/* TEMPER — Endüstriyel kuvvet ekipmanları
   Modern · dinamik · yuvarlak hatlı · görsel öncelikli
   ---------------------------------------------------- */

:root {
  --bg:        #f3efe6;
  --bg-2:      #ebe6d8;
  --bg-3:      #e2dccb;
  --paper:     #fefcf5;
  --ink:       #0d0d0d;
  --ink-2:     #3a3a3a;
  --ink-3:     #6b6862;
  --ink-4:     #9a958a;
  --line:      #e1dccb;
  --line-2:    #c8c2b0;
  --accent:    #2d5040;
  --accent-2:  #3d6e58;
  --accent-l:  #c8d8c2;
  --accent-xl: #e8efe2;
  --highlight: #ffe857;
  --highlight-soft: #fef4c3;
  --warm-soft: #f4ebd8;
  --shadow-1:  0 2px 12px -4px rgba(13, 13, 13, 0.06);
  --shadow-2:  0 12px 40px -16px rgba(13, 13, 13, 0.10);
  --shadow-3:  0 24px 60px -24px rgba(13, 13, 13, 0.14);
  --shadow-ink: 0 12px 40px -12px rgba(45, 80, 64, 0.25);

  --r-xs:  10px;
  --r-sm:  16px;
  --r:     22px;
  --r-lg:  32px;
  --r-xl:  48px;
  --pill:  999px;

  --f-display: 'Sora', -apple-system, system-ui, sans-serif;
  --f-body:    'DM Sans', -apple-system, system-ui, sans-serif;
  --f-mono:    'IBM Plex Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*::selection { background: var(--highlight); color: var(--ink); }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; padding: 0; }

/* ============= LAYOUT GRID ============= */
.tx-grid {
  display: grid;
  grid-template-columns:
    [marg-l] 3.5rem
    [main-start] repeat(12, 1fr)
    [main-end] 2rem [marg-r];
  column-gap: 1.5rem;
  padding: 0 2rem;
  max-width: 1720px;
  margin: 0 auto;
}
.tx-main { grid-column: main-start / main-end; }
.tx-1-7  { grid-column: main-start / span 7; }
.tx-8-12 { grid-column: 9 / main-end; }
.tx-1-9  { grid-column: main-start / span 9; }
.tx-1-6  { grid-column: main-start / span 6; }
.tx-7-12 { grid-column: 8 / main-end; }
.tx-marg-l { grid-column: marg-l; }

@media (max-width: 1024px) {
  .tx-grid {
    grid-template-columns: [marg-l] 2.5rem [main-start] repeat(12, 1fr) [main-end] 1rem [marg-r];
    padding: 0 1.5rem;
    column-gap: 1rem;
  }
}
@media (max-width: 720px) {
  .tx-grid {
    grid-template-columns: [marg-l] 0 [main-start] repeat(12, 1fr) [main-end] 0 [marg-r];
    padding: 0 0.75rem;
    column-gap: 0.75rem;
  }
  .tx-1-7, .tx-1-9, .tx-1-6, .tx-8-12, .tx-7-12 {
    grid-column: main-start / main-end;
  }
}

/* ============= UTILITY ============= */
.tx-display {
  font-family: var(--f-display);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
}
.tx-mono {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  font-weight: 500;
}
.tx-mono-up {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}
.tx-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.tx-pill::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.tx-pill-dark {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.tx-pill-dark::before { background: var(--highlight); }

.tx-side-num {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  padding-top: 0.5rem;
  text-transform: uppercase;
  display: block;
}

/* ============= HEADER ============= */
.tx-header {
  position: sticky;
  top: 0;
  background: rgba(243, 239, 230, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 100;
  padding: 0.75rem 1.5rem;
}
.tx-header-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  max-width: 1720px;
  margin: 0 auto;
  background: var(--paper);
  border-radius: var(--pill);
  height: 64px;
  padding-left: 1.75rem;
  padding-right: 0.5rem;
  box-shadow: var(--shadow-1);
  border: 1px solid var(--line);
}
.tx-mark {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.tx-mark .dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink);
  position: relative;
  display: grid;
  place-items: center;
}
.tx-mark .dot::before {
  content: '';
  width: 12px;
  height: 12px;
  background: var(--highlight);
  border-radius: 50%;
}
.tx-mark .word {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.015em;
}

.tx-nav {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
}
.tx-nav a {
  font-family: var(--f-body);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-2);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--pill);
  transition: all 0.2s ease;
}
.tx-nav a .n {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--ink-4);
}
.tx-nav a:hover { background: var(--bg-2); color: var(--ink); }
.tx-nav a.active {
  background: var(--ink);
  color: var(--bg);
}
.tx-nav a.active .n { color: var(--highlight); }

