/* =========================================================
   WAVE — рішення для бізнесу
   Design tokens
   ========================================================= */
:root {
  /* Color */
  --ink: #0a0d12;
  --ink-soft: #12161e;
  --ink-card: #151a23;
  --line: rgba(237, 239, 238, 0.09);
  --line-strong: rgba(237, 239, 238, 0.16);
  --foam: #edefee;
  --foam-dim: #a7adb6;
  --graphite: #6d7480;
  --wave: #33e6c4;
  --wave-dim: rgba(51, 230, 196, 0.14);
  --deep: #3d6bff;
  --gradient: linear-gradient(120deg, #33e6c4 0%, #3d6bff 100%);

  /* Type */
  --f-display: "Unbounded", "Arial Narrow", sans-serif;
  --f-body: "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Layout */
  --container: 1180px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 18px;
  --radius-sm: 10px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* =========================================================
   Reset
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}
body, h1, h2, h3, h4, p, figure, blockquote { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input { font: inherit; color: inherit; }
:focus-visible {
  outline: 2px solid var(--wave);
  outline-offset: 3px;
  border-radius: 4px;
}

html, body {
  overflow-x: hidden;
  max-width: 100%;
}

body {
  background: var(--ink);
  color: var(--foam);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

section { position: relative; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--wave);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--wave);
}

h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--foam);
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(36px, 6vw, 64px);
}
.section-head h2 {
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.12;
  margin-top: 14px;
}
.section-head p {
  margin-top: 16px;
  color: var(--foam-dim);
  font-size: 17px;
  max-width: 52ch;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 26px;
  border-radius: 100px;
  font-family: var(--f-body);
  font-weight: 700;
  font-size: 15px;
  white-space: nowrap;
  transform: translate(var(--mx, 0), var(--my, 0));
  transition: transform 0.25s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease), color 0.35s var(--ease), border-color .35s var(--ease);
}
.btn svg { width: 16px; height: 16px; flex: none; transition: transform 0.35s var(--ease); }

.btn-primary {
  background: var(--gradient);
  color: #06110f;
}
.btn-primary:hover {
  transform: translate(var(--mx, 0px), calc(var(--my, 0px) - 2px));
  box-shadow: 0 14px 30px -10px rgba(51, 230, 196, 0.45);
}
.btn-primary:hover svg { transform: translate(3px, -3px); }

.btn-ghost {
  border: 1px solid var(--line-strong);
  color: var(--foam);
  background: rgba(237,239,238,0.02);
}
.btn-ghost:hover {
  border-color: var(--wave);
  color: var(--wave);
  transform: translate(var(--mx, 0px), calc(var(--my, 0px) - 2px));
}

.btn-block { width: 100%; }

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  padding: 18px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), padding 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(10, 13, 18, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
  padding-block: 13px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.brand-mark { width: 30px; height: 20px; flex: none; }
.brand-mark path {
  fill: none;
  stroke: url(#brandGradient);
  stroke-width: 2.4;
  stroke-linecap: round;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-desktop a {
  font-size: 14.5px;
  color: var(--foam-dim);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.3s var(--ease);
}
.nav-desktop a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 1px;
  background: var(--wave);
  transition: right 0.35s var(--ease);
}
.nav-desktop a:hover { color: var(--foam); }
.nav-desktop a:hover::after { right: 0; }

