/* ==========================================================================
   Metron Web Ajans — styles.css
   Vanilla CSS3 · No frameworks · Responsive · Reduced-motion aware
   ========================================================================== */

:root {
  --bg-deep: #07111f;
  --bg-base: #0a1628;
  --bg-elevated: #0f1f35;
  --bg-soft: #132640;
  --line: rgba(120, 170, 220, 0.14);
  --line-strong: rgba(0, 168, 255, 0.35);

  --accent: #00a8ff;
  --accent-bright: #4dc3ff;
  --accent-dim: rgba(0, 168, 255, 0.14);
  --accent-glow: rgba(0, 168, 255, 0.28);

  --text: #f2f6fb;
  --text-muted: #a8b8cc;
  --text-soft: #7e92ab;

  --success: #3ecf8e;
  --danger: #ff6b7a;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 7rem;

  --container: 1120px;
  --header-h: 5.125rem; /* ~82px — logo slogan okunabilirliği */

  --font-display: "Bahnschrift", "Segoe UI Variable Display", "Segoe UI", "Helvetica Neue", sans-serif;
  --font-body: "Segoe UI Variable Text", "Segoe UI", "Helvetica Neue", sans-serif;

  --shadow-glow: 0 0 0 1px var(--line-strong), 0 18px 50px rgba(0, 40, 80, 0.35);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --focus: 0 0 0 3px rgba(0, 168, 255, 0.45);
}

/* --- Reset & base -------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-muted);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(0, 168, 255, 0.1), transparent 55%),
    radial-gradient(900px 500px at -10% 20%, rgba(0, 100, 180, 0.12), transparent 50%),
    var(--bg-deep);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--accent-bright);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: #fff;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-display);
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

p {
  margin: 0;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  padding: 0.65rem 1rem;
  background: var(--accent);
  color: #041018;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

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

/* --- Header / Nav -------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  background: rgba(7, 17, 31, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(7, 17, 31, 0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-3);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
  min-width: 0;
  flex-shrink: 0;
  line-height: 0;
}

.brand:hover {
  color: var(--text);
}

.brand-logo {
  display: block;
  width: 240px;
  height: auto;
  object-fit: contain;
  object-position: left center;
  filter: brightness(1.08) contrast(1.06);
  background-color: transparent;
}

.brand-logo--footer {
  width: 235px;
  filter: brightness(1.08) contrast(1.06);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.brand-sub {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle-bar {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-list a {
  display: inline-block;
  padding: 0.55rem 0.85rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  border-radius: 999px;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.nav-list a:hover,
.nav-list a[aria-current="true"] {
  color: var(--text);
}

.nav-cta {
  margin-left: 0.35rem;
  background: linear-gradient(135deg, var(--accent), #0088d4);
  color: #041018 !important;
  font-weight: 650;
  box-shadow: 0 8px 24px rgba(0, 168, 255, 0.25);
}

.nav-cta:hover {
  filter: brightness(1.08);
  color: #041018 !important;
}

/* --- Buttons ------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-weight: 650;
  letter-spacing: 0.01em;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-bright), var(--accent));
  color: #041018;
  box-shadow: 0 12px 32px rgba(0, 168, 255, 0.28);
}

.btn-primary:hover {
  color: #041018;
  filter: brightness(1.06);
  box-shadow: 0 16px 40px rgba(0, 168, 255, 0.38);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-ghost:hover {
  background: var(--accent-dim);
  color: var(--text);
}

/* --- Hero ---------------------------------------------------------------- */

.hero {
  position: relative;
  isolation: isolate;
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: clamp(3rem, 8vh, 5.5rem) 0 clamp(4rem, 10vh, 6.5rem);
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(120, 170, 220, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 170, 220, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 60% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 60% 40%, #000 20%, transparent 75%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
}

