/* ==========================================================================
   Vanaheimr Research Group — site styles
   Brand fonts: Questrial (display), DM Sans (labels), Roboto (body)
   ========================================================================== */

@font-face {
  font-family: "Questrial";
  src: url("../fonts/questrial.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "DM Sans";
  src: url("../fonts/dmsans-var.woff2") format("woff2");
  font-weight: 100 1000;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Roboto";
  src: url("../fonts/roboto-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  /* The brand is monochrome; the accent is a restrained "aurora" tone used
     only for highlights. Change --accent to retheme the whole site. */
  --bg: #07090b;
  --bg-raised: #0d1114;
  --bg-card: #11161a;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #f4f6f7;
  --text-muted: #a3adb4;
  --text-dim: #6f7a82;
  --accent: #5fe3c8;
  --accent-soft: rgba(95, 227, 200, 0.12);
  --accent-glow: rgba(95, 227, 200, 0.35);
  --light-bg: #f5f6f4;
  --light-text: #0a0a0a;
  --light-muted: #4d5559;

  --font-display: "Questrial", "Segoe UI", system-ui, sans-serif;
  --font-label: "DM Sans", "Segoe UI", system-ui, sans-serif;
  --font-body: "Roboto", "Segoe UI", system-ui, sans-serif;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1180px;
  --header-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img,
svg {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 0.6em;
}
h1 {
  font-size: clamp(2.5rem, 5.6vw, 4.4rem);
}
h2 {
  font-size: clamp(2rem, 3.8vw, 3rem);
}
h3 {
  font-size: 1.35rem;
}
p {
  margin: 0 0 1.1em;
}
ul {
  margin: 0;
  padding: 0;
}
::selection {
  background: var(--accent);
  color: #000;
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 100;
  padding: 0.75rem 1.25rem;
  background: var(--accent);
  color: #000;
  border-radius: var(--radius-sm);
  font-weight: 500;
}
.skip-link:focus {
  top: 1rem;
}
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Layout ---------- */
.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}
.section {
  padding-block: clamp(4.5rem, 9vw, 7.5rem);
  position: relative;
}
.section--raised {
  background: var(--bg-raised);
  border-block: 1px solid var(--line);
}
.section--light {
  background: var(--light-bg);
  color: var(--light-text);
}
.section--light .lead,
.section--light p {
  color: var(--light-muted);
}
.section-head {
  max-width: 720px;
  margin-bottom: clamp(2.5rem, 5vw, 3.75rem);
}
.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-label);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
}
.section-head--center .eyebrow::after {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
}
.section--light .eyebrow {
  color: #0b7a66;
}
.lead {
  font-size: clamp(1.1rem, 1.6vw, 1.25rem);
  color: var(--text-muted);
  line-height: 1.7;
}
.accent {
  color: var(--accent);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-label);
  font-weight: 500;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease),
    border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), color 0.25s;
  white-space: nowrap;
}
.btn svg {
  width: 18px;
  height: 18px;
  transition: transform 0.25s var(--ease);
}
.btn:hover svg {
  transform: translateX(3px);
}
.btn--primary {
  background: var(--text);
  color: #050505;
}
.btn--primary:hover {
  background: var(--accent);
  box-shadow: 0 10px 40px -10px var(--accent-glow);
  transform: translateY(-1px);
}
.btn--ghost {
  border-color: var(--line-strong);
  color: var(--text);
}
.btn--ghost:hover {
  border-color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}
.btn--dark {
  background: #0a0a0a;
  color: #fff;
}
.btn--dark:hover {
  background: #1d2327;
  transform: translateY(-1px);
}
.btn--sm {
  padding: 0.65rem 1.15rem;
  font-size: 0.9rem;
}
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-label);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
}
.link-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform 0.25s var(--ease);
}
.link-arrow:hover {
  color: var(--accent);
}
.link-arrow:hover svg {
  transform: translateX(4px);
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: var(--header-h);
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(7, 9, 11, 0.82);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
}
.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.brand img {
  height: 56px;
  width: auto;
}
.nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-label);
  font-size: 0.95rem;
  color: var(--text-muted);
  position: relative;
  padding-block: 0.4rem;
  transition: color 0.2s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
}
.nav-links a[aria-current="page"]::after,
.nav-links a:hover::after {
  transform: scaleX(1);
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  position: relative;
}
.nav-toggle span {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav-toggle span:nth-child(1) {
  top: 15px;
}
.nav-toggle span:nth-child(2) {
  top: 21px;
}
.nav-toggle span:nth-child(3) {
  top: 27px;
}
.is-open .nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.is-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}
.is-open .nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-h) + 3rem);
  padding-bottom: 5rem;
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  /* aurora glow */
  content: "";
  position: absolute;
  inset: -20% -10% auto auto;
  width: 900px;
  height: 900px;
  background: radial-gradient(
      closest-side,
      rgba(95, 227, 200, 0.16),
      rgba(95, 227, 200, 0.04) 55%,
      transparent 75%
    ),
    radial-gradient(closest-side at 30% 70%, rgba(84, 120, 255, 0.1), transparent 70%);
  z-index: -2;
  filter: blur(10px);
  animation: drift 18s ease-in-out infinite alternate;
}
.hero::after {
  /* subtle grid */
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 70% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 70% 40%, #000 20%, transparent 75%);
  opacity: 0.55;
  z-index: -1;
}
@keyframes drift {
  to {
    transform: translate(-60px, 40px) scale(1.06);
  }
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 3rem;
  align-items: center;
}
.hero h1 {
  margin-bottom: 1.5rem;
}
.hero h1 .accent {
  background: linear-gradient(100deg, #ffffff 0%, var(--accent) 60%, #8fb6ff 120%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lead {
  max-width: 600px;
  margin-bottom: 2.25rem;
}
.hero-owl {
  position: relative;
  justify-self: center;
  width: min(100%, 340px);
}
.hero-owl img {
  width: 100%;
  height: auto;
  opacity: 0.95;
  filter: drop-shadow(0 0 60px rgba(95, 227, 200, 0.18));
}
.hero-owl::before {
  content: "";
  position: absolute;
  inset: 8% -20% 0;
  border-radius: 50%;
  border: 1px solid var(--line);
  z-index: -1;
}
.hero-owl::after {
  content: "";
  position: absolute;
  inset: 22% -6% 14%;
  border-radius: 50%;
  border: 1px dashed rgba(95, 227, 200, 0.25);
  z-index: -1;
  animation: spin 60s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
  list-style: none;
}
.hero-meta li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-label);
  font-size: 0.92rem;
  color: var(--text-muted);
}
.hero-meta svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
}