.tx-header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.2rem;
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--pill);
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 0.88rem;
  transition: all 0.2s;
}
.tx-header-cta:hover { background: var(--accent); transform: translateY(-1px); }
.tx-header-cta::after { content: '→'; }

.tx-burger {
  display: none;
  width: 44px;
  height: 44px;
  background: var(--ink);
  border-radius: 50%;
  position: relative;
}
.tx-burger span {
  position: absolute;
  left: 12px; right: 12px;
  height: 2px;
  background: var(--bg);
  border-radius: 2px;
  transition: all 0.3s;
}
.tx-burger span:nth-child(1) { top: 16px; }
.tx-burger span:nth-child(2) { top: 21px; }
.tx-burger span:nth-child(3) { top: 26px; }
.tx-burger.open span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.tx-burger.open span:nth-child(2) { opacity: 0; }
.tx-burger.open span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

.tx-mobile {
  position: fixed;
  inset: 80px 0.75rem auto 0.75rem;
  background: var(--paper);
  border-radius: var(--r-lg);
  padding: 1.25rem;
  transform: translateY(-110%) scale(0.96);
  opacity: 0;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 99;
  visibility: hidden;
  box-shadow: var(--shadow-3);
  border: 1px solid var(--line);
}
.tx-mobile.open { transform: translateY(0) scale(1); visibility: visible; opacity: 1; }
.tx-mobile-nav { display: flex; flex-direction: column; gap: 0.25rem; }
.tx-mobile-nav a {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: -0.015em;
  padding: 0.85rem 1.1rem;
  border-radius: var(--r-sm);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  transition: background 0.2s;
}
.tx-mobile-nav a:hover { background: var(--bg-2); }
.tx-mobile-nav a span {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
}

@media (max-width: 1024px) {
  .tx-header-row { padding-left: 1rem; padding-right: 0.4rem; }
}
@media (max-width: 920px) {
  .tx-nav { display: none; }
  .tx-header-cta { display: none; }
  .tx-burger { display: block; }
  .tx-header-row { grid-template-columns: 1fr auto; }
}
@media (max-width: 720px) {
  .tx-header { padding: 0.5rem 0.75rem; }
  .tx-header-row { padding: 0 0.4rem 0 1.1rem; height: 60px; }
  .tx-mark .word { font-size: 1.15rem; }
}

/* ============= HERO ============= */
.tx-hero {
  padding: 2.5rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.tx-hero-meta {
  display: contents;
}
.tx-hero-meta .pill-row {
  grid-column: main-start / main-end;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.tx-hero h1 {
  grid-column: main-start / main-end;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(3rem, 9.5vw, 8.4rem);
  line-height: 0.92;
  letter-spacing: -0.04em;
  margin-bottom: 2rem;
}
.tx-hero h1 .mark {
  background: var(--highlight);
  padding: 0 0.12em;
  border-radius: 0.18em;
  display: inline-block;
}
.tx-hero h1 .accent {
  color: var(--accent);
}

.tx-hero-row {
  grid-column: main-start / main-end;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2.5rem;
  align-items: end;
  margin-bottom: 3rem;
}
.tx-hero-lede {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--ink-2);
  max-width: 36em;
  line-height: 1.55;
}
.tx-hero-cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ===== SHOWCASE — big rounded panel ===== */
.tx-hero-showcase {
  grid-column: main-start / main-end;
  background: var(--paper);
  border-radius: var(--r-xl);
  padding: 1rem;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1rem;
  position: relative;
  box-shadow: var(--shadow-2);
  border: 1px solid var(--line);
  overflow: hidden;
}
.tx-hero-showcase-feature {
  background: linear-gradient(140deg, var(--accent-xl) 0%, var(--bg-2) 100%);
  border-radius: var(--r-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.tx-hero-showcase-feature .head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.tx-hero-showcase-feature .head .badge {
  background: var(--ink);
  color: var(--bg);
  padding: 0.5rem 0.95rem;
  border-radius: var(--pill);
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tx-hero-showcase-feature .head .num {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}
.tx-hero-showcase-feature .illu {
  flex: 1;
  display: grid;
  place-items: center;
  position: relative;
}
.tx-hero-showcase-feature .illu svg {
  width: 80%;
  max-width: 380px;
  filter: drop-shadow(0 20px 40px rgba(13,13,13,0.10));
  animation: float 6s ease-in-out infinite;
}
.tx-hero-showcase-feature .foot h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  letter-spacing: -0.025em;
  line-height: 1;
  margin-bottom: 0.4rem;
}
.tx-hero-showcase-feature .foot p {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.tx-hero-showcase-side {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 1rem;
}
.tx-hero-showcase-card {
  background: var(--bg-2);
  border-radius: var(--r-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease;
}
.tx-hero-showcase-card:hover { transform: translateY(-3px); }
.tx-hero-showcase-card.dark {
  background: var(--ink);
  color: var(--bg);
}
.tx-hero-showcase-card.gold {
  background: var(--highlight);
}
.tx-hero-showcase-card .top {
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.tx-hero-showcase-card.dark .top { color: rgba(243,239,230,0.7); }
.tx-hero-showcase-card .visual {
  flex: 1;
  display: grid;
  place-items: center;
  min-height: 100px;
}
.tx-hero-showcase-card .visual svg {
  width: 70%;
  max-width: 200px;
  filter: drop-shadow(0 8px 20px rgba(13,13,13,0.08));
}
.tx-hero-showcase-card .name {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  line-height: 1.1;
}
.tx-hero-showcase-card .meta {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
  letter-spacing: 0.04em;
}
.tx-hero-showcase-card.dark .meta { color: rgba(243,239,230,0.6); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.85; }
}