.header-actions { display: flex; align-items: center; gap: 18px; }
.header-actions .btn-primary { padding: 12px 22px; font-size: 14px; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  flex: none;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after {
  content: "";
  display: block;
  width: 20px; height: 1.5px;
  background: var(--foam);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle { position: relative; flex-direction: column; gap: 5px; }
.nav-toggle span { position: relative; }
.nav-toggle::before, .nav-toggle::after { position: absolute; left: 10px; }
.nav-toggle::before { top: 13px; }
.nav-toggle::after { top: 27px; }
.nav-toggle.is-open span { opacity: 0; }
.nav-toggle.is-open::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open::after { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  inset: 0;
  top: 0;
  background: var(--ink);
  z-index: 90;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
  padding: 100px var(--gutter) 60px;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.mobile-nav.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.mobile-nav a {
  font-family: var(--f-display);
  font-size: 30px;
  color: var(--foam);
}
.mobile-nav .btn {
  margin-top: 12px;
  align-self: stretch;
  width: 100%;
  justify-content: center;
  white-space: normal;
  text-align: center;
  line-height: 1.3;
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  padding: 160px var(--gutter) 100px;
  position: relative;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -220px; right: -160px;
  width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(51,230,196,0.16), transparent 70%);
  filter: blur(10px);
  pointer-events: none;
  transform: translate(var(--gx, 0px), var(--gy, 0px));
  transition: transform 0.6s var(--ease);
}
.hero-inner {
  max-width: var(--container);
  margin-inline: auto;
  position: relative;
}
.hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 34px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--foam-dim);
  border: 1px solid var(--line-strong);
  padding: 7px 14px;
  border-radius: 100px;
}
.hero-badge .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--wave);
  box-shadow: 0 0 0 4px var(--wave-dim);
}

.hero-title {
  font-size: clamp(36px, 6.8vw, 78px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.025em;
  max-width: 15ch;
}
.hero-title em {
  font-style: normal;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  margin-top: 26px;
  font-size: clamp(16px, 2vw, 19px);
  color: var(--foam-dim);
  max-width: 46ch;
}

.hero-cta {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-waveform {
  margin-top: 90px;
  height: 110px;
  width: 100%;
}
.hero-waveform svg { width: 100%; height: 100%; display: block; }
.hero-waveform path {
  fill: none;
  stroke-width: 1.4;
  stroke-dasharray: 1600;
  stroke-dashoffset: 1600;
}
.wave-path-1 { stroke: var(--wave); opacity: 0.75; }
.wave-path-2 { stroke: var(--deep); opacity: 0.45; }
.wave-path-3 { stroke: var(--line-strong); opacity: 0.9; }

/* Page-load entrance sequence */
@keyframes heroUp {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes drawWave {
  to { stroke-dashoffset: 0; }
}
.hero [data-load] {
  opacity: 0;
}
body.is-loaded .hero [data-load] {
  animation: heroUp 0.9s var(--ease) forwards;
  animation-delay: calc(var(--d, 0) * 1ms);
}
body.is-loaded .hero-waveform path {
  animation: drawWave 1.8s var(--ease) forwards;
  animation-delay: calc(560ms + var(--pd, 0) * 1ms);
}
@media (prefers-reduced-motion: reduce) {
  .hero [data-load] { opacity: 1; animation: none; transform: none; }
  .hero-waveform path { stroke-dashoffset: 0; animation: none; }
}

.hero-stats {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.hero-stats div { display: flex; flex-direction: column; gap: 4px; }
.hero-stats strong {
  font-family: var(--f-display);
  font-size: 20px;
  color: var(--foam);
}
.hero-stats span {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--graphite);
  letter-spacing: 0.03em;
}

/* =========================================================
   Signal divider (signature element)
   ========================================================= */
.signal-divider {
  padding: 6px var(--gutter) 6px;
  overflow: hidden;
}
.signal-divider svg { width: 100%; height: 46px; display: block; }
.signal-divider path {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 1.2;
}
.signal-divider .signal-active {
  stroke: var(--wave);
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  transition: stroke-dashoffset 1.6s var(--ease);
}
.signal-divider.in-view .signal-active { stroke-dashoffset: 0; }

/* =========================================================
   Reveal-on-scroll
   ========================================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].in-view { opacity: 1; transform: translateY(0); }
[data-reveal-group] > * { transition-delay: calc(var(--i, 0) * 90ms); }

/* =========================================================
   About
   ========================================================= */
.about {
  padding: 100px var(--gutter);
  border-top: 1px solid var(--line);
}
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(30px, 6vw, 90px);
  align-items: start;
}
.about-lead {
  font-family: var(--f-display);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.35;
  color: var(--foam);
}
.about-lead .accent { color: var(--wave); }