.hero-glow--a {
  width: min(55vw, 520px);
  height: min(55vw, 520px);
  right: -8%;
  top: 5%;
  background: rgba(0, 168, 255, 0.18);
  animation: pulse-glow 8s ease-in-out infinite;
}

.hero-glow--b {
  width: min(40vw, 360px);
  height: min(40vw, 360px);
  left: -5%;
  bottom: 10%;
  background: rgba(30, 90, 180, 0.2);
  animation: pulse-glow 10s ease-in-out infinite reverse;
}

.hero-orbits {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.85;
}

.hero-signal {
  stroke-dasharray: 8 14;
  animation: dash-move 18s linear infinite;
}

.hero-content {
  max-width: 46rem;
}

.hero-brand {
  margin-bottom: 1.1rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  background: linear-gradient(90deg, #fff, var(--accent-bright));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title {
  font-size: clamp(2.35rem, 6.2vw, 4.15rem);
  font-weight: 650;
  letter-spacing: -0.035em;
  margin-bottom: 1.25rem;
}

.hero-lead {
  max-width: 34rem;
  font-size: clamp(1.02rem, 1.6vw, 1.18rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* --- Sections ------------------------------------------------------------ */

.section {
  padding: var(--space-8) 0;
  position: relative;
}

.section-header {
  max-width: 40rem;
  margin-bottom: clamp(2rem, 5vw, 3.25rem);
}

.section-eyebrow {
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

.section-header h2 {
  font-size: clamp(1.85rem, 3.8vw, 2.65rem);
  margin-bottom: 0.85rem;
}

.section-lead {
  color: var(--text-soft);
  font-size: 1.05rem;
}

/* --- Services ------------------------------------------------------------ */

.services {
  background:
    linear-gradient(180deg, transparent, rgba(0, 168, 255, 0.03), transparent);
}

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

.service-item {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 14.5rem;
  padding: 1.35rem 1.25rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(0, 168, 255, 0.06), transparent 45%),
    var(--bg-elevated);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.service-item:hover,
.service-item:focus-visible {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  color: inherit;
}

.service-item:focus-visible {
  outline: none;
  box-shadow: var(--focus), var(--shadow-glow);
}

.service-item:hover .service-icon,
.service-item:focus-visible .service-icon,
.service-item:hover .service-arrow,
.service-item:focus-visible .service-arrow {
  color: var(--accent-bright);
}

.service-icon {
  display: inline-flex;
  color: var(--accent-bright);
  margin-bottom: 1rem;
  transition: color 0.25s var(--ease);
}

.service-item h3 {
  font-size: 1.05rem;
  margin-bottom: 0.55rem;
  color: var(--text);
}

.service-item > p {
  flex: 1;
  font-size: 0.95rem;
  color: var(--text-soft);
  margin-bottom: 1rem;
}

.service-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 0.35rem;
}

.service-cta-text {
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent-bright);
}

.service-arrow {
  display: inline-flex;
  color: var(--accent);
  transition: color 0.25s var(--ease), transform 0.25s var(--ease);
}

.service-item:hover .service-arrow,
.service-item:focus-visible .service-arrow {
  transform: translateX(3px);
}

/* --- Projects ------------------------------------------------------------ */

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.project-card {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-glow);
}

.project-visual {
  position: relative;
  aspect-ratio: 400 / 240;
  overflow: hidden;
  background: var(--bg-soft);
}

.project-visual svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-body {
  padding: 1.25rem 1.3rem 1.45rem;
}

.project-tag {
  margin-bottom: 0.45rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-bright);
}

.project-body h3 {
  font-size: 1.2rem;
  margin-bottom: 0.45rem;
}

.project-body p {
  font-size: 0.95rem;
  color: var(--text-soft);
}

/* --- Why Metron ---------------------------------------------------------- */

.why-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.why-layout .section-header {
  margin-bottom: 0;
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
}

.why-list {
  display: grid;
  gap: 0.85rem;
}

.why-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.25rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(15, 31, 53, 0.7);
}