@media (max-width: 920px) {
  .tx-hero-row { grid-template-columns: 1fr; gap: 1.5rem; }
  .tx-hero-cta { justify-content: flex-start; }
  .tx-hero-showcase { grid-template-columns: 1fr; }
  .tx-hero-showcase-side { grid-template-rows: auto auto; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
  .tx-hero-showcase-side { grid-template-columns: 1fr; }
}

/* ============= BUTTONS ============= */
.tx-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: var(--pill);
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.25s ease;
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.tx-btn-primary {
  background: var(--ink);
  color: var(--bg);
}
.tx-btn-primary:hover {
  background: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-ink);
}
.tx-btn-ghost {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--line);
}
.tx-btn-ghost:hover {
  border-color: var(--ink);
  background: var(--paper);
}
.tx-btn-yellow {
  background: var(--highlight);
  color: var(--ink);
}
.tx-btn-yellow:hover {
  background: var(--ink);
  color: var(--highlight);
  transform: translateY(-2px);
}
.tx-btn .arr { transition: transform 0.25s; }
.tx-btn:hover .arr { transform: translateX(4px); }

/* ============= STATS — pill cards ============= */
.tx-stats {
  padding: 0 0 4rem;
}
.tx-stats-row {
  grid-column: main-start / main-end;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.tx-stat-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  transition: all 0.25s;
}
.tx-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
}
.tx-stat-card.dark { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.tx-stat-card.green { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.tx-stat-card.gold { background: var(--highlight); border-color: var(--highlight); }
.tx-stat-card .lbl {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.tx-stat-card.dark .lbl { color: rgba(243,239,230,0.6); }
.tx-stat-card.green .lbl { color: rgba(243,239,230,0.7); }
.tx-stat-card .v {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1;
  letter-spacing: -0.04em;
}
.tx-stat-card .v sup {
  font-size: 0.4em;
  font-weight: 600;
  vertical-align: super;
  margin-left: 0.05em;
}
.tx-stat-card .v em {
  font-style: normal;
  font-family: var(--f-mono);
  font-size: 0.32em;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink-3);
  margin-left: 0.4em;
}
.tx-stat-card.dark .v em { color: rgba(243,239,230,0.5); }
.tx-stat-card.green .v em { color: rgba(243,239,230,0.6); }

@media (max-width: 880px) {
  .tx-stats-row { grid-template-columns: repeat(2, 1fr); }
}

/* ============= SECTION HEADER ============= */
.tx-section {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  position: relative;
}
.tx-section.alt { background: var(--bg-2); border-radius: 0; }

.tx-section-head {
  display: contents;
}
.tx-section-head .label {
  grid-column: main-start / main-end;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
  width: max-content;
  margin-bottom: 1.25rem;
}
.tx-section-head .label::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.tx-section-head h2 {
  grid-column: main-start / span 9;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
}
.tx-section-head h2 .accent { color: var(--accent); }
.tx-section-head h2 .mark {
  background: var(--highlight);
  padding: 0 0.1em;
  border-radius: 0.15em;
}
.tx-section-head .tail {
  grid-column: 11 / main-end;
  align-self: end;
  text-align: right;
}
.tx-section-head .tail a { display: inline-flex; align-items: center; gap: 0.4rem; }

.tx-section.alt .tx-section-head .label { background: var(--paper); }

@media (max-width: 720px) {
  .tx-section-head h2, .tx-section-head .tail { grid-column: main-start / main-end; }
  .tx-section-head .tail { text-align: left; margin-top: 1rem; }
}

