/* ===================================================================
   rinatsultan.com/2 — "Barajatr / Бара жатыр" Edition
   Vibe: Qazaq Indie · Warm Lo-fi Dusk · Analog Cassette & Vinyl Liner Notes
   Palette: Deep Twilight #121318 · Dusty Clay #D97757 · Warm Amber #E8A858 · Paper #F4EDE2
   =================================================================== */

:root {
  --bg: #121318;
  --bg-deep: #0b0c10;
  --bg-card: rgba(24, 26, 34, 0.85);
  --bg-card-warm: rgba(34, 30, 28, 0.8);
  --bg-tape: #1c1f28;
  --paper: #f4ede2;
  --paper-dim: rgba(244, 237, 226, 0.72);
  --paper-faint: rgba(244, 237, 226, 0.4);
  --amber: #e8a858;
  --amber-bright: #ffc470;
  --amber-glow: rgba(232, 168, 88, 0.18);
  --terracotta: #d97757;
  --terracotta-dim: rgba(217, 119, 87, 0.25);
  --tape-red: #d65d45;
  --tape-green: #7e9a75;
  --tape-sage: #5a6654;
  --line: rgba(244, 237, 226, 0.1);
  --line-warm: rgba(232, 168, 88, 0.22);
  --line-strong: rgba(244, 237, 226, 0.2);
  
  --font-serif: "Iowan Old Style", "Newsreader", "Fraunces", "Baskerville", "Palatino Linotype", Georgia, serif;
  --font-sans: "Avenir Next", "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", "Cascadia Code", "Courier New", monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  background-color: var(--bg);
}

body {
  margin: 0;
  overflow-x: clip;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--paper);
  background:
    radial-gradient(1000px 700px at 80% -5%, rgba(217, 119, 87, 0.12), transparent 60%),
    radial-gradient(800px 600px at 15% 25%, rgba(232, 168, 88, 0.08), transparent 50%),
    radial-gradient(900px 800px at 85% 65%, rgba(94, 106, 87, 0.1), transparent 55%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

::selection {
  background: var(--amber);
  color: var(--bg-deep);
}

/* Analog noise grain */
.grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.038;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Street dusk subtle vignette */
.dusk-vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background: radial-gradient(circle at 50% 30%, transparent 60%, rgba(11, 12, 16, 0.6) 100%);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
}

.wrap {
  width: min(1140px, 92vw);
  margin-inline: auto;
  position: relative;
  z-index: 2;
}

/* -------------------------------------------------------------------
   TAPE TOP BAR (Barajatr cassette spine)
   ------------------------------------------------------------------- */
.tape-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(18, 19, 24, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.tape-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0;
  gap: 1rem;
}

.tape-meta-left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.tape-rec-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tape-red);
  box-shadow: 0 0 8px var(--tape-red);
  animation: pulse-dot 2.4s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.tape-label {
  color: var(--amber);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tape-track-name {
  color: var(--paper-dim);
  display: none;
}
@media (min-width: 680px) {
  .tape-track-name { display: inline-block; }
}

/* Mini Cassette Spool Animation */
.tape-player-widget {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: rgba(244, 237, 226, 0.04);
  border: 1px solid var(--line);
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
}

.spool-icon {
  width: 14px;
  height: 14px;
  border: 2px solid var(--amber);
  border-radius: 50%;
  position: relative;
  animation: spin-spool 6s linear infinite;
}
.spool-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 4px;
  background: var(--amber);
  transform: translate(-50%, -50%);
  border-radius: 50%;
}
@keyframes spin-spool {
  100% { transform: rotate(360deg); }
}

.tape-time {
  color: var(--amber-bright);
  font-variant-numeric: tabular-nums;
}

.tape-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.tape-nav a {
  color: var(--paper-dim);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.tape-nav a:hover {
  color: var(--amber);
}

.tape-nav .active-pill {
  background: var(--line-warm);
  color: var(--amber);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
}