.why-num {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.why-item h3 {
  font-size: 1.08rem;
  margin-bottom: 0.35rem;
}

.why-item p {
  font-size: 0.95rem;
  color: var(--text-soft);
}

/* --- Process ------------------------------------------------------------- */

.process {
  border-block: 1px solid var(--line);
  background:
    radial-gradient(700px 280px at 50% 0%, rgba(0, 168, 255, 0.08), transparent 70%),
    var(--bg-base);
}

.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  position: relative;
}

.process-track::before {
  content: "";
  position: absolute;
  top: 1.55rem;
  left: 4%;
  right: 4%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
  pointer-events: none;
}

.process-step {
  position: relative;
  padding: 0 0.25rem;
  text-align: left;
}

.process-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1.1rem;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--bg-deep);
  color: var(--accent-bright);
  font-family: var(--font-display);
  font-weight: 700;
  box-shadow: 0 0 24px var(--accent-glow);
}

.process-step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.45rem;
}

.process-step p {
  font-size: 0.95rem;
  color: var(--text-soft);
}

/* --- Multilingual -------------------------------------------------------- */

.multilingual-panel {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
  padding: clamp(1.75rem, 4vw, 2.75rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(135deg, rgba(0, 168, 255, 0.1), transparent 40%),
    linear-gradient(180deg, var(--bg-elevated), var(--bg-soft));
  box-shadow: var(--shadow-glow);
}

.multilingual-copy h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.3rem);
  margin-bottom: 0.9rem;
}

.multilingual-copy > p {
  margin-bottom: 1.35rem;
  color: var(--text-muted);
}

.lang-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.lang-pills li {
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.88rem;
  color: var(--text);
  background: rgba(0, 0, 0, 0.18);
}

.multilingual-visual {
  display: grid;
  place-items: center;
}

.multilingual-visual svg {
  filter: drop-shadow(0 0 28px rgba(0, 168, 255, 0.25));
  animation: float-soft 7s ease-in-out infinite;
}

/* --- Start paths (conversion) -------------------------------------------- */

.start-paths {
  background:
    radial-gradient(720px 320px at 20% 0%, rgba(0, 168, 255, 0.07), transparent 65%),
    transparent;
}

.start-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.start-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 100%;
  padding: 1.5rem 1.35rem 1.45rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    linear-gradient(165deg, rgba(0, 168, 255, 0.06), transparent 42%),
    var(--bg-elevated);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.start-card:hover,
.start-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-glow);
}

.start-card:hover .start-icon,
.start-card:focus-within .start-icon {
  color: var(--accent-bright);
}

.start-icon {
  display: inline-flex;
  margin-bottom: 1.1rem;
  color: var(--accent);
  transition: color 0.25s var(--ease);
}

.start-card h3 {
  font-size: 1.18rem;
  margin-bottom: 0.65rem;
}

.start-card > p {
  flex: 1;
  margin-bottom: 1.35rem;
  font-size: 0.98rem;
  color: var(--text-soft);
}

.start-card-btn {
  width: auto;
  min-height: 2.75rem;
  padding-inline: 1.15rem;
}

.start-card-btn:focus-visible {
  box-shadow: var(--focus);
}

/* --- Contact ------------------------------------------------------------- */

.contact {
  background:
    radial-gradient(800px 400px at 80% 20%, rgba(0, 168, 255, 0.08), transparent 60%),
    var(--bg-deep);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.contact-layout .section-header {
  margin-bottom: 0;
}

.contact-meta {
  margin-top: 1.75rem;
  display: grid;
  gap: 1rem;
}

.contact-label {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.contact-meta a,
.contact-meta span:not(.contact-label) {
  color: var(--text);
}

.contact-form {
  padding: clamp(1.35rem, 3vw, 1.85rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(15, 31, 53, 0.85);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
}