/* ============= FEATURE CARDS (manifesto replacement) ============= */
.tx-features {
  grid-column: main-start / main-end;
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.tx-feat {
  background: var(--paper);
  border-radius: var(--r-lg);
  padding: 2rem;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all 0.3s ease;
}
.tx-feat:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.tx-feat.large { grid-column: span 2; }
.tx-feat.dark { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.tx-feat.green { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.tx-feat.gold { background: var(--highlight); border-color: var(--highlight); }
.tx-feat .icon {
  width: 56px;
  height: 56px;
  border-radius: var(--r-sm);
  background: var(--accent-xl);
  display: grid;
  place-items: center;
  position: relative;
}
.tx-feat.dark .icon { background: rgba(243,239,230,0.08); }
.tx-feat.green .icon { background: rgba(243,239,230,0.12); }
.tx-feat.gold .icon { background: var(--ink); }
.tx-feat .visual {
  flex: 1;
  min-height: 140px;
  border-radius: var(--r-sm);
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.tx-feat.dark .visual { background: rgba(243,239,230,0.04); }
.tx-feat.green .visual { background: rgba(243,239,230,0.08); }
.tx-feat.gold .visual { background: rgba(13,13,13,0.05); }
.tx-feat.large .visual { min-height: 220px; }
.tx-feat .visual svg { width: 60%; max-width: 200px; }
.tx-feat.large .visual svg { max-width: 320px; }
.tx-feat h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 1.8vw, 1.6rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.tx-feat p {
  color: var(--ink-2);
  font-size: 0.95rem;
  line-height: 1.5;
}
.tx-feat.dark p { color: rgba(243,239,230,0.7); }
.tx-feat.green p { color: rgba(243,239,230,0.78); }

.tx-feat .tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.tx-feat.dark .tag { color: var(--highlight); }
.tx-feat.green .tag { color: var(--accent-l); }

@media (max-width: 880px) {
  .tx-features { grid-template-columns: 1fr 1fr; }
  .tx-feat.large { grid-column: span 2; }
}
@media (max-width: 540px) {
  .tx-features { grid-template-columns: 1fr; }
  .tx-feat.large { grid-column: span 1; }
}

/* ============= PRODUCT CARDS (visual grid) ============= */
.tx-prods {
  grid-column: main-start / main-end;
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.tx-prod {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
}
.tx-prod:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
  border-color: var(--line-2);
}
.tx-prod .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.tx-prod .code {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--ink-2);
  background: var(--bg-2);
  padding: 0.35rem 0.7rem;
  border-radius: var(--pill);
}
.tx-prod .arr {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-2);
  display: grid;
  place-items: center;
  transition: all 0.25s;
}
.tx-prod:hover .arr { background: var(--accent); color: var(--bg); transform: rotate(-45deg); }
.tx-prod .visual {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--bg-2) 0%, var(--bg-3) 100%);
  border-radius: var(--r-sm);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.tx-prod .visual svg {
  width: 70%;
  max-width: 240px;
  filter: drop-shadow(0 8px 20px rgba(13,13,13,0.08));
  transition: transform 0.4s ease;
}
.tx-prod:hover .visual svg { transform: scale(1.05); }
.tx-prod h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.tx-prod p {
  color: var(--ink-2);
  font-size: 0.9rem;
}
.tx-prod .specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}
.tx-prod .specs span {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 0.3rem 0.65rem;
  background: var(--bg-2);
  border-radius: var(--pill);
}

.tx-prod.featured { grid-column: span 2; flex-direction: row; min-height: 380px; }
.tx-prod.featured .visual { aspect-ratio: 1/1; min-width: 0; flex: 1; }
.tx-prod.featured .body { flex: 1; padding: 0.5rem; display: flex; flex-direction: column; gap: 0.85rem; }
.tx-prod.featured h3 { font-size: 1.85rem; }

@media (max-width: 880px) {
  .tx-prods { grid-template-columns: 1fr 1fr; }
  .tx-prod.featured { grid-column: span 2; flex-direction: column; min-height: auto; }
}
@media (max-width: 540px) {
  .tx-prods { grid-template-columns: 1fr; }
  .tx-prod.featured { grid-column: span 1; }
}