@media (max-width: 820px) {
  .tape-nav { display: none; }
}

/* -------------------------------------------------------------------
   HERO: SIDE A · TRACK 01 (Бара жатырмын)
   ------------------------------------------------------------------- */
.hero-tape {
  padding: 4.5rem 0 3.5rem;
  position: relative;
}

.hero-tape-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 3.5rem;
  align-items: center;
}

.tape-badge-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}

.tape-stamp {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
  background: rgba(217, 119, 87, 0.15);
  color: var(--terracotta);
  border: 1px solid rgba(217, 119, 87, 0.35);
}

.tape-stamp.amber {
  background: rgba(232, 168, 88, 0.14);
  color: var(--amber);
  border-color: rgba(232, 168, 88, 0.35);
}

.hero-title-main {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  font-weight: 400;
  line-height: 1.12;
  margin: 0 0 1.4rem;
  color: var(--paper);
  letter-spacing: -0.015em;
}

.hero-title-main em {
  font-style: italic;
  color: var(--amber);
  font-family: var(--font-serif);
}

.hero-sub-text {
  font-size: 1.12rem;
  line-height: 1.68;
  color: var(--paper-dim);
  margin: 0 0 1.5rem;
  max-width: 38rem;
}

.hero-sub-text b {
  color: var(--paper);
  font-weight: 500;
}

.hero-role-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--paper-dim);
  background: rgba(244, 237, 226, 0.04);
  border: 1px solid var(--line);
  padding: 0.45rem 0.9rem;
  border-radius: 4px;
  margin-bottom: 2rem;
}

.hero-role-pill span {
  color: var(--tape-green);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.8rem;
}

.btn-tape {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--terracotta);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.85rem 1.6rem;
  border-radius: 3px;
  font-weight: 500;
  box-shadow: 0 4px 18px rgba(217, 119, 87, 0.25);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.btn-tape:hover {
  background: #e28363;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(217, 119, 87, 0.35);
}

.btn-tape.ghost {
  background: transparent;
  color: var(--paper);
  border: 1px solid var(--line-strong);
  box-shadow: none;
}
.btn-tape.ghost:hover {
  border-color: var(--amber);
  color: var(--amber);
  background: rgba(232, 168, 88, 0.06);
}

/* Photo Cassette Sleeve */
.photo-cassette {
  position: relative;
}

.photo-sleeve-frame {
  position: relative;
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--line-warm);
  border-radius: 6px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
}

.photo-sleeve-frame::before {
  content: "SIDE A · MASTER TAPE";
  position: absolute;
  top: -9px;
  left: 20px;
  background: var(--bg);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.photo-sleeve-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1/1;
  object-fit: cover;
  border-radius: 3px;
  filter: contrast(1.05) saturate(0.95);
  border: 1px solid rgba(0, 0, 0, 0.3);
}

.photo-sleeve-caption {
  margin-top: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--paper-faint);
  font-size: 0.76rem;
}

.photo-sleeve-caption span:last-child {
  color: var(--amber);
}

/* -------------------------------------------------------------------
   AREAS: 4 CHORDS / DIRECTIONS (Агентные продажи, 1С, Цех, Поиск)
   ------------------------------------------------------------------- */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.area-chord {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 1.3rem 1.4rem;
  border-radius: 4px;
  position: relative;
  transition: border-color 0.25s ease, transform 0.2s ease;
}

.area-chord:hover {
  border-color: var(--line-warm);
  transform: translateY(-2px);
}

.area-chord-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--amber);
  margin-bottom: 0.4rem;
  letter-spacing: 0.08em;
}

.area-chord h3 {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
  color: var(--paper);
}

.area-chord p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--paper-dim);
}

/* -------------------------------------------------------------------
   THE THESIS BREAK (Вайб Barajatr: без шума и экранов)
   ------------------------------------------------------------------- */
.thesis-section {
  padding: 4.5rem 0;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
  background: rgba(232, 168, 88, 0.025);
  margin: 3rem 0;
}

