/* ═══════════════════════════════════════════════════════════════
   ROTONICS INDUSTRIES — style.css
   Luxury Industrial Corporate Design System
   ═══════════════════════════════════════════════════════════════ */

/* ── CSS CUSTOM PROPERTIES ─────────────────────────────────── */
:root {
  --bg:           #F5F4F2;
  --bg-alt:       #EDECE8;
  --text:         #1A1A1A;
  --text-muted:   #686660;
  --accent:       #C94B28;
  --accent-2:     #E8703A;
  --dark:         #1A1A1A;
  --btn:          #1A1A1A;
  --btn-hover:    #C94B28;
  --border:       #DDDBD7;
  --white:        #FFFFFF;
  --overlay:      rgba(20, 16, 12, 0.62);

  --font:         'Manrope', sans-serif;
  --font-heading: 'Barlow Condensed', 'Manrope', sans-serif;

  --r-sm:         6px;
  --r-md:         12px;
  --r-lg:         20px;
  --r-xl:         32px;

  --shadow-sm:    0 1px 3px rgba(28,28,28,.06), 0 1px 2px rgba(28,28,28,.04);
  --shadow-md:    0 4px 16px rgba(28,28,28,.08), 0 2px 6px rgba(28,28,28,.04);
  --shadow-lg:    0 12px 40px rgba(28,28,28,.10), 0 4px 12px rgba(28,28,28,.05);
  --shadow-xl:    0 24px 64px rgba(28,28,28,.12), 0 8px 24px rgba(28,28,28,.06);

  --transition:   0.25s cubic-bezier(.4,0,.2,1);
  --transition-slow: 0.5s cubic-bezier(.4,0,.2,1);

  --nav-h:        72px;
  --section-pad:  100px;
  --container:    1240px;
  --z-nav:        100;
  --z-loader:     9000;
  --z-cursor:     9999;
}

/* ── RESET ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ── SCROLL PROGRESS ────────────────────────────────────────── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--accent);
  width: 0%;
  z-index: var(--z-cursor);
  transition: width 0.1s linear;
}

/* ── CUSTOM CURSOR ──────────────────────────────────────────── */
.cursor,
.cursor-follower {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: opacity var(--transition);
}

.cursor {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 1px;
  transform: translate(-50%, -50%) rotate(45deg);
  transition: opacity var(--transition);
}

.cursor-follower {
  width: 34px;
  height: 34px;
  border: 1.5px solid var(--accent);
  border-radius: 5px;
  opacity: 0.5;
  transition: left 0.12s linear, top 0.12s linear, opacity var(--transition), width var(--transition), height var(--transition);
}

body:hover .cursor { opacity: 1; }
body:not(:hover) .cursor { opacity: 0; }

@media (hover: none) {
  .cursor, .cursor-follower { display: none; }
}

/* ── LOADER ─────────────────────────────────────────────────── */
.loader {
  position: fixed;
  inset: 0;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-loader);
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader__inner {
  text-align: center;
}

.loader__logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  opacity: 0;
  animation: loaderFadeIn 0.6s ease 0.2s forwards;
}

@keyframes loaderFadeIn {
  to { opacity: 1; }
}

.loader__logo-name {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--white);
}

.loader__bar {
  width: 200px;
  height: 2px;
  background: rgba(255,255,255,0.15);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto;
}

.loader__fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  animation: loaderFill 1.6s cubic-bezier(.4,0,.2,1) forwards;
  border-radius: 2px;
}

@keyframes loaderFill {
  0%   { width: 0%; }
  60%  { width: 70%; }
  100% { width: 100%; }
}

/* ── CONTAINER ──────────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* ── NAVIGATION ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: var(--z-nav);
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
  background: linear-gradient(180deg, rgba(20,16,12,.55) 0%, transparent 100%);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  box-shadow: 0 1px 0 var(--border), 0 4px 20px rgba(26,26,26,.10);
}

.nav__container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  color: var(--white);
  transition: color var(--transition);
}