/* Filter pills */
.tx-filter {
  grid-column: main-start / main-end;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2rem;
}
.tx-filter button {
  padding: 0.65rem 1.1rem;
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--ink-2);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  transition: all 0.2s;
}
.tx-filter button:hover {
  border-color: var(--ink);
}
.tx-filter button.active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* ============= PROCESS — rounded cards ============= */
.tx-process {
  grid-column: main-start / main-end;
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.tx-step {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  position: relative;
  transition: all 0.3s ease;
  min-height: 280px;
}
.tx-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.tx-section.alt .tx-step { background: var(--paper); }
.tx-step .n {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--highlight);
  display: grid;
  place-items: center;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.1rem;
}
.tx-step .icn {
  width: 100%;
  aspect-ratio: 16/8;
  margin: 0.5rem 0;
  background: var(--accent-xl);
  border-radius: var(--r-sm);
  display: grid;
  place-items: center;
}
.tx-step .icn svg { width: 70%; max-width: 100px; }
.tx-step h3 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.tx-step p {
  color: var(--ink-2);
  font-size: 0.88rem;
  line-height: 1.5;
}
.tx-step .meta {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-top: auto;
  padding-top: 0.5rem;
}

@media (max-width: 880px) { .tx-process { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .tx-process { grid-template-columns: 1fr; } }

/* ============= REFERENCES (visual grid) ============= */
.tx-saha {
  grid-column: main-start / main-end;
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.tx-saha-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: all 0.3s ease;
  cursor: pointer;
}
.tx-saha-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.tx-saha-card .visual {
  aspect-ratio: 16/9;
  background: var(--ink);
  border-radius: var(--r-sm);
  position: relative;
  overflow: hidden;
}
.tx-saha-card .visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,232,87,0.08), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(45,80,64,0.4), transparent 50%);
}
.tx-saha-card .visual svg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
.tx-saha-card .visual .tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.4rem 0.8rem;
  background: rgba(243,239,230,0.95);
  border-radius: var(--pill);
  font-family: var(--f-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  z-index: 2;
}
.tx-saha-card .visual .stats {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  display: flex;
  gap: 0.4rem;
  z-index: 2;
}
.tx-saha-card .visual .stats span {
  background: rgba(13,13,13,0.7);
  color: var(--bg);
  padding: 0.35rem 0.7rem;
  border-radius: var(--pill);
  font-family: var(--f-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  backdrop-filter: blur(6px);
}
.tx-saha-card .body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.tx-saha-card .body .row1 {
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.06em;
}
.tx-saha-card h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.tx-saha-card .loc {
  font-family: var(--f-body);
  font-size: 0.92rem;
  color: var(--ink-3);
}

@media (max-width: 720px) {
  .tx-saha { grid-template-columns: 1fr; }
}

/* ============= CALCULATOR ============= */
.tx-calc {
  grid-column: main-start / main-end;
  margin-top: 3rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  overflow: hidden;
  box-shadow: var(--shadow-2);
}
.tx-calc-form {
  padding: 2.5rem;
}
.tx-calc-result {
  background: var(--ink);
  color: var(--bg);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}
.tx-calc-result::before {
  content: '';
  position: absolute;
  inset: -50% -50% auto auto;
  width: 80%;
  aspect-ratio: 1/1;
  background: radial-gradient(circle, var(--accent) 0%, transparent 60%);
  opacity: 0.4;
}
.tx-calc-row { margin-bottom: 1.75rem; }
.tx-calc-row:last-child { margin-bottom: 0; }
.tx-calc-row .lbl {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 0.85rem;
  display: block;
}

.tx-calc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.tx-calc-chip {
  padding: 0.65rem 1.1rem;
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--ink-2);
  background: var(--bg-2);
  border: 1px solid transparent;
  border-radius: var(--pill);
  transition: all 0.2s;
}
.tx-calc-chip:hover { background: var(--bg-3); }
.tx-calc-chip.active {
  background: var(--ink);
  color: var(--bg);
}

.tx-calc-slider-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.85rem;
}
.tx-calc-slider-head .v {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.025em;
}
.tx-calc input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: var(--bg-2);
  border-radius: var(--pill);
  outline: none;
  cursor: pointer;
}
.tx-calc input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  background: var(--ink);
  border-radius: 50%;
  cursor: pointer;
  border: 3px solid var(--paper);
  box-shadow: 0 0 0 1px var(--line-2);
}