.thesis-box {
  max-width: 48rem;
  margin-inline: auto;
  text-align: center;
}

.thesis-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.8vw, 1.95rem);
  line-height: 1.4;
  color: var(--paper);
  margin: 0 0 1.2rem;
  font-weight: 400;
}

.thesis-quote em {
  color: var(--amber);
  font-style: italic;
}

.thesis-sub {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--paper-dim);
  letter-spacing: 0.05em;
}

/* -------------------------------------------------------------------
   SECTIONS & TRACK HEADERS
   ------------------------------------------------------------------- */
.tape-section {
  padding: 4.5rem 0;
  position: relative;
}

.track-header {
  margin-bottom: 2.8rem;
}

.track-index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.5rem;
}

.track-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.6vw, 2.7rem);
  font-weight: 400;
  line-height: 1.18;
  margin: 0;
  color: var(--paper);
}

.track-desc {
  font-size: 1.05rem;
  color: var(--paper-dim);
  margin: 0.75rem 0 0;
  max-width: 38rem;
}

/* -------------------------------------------------------------------
   METHOD: 4 LINER STEPS (Ограничения → Процесс → Данные → Агенты)
   ------------------------------------------------------------------- */
.steps-liner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}

.liner-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 1.5rem 1.35rem;
  border-radius: 4px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.liner-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--line);
  transition: background 0.25s ease;
}

.liner-card:hover::before {
  background: var(--amber);
}

.liner-num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 0.8rem;
}

.liner-card h3 {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 0.55rem;
  color: var(--paper);
}

.liner-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--paper-dim);
}

.liner-footer-note {
  margin-top: 1.8rem;
  padding: 1rem 1.4rem;
  background: rgba(244, 237, 226, 0.03);
  border-left: 2px solid var(--amber);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--paper-dim);
}

/* -------------------------------------------------------------------
   PRACTICE & GROUND (Завод в Казани + Живой Кейс)
   ------------------------------------------------------------------- */
.ground-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.ground-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 2rem;
}

.ground-card.highlight {
  border-color: var(--line-warm);
  background: linear-gradient(180deg, rgba(34, 30, 28, 0.9), rgba(24, 26, 34, 0.85));
}

.ground-card h3 {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 400;
  margin: 0 0 1rem;
  color: var(--paper);
}

.ground-card p {
  color: var(--paper-dim);
  font-size: 0.96rem;
  line-height: 1.65;
  margin: 0 0 1.2rem;
}

.ground-card p b {
  color: var(--paper);
}

.case-preview-box {
  background: rgba(18, 19, 24, 0.7);
  border: 1px solid var(--line);
  padding: 1.2rem;
  border-radius: 4px;
  margin-top: 1.4rem;
}

.case-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-bottom: 1rem;
  text-align: center;
}

.case-stat-item b {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--amber);
}

.case-stat-item span {
  font-size: 0.72rem;
  color: var(--paper-faint);
  font-family: var(--font-mono);
}

/* Timeline in Tape Style */
.tape-timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 1px dashed var(--line);
}

.tape-timeline li {
  padding-left: 1.4rem;
  margin-bottom: 1.1rem;
  position: relative;
  font-size: 0.9rem;
  color: var(--paper-dim);
}

.tape-timeline li::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 7px;
  width: 7px;
  height: 7px;
  background: var(--amber);
  border-radius: 50%;
}

.tape-timeline .t-year {
  font-family: var(--font-mono);
  color: var(--amber);
  font-size: 0.78rem;
  margin-right: 0.5rem;
}

/* -------------------------------------------------------------------
   PERSPECTIVE / MANIFESTO: AI В ПРОМЫШЛЕННОСТИ
   ------------------------------------------------------------------- */
.manifesto-box {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 2.5rem;
  position: relative;
}

.manifesto-flow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 1.5rem 0 2rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.flow-node {
  padding: 0.4rem 0.8rem;
  background: rgba(244, 237, 226, 0.05);
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--paper);
}

.flow-node.active {
  background: rgba(232, 168, 88, 0.15);
  border-color: var(--amber);
  color: var(--amber-bright);
}