/* Inner page hero */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(4rem, 9vw, 7rem));
  padding-bottom: clamp(3.5rem, 7vw, 5.5rem);
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 760px;
  height: 760px;
  background: radial-gradient(closest-side, rgba(95, 227, 200, 0.13), transparent 70%);
  z-index: -1;
}
.page-hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  max-width: 900px;
}
.page-hero .lead {
  max-width: 680px;
  margin-bottom: 0;
}

/* ---------- Cards / grids ---------- */
.grid {
  display: grid;
  gap: 1.25rem;
}
.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.3s, transform 0.4s var(--ease), background 0.3s;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    400px circle at var(--mx, 50%) var(--my, 0%),
    rgba(95, 227, 200, 0.09),
    transparent 45%
  );
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}
.card:hover::before {
  opacity: 1;
}
.grid--3 > .card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.card .link-arrow {
  margin-top: auto;
}
.card h3 {
  margin-bottom: 0.65rem;
}
.card p {
  color: var(--text-muted);
  font-size: 0.98rem;
  margin-bottom: 1.25rem;
}
.card p:last-child {
  margin-bottom: 0;
}
.icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-soft);
  border: 1px solid rgba(95, 227, 200, 0.2);
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.icon svg {
  width: 24px;
  height: 24px;
}

/* Split feature */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}
.split--top {
  align-items: start;
}

.check-list {
  list-style: none;
  display: grid;
  gap: 0.85rem;
}
.check-list li {
  position: relative;
  padding-left: 2rem;
  color: var(--text-muted);
}
.check-list li strong {
  color: var(--text);
  font-weight: 500;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-soft)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235fe3c8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E")
    center / 11px no-repeat;
}
.section--light .check-list li {
  color: var(--light-muted);
}
.section--light .check-list li strong {
  color: var(--light-text);
}