.tx-calc-result .lbl-out {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(243,239,230,0.55);
  margin-bottom: 1rem;
  position: relative;
}
.tx-calc-result .out-big {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(4rem, 8vw, 6.5rem);
  line-height: 0.92;
  letter-spacing: -0.05em;
  position: relative;
  margin-bottom: 0.5rem;
}
.tx-calc-result .out-big em {
  font-style: normal;
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: 0.18em;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--highlight);
  margin-left: 0.4rem;
  vertical-align: middle;
}
.tx-calc-result .meter {
  height: 6px;
  background: rgba(243,239,230,0.1);
  border-radius: var(--pill);
  margin: 1.5rem 0;
  position: relative;
  overflow: hidden;
}
.tx-calc-result .meter-fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: var(--highlight);
  border-radius: var(--pill);
  width: 33%;
  transition: width 0.5s ease;
}
.tx-calc-result .desc {
  font-size: 0.95rem;
  color: rgba(243,239,230,0.75);
  position: relative;
}
.tx-calc-result .rec {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: rgba(243,239,230,0.06);
  border-radius: var(--r-sm);
  position: relative;
}
.tx-calc-result .rec .h {
  font-family: var(--f-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--highlight);
  margin-bottom: 0.4rem;
}
.tx-calc-result .rec .name {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  margin-bottom: 0.25rem;
}
.tx-calc-result .rec .d {
  font-size: 0.82rem;
  color: rgba(243,239,230,0.65);
}

@media (max-width: 880px) {
  .tx-calc { grid-template-columns: 1fr; }
}

/* ============= CTA BAND ============= */
.tx-cta-band {
  grid-column: main-start / main-end;
  margin: 3rem 0;
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--r-xl);
  padding: clamp(2.5rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  align-items: center;
}
.tx-cta-band::before {
  content: '';
  position: absolute;
  inset: -30% -30% auto auto;
  width: 60%;
  aspect-ratio: 1/1;
  background: radial-gradient(circle, var(--accent), transparent 60%);
  opacity: 0.35;
}
.tx-cta-band > * { position: relative; }
.tx-cta-band h2 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  letter-spacing: -0.035em;
  line-height: 1;
  margin-bottom: 1rem;
}
.tx-cta-band h2 .mark {
  color: var(--highlight);
}
.tx-cta-band p {
  color: rgba(243,239,230,0.75);
  font-size: 1rem;
  max-width: 32em;
}
.tx-cta-band .actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  flex-wrap: wrap;
}
@media (max-width: 720px) {
  .tx-cta-band { grid-template-columns: 1fr; }
  .tx-cta-band .actions { justify-content: flex-start; }
}

/* ============= TABLE ============= */
.tx-table-wrap {
  grid-column: main-start / main-end;
  margin-top: 3rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.tx-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--f-mono);
  font-size: 0.85rem;
}
.tx-table th, .tx-table td {
  padding: 1.05rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.tx-table tr:last-child td { border-bottom: 0; }
.tx-table th {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
  background: var(--bg-2);
}
.tx-table td strong {
  font-weight: 700;
  font-family: var(--f-display);
  font-size: 1rem;
  letter-spacing: -0.005em;
}
.tx-table tr:hover td { background: var(--bg-2); }

/* ============= CONTACT ============= */
.tx-contact {
  display: contents;
}
.tx-contact-form {
  grid-column: main-start / span 7;
  margin-top: 3rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 2.5rem;
}
.tx-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.tx-form-group { margin-bottom: 1rem; }
.tx-form-group label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: block;
  margin-bottom: 0.5rem;
}
.tx-form-group input,
.tx-form-group select,
.tx-form-group textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--line);
  background: var(--bg-2);
  border-radius: var(--r-sm);
  font-family: var(--f-body);
  font-size: 0.95rem;
  color: var(--ink);
  outline: none;
  transition: all 0.2s;
}
.tx-form-group textarea { min-height: 130px; resize: vertical; }
.tx-form-group input:focus,
.tx-form-group select:focus,
.tx-form-group textarea:focus {
  border-color: var(--accent);
  background: var(--paper);
}
.tx-submit {
  background: var(--ink);
  color: var(--bg);
  padding: 1rem 1.75rem;
  border-radius: var(--pill);
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 0.95rem;
  margin-top: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.25s;
}
.tx-submit:hover {
  background: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-ink);
}

.tx-contact-info {
  grid-column: 9 / main-end;
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.tx-info-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 1.25rem 1.5rem;
}
.tx-info-card.dark { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.tx-info-card.green { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.tx-info-card .k {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 0.4rem;
}
.tx-info-card.dark .k { color: rgba(243,239,230,0.55); }
.tx-info-card.green .k { color: rgba(243,239,230,0.7); }
.tx-info-card .v {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
}
.tx-info-card .v-sm {
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 0.92rem;
  line-height: 1.45;
  letter-spacing: 0;
}
.tx-info-card .coord {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  margin-top: 0.4rem;
}
.tx-info-card.dark .coord { color: rgba(243,239,230,0.5); }

@media (max-width: 880px) {
  .tx-contact-form, .tx-contact-info { grid-column: main-start / main-end; }
  .tx-contact-info { margin-top: 1rem; }
  .tx-form-row { grid-template-columns: 1fr; gap: 0; }
}