.about-points {
  display: grid;
  gap: 26px;
}
.about-point {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.about-point:last-child { border-bottom: none; padding-bottom: 0; }
.about-point-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--wave-dim);
  display: flex; align-items: center; justify-content: center;
  color: var(--wave);
}
.about-point-icon svg { width: 19px; height: 19px; }
.about-point h4 { font-size: 16.5px; margin-bottom: 6px; }
.about-point p { color: var(--foam-dim); font-size: 14.5px; }

/* =========================================================
   Services
   ========================================================= */
.services { padding: 100px var(--gutter); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  background: var(--ink-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), background 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 0%), rgba(51,230,196,0.10), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  pointer-events: none;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  background: #171d27;
}
.service-card:hover::before { opacity: 1; }
.service-index {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--graphite);
  letter-spacing: 0.06em;
}
.service-card h3 {
  font-size: 19px;
  margin-top: 44px;
  margin-bottom: 10px;
}
.service-card p {
  font-size: 14.5px;
  color: var(--foam-dim);
}

/* =========================================================
   Portfolio
   ========================================================= */
.portfolio { padding: 100px var(--gutter); border-top: 1px solid var(--line); }
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.portfolio-card {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-card);
  display: block;
  position: relative;
}
.portfolio-media {
  aspect-ratio: 16 / 11;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #141a23, #0d1117);
}
.portfolio-media svg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  transition: transform 0.7s var(--ease);
}
.portfolio-card:hover .portfolio-media svg { transform: scale(1.06); }

/* Live scaled-down preview of the actual deployed site */
.portfolio-frame {
  position: absolute;
  top: 0; left: 0;
  width: 400%;
  height: 400%;
  border: 0;
  pointer-events: none;
  transform: scale(0.25);
  transform-origin: top left;
  transition: transform 0.7s var(--ease);
  background: #fff;
}
.portfolio-card:hover .portfolio-frame { transform: scale(0.27); }
.portfolio-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(10,13,18,0.55) 100%);
  pointer-events: none;
}
.portfolio-tag {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 2;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(10,13,18,0.7);
  border: 1px solid var(--line-strong);
  color: var(--wave);
  padding: 6px 12px;
  border-radius: 100px;
  backdrop-filter: blur(6px);
}
.portfolio-body {
  padding: 24px 26px 26px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}
.portfolio-body h3 { font-size: 19px; margin-bottom: 8px; }
.portfolio-body p { font-size: 14px; color: var(--foam-dim); max-width: 34ch; }
.portfolio-arrow {
  width: 42px; height: 42px;
  flex: none;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.4s var(--ease), background 0.4s var(--ease), border-color 0.4s var(--ease);
}
.portfolio-arrow svg { width: 16px; height: 16px; transition: transform 0.4s var(--ease); }
.portfolio-card:hover .portfolio-arrow {
  background: var(--gradient);
  border-color: transparent;
}
.portfolio-card:hover .portfolio-arrow svg { transform: rotate(45deg); color: #06110f; }

.portfolio-note {
  margin-top: 26px;
  font-size: 13.5px;
  color: var(--graphite);
  font-family: var(--f-mono);
}

/* =========================================================
   Process
   ========================================================= */
.process { padding: 100px var(--gutter); border-top: 1px solid var(--line); }
.process-list { display: grid; gap: 0; }
.process-step {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.process-step:first-child { padding-top: 0; }
.process-step:last-child { border-bottom: none; }
.process-num {
  font-family: var(--f-mono);
  font-size: 15px;
  color: var(--wave);
  padding-top: 4px;
}
.process-body h3 {
  font-size: 21px;
  margin-bottom: 8px;
}
.process-body p { color: var(--foam-dim); font-size: 15px; max-width: 56ch; }

/* =========================================================
   Advantages
   ========================================================= */
.advantages {
  padding: 100px var(--gutter);
  background: var(--ink-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.advantage-item {
  background: var(--ink-soft);
  padding: 30px 24px;
  transition: background 0.35s var(--ease);
}
.advantage-item:hover { background: #171d27; }
.advantage-item svg { width: 22px; height: 22px; color: var(--wave); margin-bottom: 18px; }
.advantage-item h4 { font-size: 15.5px; margin-bottom: 6px; }
.advantage-item p { font-size: 13.5px; color: var(--foam-dim); }