/* Value panel */
.panel {
  background: linear-gradient(160deg, var(--bg-card), var(--bg-raised));
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  padding: clamp(2rem, 4vw, 3rem);
  position: relative;
  overflow: hidden;
}
.panel::after {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: -120px;
  bottom: -120px;
  background: radial-gradient(closest-side, rgba(95, 227, 200, 0.14), transparent);
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem 2rem;
  position: relative;
  z-index: 1;
}
.stat .num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 2.6rem);
  line-height: 1;
  color: var(--text);
  margin-bottom: 0.45rem;
}
.stat .num span {
  color: var(--accent);
}
.stat .label {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Process steps */
.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.step {
  counter-increment: step;
  position: relative;
  padding: 2rem 1.75rem;
  border-top: 1px solid var(--line-strong);
}
.step::before {
  content: "0" counter(step);
  display: block;
  font-family: var(--font-label);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.step::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 48px;
  height: 2px;
  background: var(--accent);
}
.step h3 {
  font-size: 1.3rem;
}
.step p {
  color: var(--text-muted);
  font-size: 0.97rem;
  margin: 0;
}

/* Industries */
.tag-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius);
  overflow: hidden;
  list-style: none;
}
.tag-grid li {
  background: var(--light-bg);
  padding: 1.75rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  transition: background 0.25s;
}
.tag-grid li:hover {
  background: #fff;
}
.tag-grid svg {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  color: #0a0a0a;
  margin-top: 2px;
}
.tag-grid h3 {
  font-size: 1.12rem;
  margin-bottom: 0.3rem;
}
.tag-grid p {
  font-size: 0.93rem;
  margin: 0;
  line-height: 1.55;
}

/* CTA band */
.cta-band {
  position: relative;
  border-radius: calc(var(--radius) + 10px);
  padding: clamp(2.75rem, 6vw, 4.5rem);
  background: radial-gradient(ellipse at 85% 0%, rgba(95, 227, 200, 0.22), transparent 55%),
    radial-gradient(ellipse at 0% 100%, rgba(84, 120, 255, 0.14), transparent 50%),
    var(--bg-card);
  border: 1px solid var(--line-strong);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2.5rem;
  align-items: center;
}
.cta-band h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  margin-bottom: 0.6rem;
}
.cta-band p {
  color: var(--text-muted);
  margin: 0;
  max-width: 560px;
}
.cta-band .owl-mark {
  position: absolute;
  right: -30px;
  bottom: -60px;
  width: 220px;
  opacity: 0.05;
  pointer-events: none;
}

/* ---------- Services detail ---------- */
.service-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  list-style: none;
  margin-top: 2.5rem;
}
.service-nav a {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-family: var(--font-label);
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: all 0.2s;
}
.service-nav a:hover {
  color: #000;
  background: var(--accent);
  border-color: var(--accent);
}
.service-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  padding-block: clamp(3rem, 6vw, 4.5rem);
  border-bottom: 1px solid var(--line);
}
.service-block:last-child {
  border-bottom: 0;
}
.service-block .num {
  font-family: var(--font-label);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  display: block;
  margin-bottom: 1rem;
}
.service-block h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}
.service-block p {
  color: var(--text-muted);
}
.service-block .check-list {
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem 1.5rem;
}
.service-block .outcome {
  margin-top: 1.75rem;
  padding: 1.1rem 1.35rem;
  border-left: 2px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.97rem;
  color: var(--text);
}
.service-block .outcome strong {
  font-family: var(--font-label);
  font-weight: 500;
  color: var(--accent);
  margin-right: 0.35rem;
}

/* ---------- About ---------- */
.quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  line-height: 1.35;
  margin: 0;
  color: var(--text);
}
.quote::before {
  content: "\201C";
  display: block;
  font-size: 4rem;
  line-height: 0.6;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.team-solo {
  max-width: 760px;
}
.team-card {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.avatar {
  width: 76px;
  height: 76px;
  flex-shrink: 0;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, #1b2328, #0b0f12);
  border: 1px solid var(--line-strong);
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent);
}
.team-card .role {
  font-family: var(--font-label);
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 0.85rem;
}
.team-card h3 {
  margin-bottom: 0.2rem;
}
.team-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1rem;
  font-family: var(--font-label);
  font-size: 0.9rem;
}
.team-links a {
  color: var(--text-muted);
  border-bottom: 1px solid var(--line-strong);
}
.team-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.form {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}
.field label {
  font-family: var(--font-label);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
}
.field label .opt {
  color: var(--text-dim);
  font-weight: 400;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
  font-size: 1rem;
}
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a3adb4' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  background-size: 18px;
  padding-right: 2.5rem;
}
.field select option {
  background: var(--bg-card);
}
.field textarea {
  min-height: 150px;
  resize: vertical;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field input:user-invalid,
.field textarea:user-invalid {
  border-color: #ff7a7a;
}
.hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.5rem;
}
.form-foot small {
  color: var(--text-dim);
  font-size: 0.85rem;
  max-width: 340px;
}
.form-foot small a {
  text-decoration: underline;
}
.form-status {
  display: none;
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.97rem;
}
.form-status.is-success {
  display: block;
  background: var(--accent-soft);
  border: 1px solid rgba(95, 227, 200, 0.35);
  color: var(--text);
}
.form-status.is-error {
  display: block;
  background: rgba(255, 122, 122, 0.1);
  border: 1px solid rgba(255, 122, 122, 0.35);
  color: #ffd0d0;
}
.btn[disabled] {
  opacity: 0.6;
  cursor: progress;
}
.contact-aside {
  display: grid;
  gap: 1.25rem;
}
.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.contact-item .icon {
  width: 42px;
  height: 42px;
  margin: 0;
  flex-shrink: 0;
}
.contact-item .icon svg {
  width: 20px;
  height: 20px;
}
.contact-item h3 {
  font-family: var(--font-label);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}
.contact-item a,
.contact-item p {
  color: var(--text);
  margin: 0;
  font-size: 1rem;
}
.contact-item a:hover {
  color: var(--accent);
}
.alert-card {
  border-color: rgba(255, 122, 122, 0.3);
  background: linear-gradient(160deg, rgba(255, 122, 122, 0.07), var(--bg-card));
}
.alert-card h3 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.15rem;
}
.alert-card h3 svg {
  width: 20px;
  height: 20px;
  color: #ff8f8f;
}