/* ============= FOOTER ============= */
.tx-footer {
  background: var(--ink);
  color: var(--bg);
  padding: 5rem 0 2rem;
  border-top-left-radius: var(--r-xl);
  border-top-right-radius: var(--r-xl);
  margin-top: 3rem;
  position: relative;
  overflow: hidden;
}
.tx-footer::before {
  content: '';
  position: absolute;
  inset: -50% -30% auto auto;
  width: 60%;
  aspect-ratio: 1/1;
  background: radial-gradient(circle, var(--accent), transparent 65%);
  opacity: 0.3;
}
.tx-footer > * { position: relative; }
.tx-footer-mark {
  grid-column: main-start / main-end;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(4.5rem, 13vw, 13rem);
  line-height: 0.85;
  letter-spacing: -0.05em;
  margin-bottom: 3rem;
}
.tx-footer-mark sup {
  font-size: 0.25em;
  vertical-align: top;
  color: var(--highlight);
}
.tx-footer-cols {
  grid-column: main-start / main-end;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(243,239,230,0.18);
}
.tx-footer-cols h4 {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(243,239,230,0.55);
  margin-bottom: 1.25rem;
  font-weight: 500;
}
.tx-footer-cols ul { list-style: none; }
.tx-footer-cols li { padding: 0.3rem 0; }
.tx-footer-cols a {
  font-size: 0.94rem;
  color: rgba(243,239,230,0.85);
  transition: color 0.2s;
}
.tx-footer-cols a:hover { color: var(--highlight); }
.tx-footer-cols .tag {
  font-size: 0.94rem;
  color: rgba(243,239,230,0.7);
  line-height: 1.5;
  margin-bottom: 1rem;
}
.tx-footer-meta {
  grid-column: main-start / main-end;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(243,239,230,0.18);
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: rgba(243,239,230,0.5);
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 880px) {
  .tx-footer-cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
  .tx-footer-cols { grid-template-columns: 1fr; gap: 2rem; }
  .tx-footer-meta { flex-direction: column; }
}

/* ============= REVEAL ============= */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ============= MOBILE POLISH ============= */
@media (max-width: 720px) {
  /* Hero compactness */
  .tx-hero { padding: 1.75rem 0 2.5rem; }
  .tx-hero h1 {
    font-size: clamp(2.5rem, 12vw, 3.6rem);
    letter-spacing: -0.035em;
    line-height: 0.96;
    margin-bottom: 1.5rem;
  }
  .tx-hero-meta .pill-row { gap: 0.4rem; margin-bottom: 1.25rem; }
  .tx-pill { font-size: 0.66rem; padding: 0.4rem 0.75rem; }
  .tx-hero-row { margin-bottom: 2rem; gap: 1.25rem; }
  .tx-hero-lede { font-size: 0.98rem; }
  .tx-hero-cta { gap: 0.5rem; }
  .tx-hero-cta .tx-btn { flex: 1; justify-content: center; }

  /* Showcase compact */
  .tx-hero-showcase { padding: 0.5rem; border-radius: var(--r-lg); gap: 0.5rem; }
  .tx-hero-showcase-feature {
    padding: 1.25rem;
    border-radius: var(--r);
    min-height: 320px;
  }
  .tx-hero-showcase-feature .head .badge { font-size: 0.62rem; padding: 0.35rem 0.7rem; }
  .tx-hero-showcase-feature .head .num { font-size: 0.7rem; }
  .tx-hero-showcase-feature .foot h3 { font-size: 1.2rem; }
  .tx-hero-showcase-feature .foot p { font-size: 0.7rem; }
  .tx-hero-showcase-side { gap: 0.5rem; }
  .tx-hero-showcase-card { padding: 1rem; border-radius: var(--r); min-height: 160px; }
  .tx-hero-showcase-card .name { font-size: 0.95rem; }

  /* Stats — single column on narrow phones for breathing room */
  .tx-stats { padding: 0 0 2.5rem; }
  .tx-stats-row { gap: 0.6rem; }
  .tx-stat-card {
    padding: 1.1rem 1.25rem;
    border-radius: var(--r);
    gap: 0.35rem;
  }
  .tx-stat-card .v { font-size: 2rem; }

  /* Sections */
  .tx-section { padding: 2.5rem 0; }
  .tx-section-head h2 { font-size: clamp(1.75rem, 7vw, 2.4rem); line-height: 1; }
  .tx-section-head .label {
    font-size: 0.66rem;
    padding: 0.4rem 0.75rem;
    margin-bottom: 1rem;
  }
  .tx-section-head .tail { margin-top: 0.75rem; }