.flow-arrow {
  color: var(--terracotta);
}

.manifesto-text p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--paper-dim);
  margin: 0 0 1rem;
  max-width: 46rem;
}

/* -------------------------------------------------------------------
   FORMATS: THREE WAYS TO START (Заходи на чай)
   ------------------------------------------------------------------- */
.formats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.format-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 2rem 1.6rem;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.format-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-warm);
}

.format-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.format-card h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  margin: 0 0 0.8rem;
  color: var(--paper);
}

.format-target {
  font-size: 0.88rem;
  color: var(--paper-dim);
  line-height: 1.5;
  margin: 0 0 1rem;
}

.format-out {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--amber);
}

/* -------------------------------------------------------------------
   ICP / THE FILTER (С кем по пути / Кому честно не подойду)
   ------------------------------------------------------------------- */
.filter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.8rem;
}

.filter-box {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 2rem;
  border-radius: 4px;
}

.filter-box.positive {
  border-top: 3px solid var(--tape-green);
}

.filter-box.negative {
  border-top: 3px solid var(--tape-red);
}

.filter-box h3 {
  font-family: var(--font-sans);
  font-size: 1.18rem;
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--paper);
}

.filter-box ul {
  padding-left: 1.2rem;
  margin: 0 0 1.2rem;
}

.filter-box li {
  margin-bottom: 0.6rem;
  color: var(--paper-dim);
  font-size: 0.92rem;
  line-height: 1.55;
}

.filter-foot {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--paper-faint);
  margin: 0;
}

/* -------------------------------------------------------------------
   TECH TRANSPARENCY (Master Tape Diagnostics)
   ------------------------------------------------------------------- */
.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.tech-spec-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 1.8rem;
  border-radius: 4px;
}

.tech-spec-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.8rem;
}

.tech-spec-head b {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--paper);
}

.tech-spec-head span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--amber);
}

.tech-score-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  text-align: center;
  margin-bottom: 1.2rem;
}

.tech-score-item b {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--tape-green);
}

.tech-score-item span {
  font-size: 0.68rem;
  color: var(--paper-faint);
}

/* -------------------------------------------------------------------
   CONTACT / DIRECT LINE (Шақыр үйге шайға)
   ------------------------------------------------------------------- */
.contact-tape-box {
  background: linear-gradient(180deg, var(--bg-card-warm), var(--bg-card));
  border: 1px solid var(--line-warm);
  padding: 3.5rem 2.5rem;
  border-radius: 6px;
  text-align: center;
  position: relative;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
}

.contact-tape-box h2 {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 400;
  margin: 0 0 1rem;
  color: var(--paper);
}

.contact-tape-box p {
  font-size: 1.1rem;
  color: var(--paper-dim);
  max-width: 34rem;
  margin: 0 auto 2.2rem;
  line-height: 1.6;
}

.contact-buttons-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* -------------------------------------------------------------------
   FOOTER (Outro / Liner notes credits)
   ------------------------------------------------------------------- */
.tape-footer {
  padding: 3rem 0 4rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--paper-faint);
}

.tape-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.tape-footer a {
  color: var(--paper-dim);
  border-bottom: 1px solid rgba(244, 237, 226, 0.2);
}
.tape-footer a:hover {
  color: var(--amber);
  border-color: var(--amber);
}

/* -------------------------------------------------------------------
   RESPONSIVE ADAPTATIONS
   ------------------------------------------------------------------- */
@media (max-width: 960px) {
  .hero-tape-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .steps-liner {
    grid-template-columns: repeat(2, 1fr);
  }
  .formats-grid {
    grid-template-columns: 1fr;
  }
  .ground-grid {
    grid-template-columns: 1fr;
  }
  .filter-grid {
    grid-template-columns: 1fr;
  }
  .tech-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 580px) {
  .areas-grid {
    grid-template-columns: 1fr;
  }
  .steps-liner {
    grid-template-columns: 1fr;
  }
  .contact-tape-box {
    padding: 2.2rem 1.4rem;
  }
}