/* ---------- Prose (legal pages) ---------- */
.prose {
  max-width: 760px;
}
.prose h2 {
  font-size: 1.6rem;
  margin-top: 2.5rem;
}
.prose p,
.prose li {
  color: var(--text-muted);
}
.prose ul {
  padding-left: 1.25rem;
  margin-bottom: 1.1em;
}
.prose li {
  margin-bottom: 0.4rem;
}
.prose a {
  color: var(--accent);
  text-decoration: underline;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding-top: 4.5rem;
  background: var(--bg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2.5rem;
  padding-bottom: 3.5rem;
}
.footer-brand img {
  height: 68px;
  width: auto;
  margin-bottom: 1.25rem;
}
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 320px;
}
.footer-col h2 {
  font-family: var(--font-label);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.25rem;
}
.footer-col ul {
  list-style: none;
  display: grid;
  gap: 0.7rem;
}
.footer-col a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: color 0.2s;
}
.footer-col a:hover {
  color: var(--text);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.75rem;
  border-top: 1px solid var(--line);
  font-size: 0.87rem;
  color: var(--text-dim);
}
.footer-bottom a:hover {
  color: var(--text);
}

/* ---------- 404 ---------- */
.not-found {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: calc(var(--header-h) + 2rem) 1.25rem 4rem;
}
.not-found img {
  width: 110px;
  margin: 0 auto 2rem;
  opacity: 0.9;
}
.not-found .code {
  font-family: var(--font-label);
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.not-found .btn-row {
  justify-content: center;
}

/* ---------- Reveal animation ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: var(--d, 0s);
}
.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}
.d1 { --d: 0.08s; }
.d2 { --d: 0.16s; }
.d3 { --d: 0.24s; }
.d4 { --d: 0.32s; }
.mt-2 { margin-top: 2rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .grid--4,
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 68px;
  }
  .brand img {
    height: 46px;
  }
  .nav-toggle {
    display: block;
  }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 1.5rem;
    height: calc(100vh - var(--header-h));
    height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    padding: 1.5rem 1.25rem 2rem;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s, transform 0.3s var(--ease), visibility 0.25s;
  }
  .site-header.is-open {
    background: var(--bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .is-open .nav {
    opacity: 1;
    transform: none;
    visibility: visible;
  }
  .nav-links {
    flex-direction: column;
    gap: 0;
  }
  .nav-links a {
    display: block;
    padding: 0.95rem 0;
    font-size: 1.15rem;
    border-bottom: 1px solid var(--line);
  }
  .nav-links a::after {
    display: none;
  }
  .hero-grid,
  .split,
  .contact-grid,
  .service-block,
  .cta-band {
    grid-template-columns: 1fr;
  }
  .hero-owl {
    display: none;
  }
  .grid--3,
  .tag-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  body {
    font-size: 1rem;
  }
  .grid--2,
  .grid--3,
  .grid--4,
  .steps,
  .tag-grid,
  .form-row,
  .service-block .check-list,
  .stat-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .card {
    padding: 1.6rem;
  }
  .btn-row .btn {
    flex: 1 1 100%;
  }
  .team-card {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  .js .reveal {
    opacity: 1;
    transform: none;
  }
}