  /* Buttons — fuller tap targets */
  .tx-btn {
    padding: 0.9rem 1.4rem;
    font-size: 0.92rem;
  }

  /* Feature cards */
  .tx-features { gap: 0.75rem; margin-top: 2rem; }
  .tx-feat { padding: 1.5rem; gap: 0.85rem; }
  .tx-feat .visual { min-height: 130px; }
  .tx-feat.large .visual { min-height: 180px; }
  .tx-feat h3 { font-size: 1.2rem; }

  /* Product cards */
  .tx-prods { gap: 0.75rem; margin-top: 2rem; }
  .tx-prod { padding: 1.25rem; gap: 0.85rem; border-radius: var(--r); }
  .tx-prod h3 { font-size: 1.2rem; }
  .tx-prod.featured { padding: 1.25rem; }
  .tx-prod.featured h3 { font-size: 1.5rem; }
  .tx-prod .arr { width: 32px; height: 32px; }

  /* Filter — horizontal scroll if too many */
  .tx-filter {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    margin-left: -0.75rem;
    margin-right: -0.75rem;
    padding: 0 0.75rem;
  }
  .tx-filter::-webkit-scrollbar { display: none; }
  .tx-filter button {
    flex-shrink: 0;
    padding: 0.55rem 1rem;
    font-size: 0.82rem;
  }

  /* Process steps */
  .tx-process { gap: 0.75rem; margin-top: 2rem; }
  .tx-step { padding: 1.5rem; min-height: auto; gap: 0.7rem; }
  .tx-step .n { width: 42px; height: 42px; font-size: 1rem; }
  .tx-step .icn { aspect-ratio: 16/6; }
  .tx-step h3 { font-size: 1.1rem; }

  /* Saha cards */
  .tx-saha { gap: 0.75rem; margin-top: 2rem; }
  .tx-saha-card { padding: 1rem; gap: 1rem; border-radius: var(--r); }
  .tx-saha-card h3 { font-size: 1.25rem; }
  .tx-saha-card .visual .tag { padding: 0.35rem 0.7rem; font-size: 0.62rem; }
  .tx-saha-card .visual .stats span { padding: 0.3rem 0.6rem; font-size: 0.62rem; }

  /* Calculator */
  .tx-calc { border-radius: var(--r-lg); margin-top: 2rem; }
  .tx-calc-form { padding: 1.5rem; }
  .tx-calc-result { padding: 1.5rem; }
  .tx-calc-result .out-big { font-size: 4rem; }
  .tx-calc-chips { gap: 0.4rem; }
  .tx-calc-chip { padding: 0.6rem 0.95rem; font-size: 0.82rem; }

  /* Contact form */
  .tx-contact-form { padding: 1.5rem; border-radius: var(--r-lg); }
  .tx-form-group input,
  .tx-form-group select,
  .tx-form-group textarea { padding: 0.85rem 1rem; }

  /* CTA band */
  .tx-cta-band {
    padding: 2rem 1.75rem;
    border-radius: var(--r-lg);
    margin: 2rem 0;
  }
  .tx-cta-band h2 { font-size: 1.85rem; }
  .tx-cta-band p { font-size: 0.92rem; }

  /* Table — horizontal scroll */
  .tx-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--r); }
  .tx-table { min-width: 600px; }
  .tx-table th, .tx-table td { padding: 0.85rem 1rem; }

  /* Footer */
  .tx-footer {
    padding: 3rem 0 1.5rem;
    border-top-left-radius: var(--r-lg);
    border-top-right-radius: var(--r-lg);
  }
  .tx-footer-mark { margin-bottom: 1.75rem; font-size: clamp(3.5rem, 18vw, 6rem); }
  .tx-footer-cols { gap: 2rem; padding-top: 1.5rem; }
  .tx-footer-meta { font-size: 0.65rem; }

  /* Mobile menu */
  .tx-mobile-nav a { font-size: 1.35rem; padding: 0.7rem 0.95rem; }
}

@media (max-width: 480px) {
  .tx-hero h1 { font-size: 2.4rem; }
  .tx-hero-cta { flex-direction: column; }
  .tx-hero-cta .tx-btn { width: 100%; }
  .tx-stats-row { grid-template-columns: 1fr 1fr; }
  .tx-section-head h2 { font-size: 1.85rem; }
  .tx-cta-band h2 { font-size: 1.65rem; }
  .tx-cta-band .actions { width: 100%; }
  .tx-cta-band .actions .tx-btn { flex: 1; justify-content: center; }
  .tx-prod.featured { flex-direction: column; }
  .tx-prod.featured .visual { aspect-ratio: 4/3; }
}