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

.form-field {
  margin-bottom: 1rem;
}

.form-field label {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 0.92rem;
  color: var(--text);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.8rem 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-deep);
  color: var(--text);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-soft);
  opacity: 0.75;
}

.form-field input:hover,
.form-field select:hover,
.form-field textarea:hover {
  border-color: rgba(120, 170, 220, 0.28);
}

.form-field input.is-invalid,
.form-field select.is-invalid,
.form-field textarea.is-invalid {
  border-color: var(--danger);
}

.form-field textarea {
  resize: vertical;
  min-height: 8rem;
}

.form-check {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.7rem;
  align-items: start;
}

.form-check input {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.2rem;
  accent-color: var(--accent);
}

.form-check label {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.form-check .field-error {
  grid-column: 1 / -1;
}

.field-error {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: var(--danger);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
}

.form-note {
  font-size: 0.92rem;
  color: var(--text-soft);
}

.form-note.is-success {
  color: var(--success);
}

.form-note.is-error {
  color: var(--danger);
}

/* --- Footer -------------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--line);
  background: #050d18;
  padding: 3.5rem 0 1.75rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  margin-top: 0.9rem;
  max-width: 22rem;
  color: var(--text-soft);
}

.footer-address {
  display: block;
  margin: 0;
  font-style: normal;
  line-height: 1.55;
  max-width: 16.5rem;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.contact-address {
  display: block;
  line-height: 1.55;
  max-width: 18rem;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.footer-heading {
  margin-bottom: 0.85rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
}

.footer-nav ul,
.footer-contact ul {
  display: grid;
  gap: 0.55rem;
}

.footer-nav a,
.footer-contact a,
.footer-contact li {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.footer-nav a:hover,
.footer-contact a:hover {
  color: var(--accent-bright);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--text-soft);
}

.footer-note {
  opacity: 0.85;
}

/* --- Reveal animations --------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* --- Keyframes ----------------------------------------------------------- */

@keyframes pulse-glow {
  0%,
  100% {
    opacity: 0.7;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.06);
  }
}

@keyframes dash-move {
  to {
    stroke-dashoffset: -220;
  }
}

@keyframes float-soft {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* --- Responsive ---------------------------------------------------------- */

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

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

  .process-track::before {
    display: none;
  }

  .why-layout,
  .contact-layout,
  .multilingual-panel {
    grid-template-columns: 1fr;
  }

  .why-layout .section-header {
    position: static;
  }

  .multilingual-visual {
    order: -1;
  }
}

@media (max-width: 1100px) {
  .brand-logo {
    width: 205px;
  }

  .nav-list a {
    padding: 0.5rem 0.6rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 4.5rem; /* ~72px */
  }

  .brand-logo {
    width: 180px;
  }

  .brand-logo--footer {
    width: 190px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    padding: 0.75rem 1rem 1.15rem;
    background: rgba(7, 17, 31, 0.96);
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease), visibility 0.3s;
  }

  .site-nav.is-open {
    transform: none;
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }

  .nav-list a {
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
  }

  .nav-cta {
    margin: 0.35rem 0 0;
    text-align: center;
    justify-content: center;
  }

  .hero {
    min-height: auto;
    padding-top: 2.75rem;
    padding-bottom: 3.5rem;
  }

  .section {
    padding: 4.25rem 0;
  }

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

  .footer-address,
  .contact-address {
    max-width: 100%;
  }
}

@media (max-width: 560px) {
  .service-grid,
  .project-grid,
  .start-grid,
  .process-track {
    grid-template-columns: 1fr;
  }

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

  .btn {
    width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

/* --- Reduced motion ------------------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .start-card:hover,
  .start-card:focus-within {
    transform: none;
  }

  .service-item:hover,
  .service-item:focus-visible {
    transform: none;
  }

  .service-item:hover .service-arrow,
  .service-item:focus-visible .service-arrow {
    transform: none;
  }
}

/* Body lock when mobile menu open */
body.nav-open {
  overflow: hidden;
}