.nav__logo-svg { flex-shrink: 0; }

.nav.scrolled .nav__logo { color: var(--text); }

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 3px;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.nav__logo-tagline {
  font-family: var(--font);
  font-size: 0.45rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  opacity: 0.6;
}

.nav__menu { margin-left: auto; }

.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: 8px 14px;
  border-radius: var(--r-sm);
  transition: color var(--transition), background var(--transition);
  letter-spacing: 0.01em;
}

.nav.scrolled .nav__link { color: var(--text-muted); }

.nav__link:hover {
  color: var(--accent);
  background: rgba(201,75,40,0.08);
}

.nav__cta {
  flex-shrink: 0;
  margin-left: 8px;
  font-size: 0.85rem;
  padding: 10px 20px;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 2px;
  margin-left: auto;
}

.nav__toggle span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}

.nav.scrolled .nav__toggle span { background: var(--text); }

.nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  padding: 12px 24px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  border: 1.5px solid transparent;
  text-decoration: none;
}

.btn--lg { padding: 16px 32px; font-size: 0.95rem; }
.btn--full { width: 100%; }

.btn--dark {
  background: var(--btn);
  color: var(--white);
  border-color: var(--btn);
}

.btn--dark:hover {
  background: var(--btn-hover);
  border-color: var(--btn-hover);
  box-shadow: 0 6px 24px rgba(201,75,40,0.3);
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.btn--primary:hover {
  background: var(--btn);
  border-color: var(--btn);
  transform: translateY(-1px);
}

.btn--light {
  background: var(--white);
  color: var(--text);
  border-color: var(--white);
}

.btn--light:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.btn--ghost-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}

.btn--ghost-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.8);
  transform: translateY(-1px);
}

/* Ripple */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  border-radius: inherit;
  transition: background 0.4s;
}

.btn:active::after { background: rgba(255,255,255,0.15); }

/* ── SECTIONS ───────────────────────────────────────────────── */
.section {
  padding: var(--section-pad) 0;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 72px;
}

.section-label {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  background: none;
  border: none;
  border-radius: 0;
  padding: 0 0 10px;
  position: relative;
}

.section-label::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 2px;
  background: currentColor;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
  letter-spacing: 0.01em;
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

/* ── REVEAL ANIMATIONS ──────────────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(.4,0,.2,1), transform 0.7s cubic-bezier(.4,0,.2,1);
}

.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.solutions__grid .reveal-up:nth-child(1) { transition-delay: 0.05s; }
.solutions__grid .reveal-up:nth-child(2) { transition-delay: 0.10s; }
.solutions__grid .reveal-up:nth-child(3) { transition-delay: 0.15s; }
.solutions__grid .reveal-up:nth-child(4) { transition-delay: 0.20s; }
.solutions__grid .reveal-up:nth-child(5) { transition-delay: 0.25s; }
.solutions__grid .reveal-up:nth-child(6) { transition-delay: 0.30s; }

.industries__grid .reveal-up:nth-child(odd)  { transition-delay: 0.05s; }
.industries__grid .reveal-up:nth-child(even) { transition-delay: 0.12s; }

.values__grid .reveal-up:nth-child(1) { transition-delay: 0.04s; }
.values__grid .reveal-up:nth-child(2) { transition-delay: 0.08s; }
.values__grid .reveal-up:nth-child(3) { transition-delay: 0.12s; }
.values__grid .reveal-up:nth-child(4) { transition-delay: 0.16s; }
.values__grid .reveal-up:nth-child(5) { transition-delay: 0.20s; }
.values__grid .reveal-up:nth-child(6) { transition-delay: 0.24s; }

.projects__grid .reveal-up:nth-child(1) { transition-delay: 0.05s; }
.projects__grid .reveal-up:nth-child(2) { transition-delay: 0.10s; }
.projects__grid .reveal-up:nth-child(3) { transition-delay: 0.15s; }
.projects__grid .reveal-up:nth-child(4) { transition-delay: 0.20s; }
.projects__grid .reveal-up:nth-child(5) { transition-delay: 0.25s; }
.projects__grid .reveal-up:nth-child(6) { transition-delay: 0.30s; }