/* =========================================================
   CTA / Order
   ========================================================= */
.cta-section {
  padding: 110px var(--gutter);
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
}
.cta-glow {
  position: absolute;
  left: 12%; top: 20%;
  width: 900px; height: 500px;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse, rgba(61,107,255,0.16), transparent 70%);
  pointer-events: none;
}
.cta-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: clamp(30px, 6vw, 80px);
  align-items: start;
}
.cta-section h2 {
  font-size: clamp(30px, 4.6vw, 50px);
  line-height: 1.12;
}
.cta-text p {
  margin-top: 18px;
  color: var(--foam-dim);
  font-size: 16px;
  max-width: 44ch;
}
.cta-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}
.cta-actions .btn { padding: 17px 30px; font-size: 15.5px; }
.cta-phone {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 15px;
  color: var(--foam);
  transition: color 0.3s var(--ease);
}
.cta-phone svg { width: 17px; height: 17px; color: var(--wave); flex: none; }
.cta-phone:hover { color: var(--wave); }

.cta-hint {
  margin-top: 26px;
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--graphite);
}

/* ---------- Lead form ---------- */
.lead-form {
  background: var(--ink-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(26px, 4vw, 34px);
}
.lead-form-head { margin-bottom: 22px; }
.lead-form-head span {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--wave);
}
.lead-form-head h3 { font-size: 20px; margin-top: 10px; }

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 13px;
  color: var(--foam-dim);
  margin-bottom: 8px;
}
.field-optional {
  color: var(--graphite);
  font-weight: 400;
}
.field input, .field textarea {
  width: 100%;
  background: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--foam);
  font-size: 15px;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.field input::placeholder, .field textarea::placeholder { color: var(--graphite); }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--wave);
  box-shadow: 0 0 0 3px var(--wave-dim);
}
.field textarea { resize: vertical; min-height: 90px; }
.field input[aria-invalid="true"] {
  border-color: #ff8b7a;
}
.field-error {
  min-height: 0;
  margin: 0;
  font-size: 12.5px;
  color: #ff8b7a;
  display: none;
}
.field-error.is-visible {
  display: block;
  margin-top: 7px;
}

.form-status {
  min-height: 20px;
  margin-top: 6px;
  font-size: 13.5px;
}
.form-status--success { color: var(--wave); }
.form-status--error { color: #ff8b7a; }

.lead-form-note {
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--graphite);
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  padding: 50px var(--gutter) 34px;
  border-top: 1px solid var(--line);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 30px;
  padding-bottom: 34px;
}
.footer-brand { max-width: 320px; }
.footer-brand .brand { margin-bottom: 12px; }
.footer-brand p { color: var(--foam-dim); font-size: 14px; }
.footer-links { display: flex; gap: 60px; flex-wrap: wrap; }
.footer-col h5 {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--graphite);
  margin-bottom: 14px;
}
.footer-col a, .footer-col span {
  display: block;
  font-size: 14.5px;
  color: var(--foam-dim);
  margin-bottom: 10px;
  transition: color 0.3s var(--ease);
}
.footer-col a:hover { color: var(--wave); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 12.5px;
  color: var(--graphite);
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px) {
  .about-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-grid { grid-template-columns: 1fr; }
  .nav-desktop, .header-actions .btn-ghost { display: none; }
  .nav-toggle { display: inline-flex; }
}

@media (max-width: 720px) {
  .hero { padding-top: 130px; }
  .hero-waveform { margin-top: 60px; height: 74px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .process-step { grid-template-columns: 1fr; gap: 10px; }
  .advantages-grid { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
  .header-actions .btn-primary span { display: none; }
}

@media (max-width: 400px) {
  .hero-title { max-width: none; }
  .hero-stats { gap: 16px 24px; }
}