10, 11, 0.98);
    border-bottom: 1px solid var(--border-light);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: 0.25s;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .header__phone { display: none; }
  .burger { display: flex; }

  .section { padding: 64px 0; }
  .form-row { grid-template-columns: 1fr; }
  .hero { padding-bottom: 64px; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { text-align: center; }
  .calculator { padding: 24px; }

  .calculator__result {
    position: static;
  }

  .lamp-light { display: none; }
}

@media (max-width: 480px) {
  .container { width: min(var(--max-w), 100% - 32px); }
}

@media (pointer: coarse) {
  .lamp-light { display: none; }
}