/* ── HERO ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.05);
  transition: transform 8s ease-out;
}

.hero.ready .hero__img { transform: scale(1); }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(20,16,12,.65) 0%, rgba(20,16,12,.42) 50%, rgba(20,16,12,.75) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: calc(var(--nav-h) + 40px) 32px 40px;
  max-width: 900px;
  margin: 0 auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero__badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-2);
  border: 1px solid rgba(232,112,58,0.4);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 28px;
  background: rgba(201,75,40,0.12);
  backdrop-filter: blur(8px);
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 7.5vw, 6.4rem);
  font-weight: 800;
  line-height: 1.04;
  color: var(--white);
  letter-spacing: 0.01em;
  margin-bottom: 28px;
}

.hero__title em {
  font-style: normal;
  color: var(--accent-2);
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: 44px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero__scroll {
  position: absolute;
  bottom: 110px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  animation: scrollBounce 2.5s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0), rgba(255,255,255,0.7));
}

.hero__scroll-label {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  font-weight: 600;
}

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

.hero__stats {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: rgba(20,16,12,0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 40px;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 0 48px;
}

.hero__stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero__stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  font-weight: 600;
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

/* ── ABOUT ──────────────────────────────────────────────────── */
.about {
  background: var(--bg);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about__lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text);
  font-weight: 500;
}

.about__body {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.about__visual {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about__img-wrap {
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about__img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about__img-wrap:hover .about__img { transform: scale(1.04); }

.about__stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about__stat-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.about__stat-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 32px rgba(201,75,40,.12);
}

.about__stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about__stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* ── SOLUTIONS ──────────────────────────────────────────────── */
.solutions {
  background: var(--bg-alt);
}

.solutions__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.solution-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 40px 36px;
  display: grid;
  grid-template-columns: 52px 1fr;
  column-gap: 16px;
  row-gap: 16px;
  align-items: start;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  cursor: pointer;
  outline: none;
}

.solution-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}

.solution-card:hover, .solution-card:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 20px 60px rgba(201,75,40,.14), 0 4px 16px rgba(201,75,40,.08);
  transform: translateY(-4px);
}

.solution-card:hover::before,
.solution-card:focus-visible::before { transform: scaleX(1); }

.solution-card__icon {
  grid-column: 1;
  grid-row: 1;
  width: 52px;
  height: 52px;
  background: rgba(201,75,40,0.1);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  align-self: center;
}

.solution-card:hover .solution-card__icon { background: rgba(201,75,40,0.18); }

.solution-card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
}

.solution-card__title {
  grid-column: 2;
  grid-row: 1;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  align-self: center;
  margin: 0;
}

.solution-card__desc {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.solution-card__link {
  grid-column: 1 / -1;
  grid-row: 3;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  transition: gap var(--transition);
}

.solution-card__arrow {
  font-size: 1rem;
  transition: transform var(--transition);
  font-weight: 400;
}

.solution-card:hover .solution-card__link { gap: 10px; }
.solution-card:hover .solution-card__arrow { transform: translateX(3px); }

/* ── WHY US ─────────────────────────────────────────────────── */
.why-us {
  background: var(--bg);
}

.why-us__layout {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 80px;
  align-items: start;
}

.why-us__timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.why-card {
  display: flex;
  gap: 28px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.why-card:first-child { padding-top: 0; }
.why-card:last-child  { border-bottom: none; }

.why-card__num {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.1em;
  min-width: 28px;
  padding-top: 4px;
}

.why-card__content { flex: 1; }

.why-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.why-card__desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.why-us__visual {
  position: sticky;
  top: calc(var(--nav-h) + 32px);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.why-us__visual img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  display: block;
}

.why-us__badge {
  position: absolute;
  bottom: 28px;
  left: 28px;
  background: rgba(20,16,12,0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--r-md);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.why-us__badge-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-2);
  line-height: 1;
  letter-spacing: -0.02em;
}

.why-us__badge-text {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
}

/* ── INDUSTRIES ─────────────────────────────────────────────── */
.industries {
  background: var(--dark);
}

.industries .section-label { color: var(--accent-2); }
.industries .section-title { color: var(--white); }
.industries .section-subtitle { color: rgba(255,255,255,0.6); }

.industries__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.industry-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  padding: 32px 28px;
  display: grid;
  grid-template-columns: 44px 1fr;
  column-gap: 14px;
  row-gap: 14px;
  align-items: start;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition), background var(--transition);
  cursor: pointer;
  outline: none;
}

.industry-card:hover, .industry-card:focus-visible {
  background: rgba(201,75,40,.12);
  border-color: rgba(201,75,40,.5);
  box-shadow: 0 12px 40px rgba(201,75,40,.18);
  transform: translateY(-3px);
}

.industry-card__icon {
  grid-column: 1;
  grid-row: 1;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
}

.industry-card__icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--accent-2);
}

.industry-card__title {
  grid-column: 2;
  grid-row: 1;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--white);
  align-self: center;
  margin: 0;
}

.industry-card__desc {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: 0.85rem;
  color: rgba(255,255,255,.55);
  line-height: 1.65;
}

/* ── WORKFLOW ───────────────────────────────────────────────── */
.workflow {
  background: var(--dark);
  overflow: hidden;
}

.workflow .section-label { color: var(--accent-2); }
.workflow .section-title { color: var(--white); }
.workflow .section-subtitle { color: rgba(255,255,255,0.6); }

.workflow__track {
  display: flex;
  align-items: flex-start;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.workflow__track::-webkit-scrollbar { display: none; }

.workflow__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  flex: 1;
  min-width: 140px;
  padding: 0 16px;
}

.workflow__step-num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent);
  background: rgba(201,75,40,0.1);
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}

.workflow__step:hover .workflow__step-num {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--white);
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(201,75,40,.35);
}

.workflow__step-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.01em;
}

.workflow__step-desc {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.workflow__connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(to right, var(--accent), rgba(201,75,40,0.3));
  margin-top: 26px;
  flex-shrink: 0;
}

/* ── PROJECTS ───────────────────────────────────────────────── */
.projects {
  background: var(--bg);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  transition: box-shadow var(--transition), transform var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
}

.project-card__img-wrap {
  position: relative;
  overflow: hidden;
  height: 240px;
}

.project-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.project-card:hover .project-card__img-wrap img { transform: scale(1.06); }

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(20,16,12,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover .project-card__overlay { opacity: 1; }

.project-card__body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.project-card__tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.project-card__desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── VALUES ─────────────────────────────────────────────────── */
.values {
  background: var(--dark);
}

.values .section-label { color: var(--accent-2); }
.values .section-title { color: var(--white); }

.values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 56px;
}

.value-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  column-gap: 14px;
  row-gap: 14px;
  align-items: start;
}

.value-item__icon {
  grid-column: 1;
  grid-row: 1;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201,75,40,0.15);
  border-radius: var(--r-md);
  flex-shrink: 0;
  align-self: center;
}

.value-item__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--accent-2);
}

.value-item__title {
  grid-column: 2;
  grid-row: 1;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  align-self: center;
  margin: 0;
}

.value-item__desc {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: 0.9rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
}

/* ── TESTIMONIALS ───────────────────────────────────────────── */
.testimonials {
  background: var(--bg);
}

.testimonials__slider {
  position: relative;
  overflow: hidden;
}

.testimonials__track {
  display: flex;
  transition: transform 0.55s cubic-bezier(.4,0,.2,1);
}

.testimonial-card {
  flex: 0 0 100%;
  padding: 60px 80px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.testimonial-card__quote {
  position: absolute;
  top: 40px;
  left: 64px;
  font-size: 7rem;
  line-height: 1;
  color: rgba(201,75,40,0.12);
  font-family: Georgia, serif;
  font-weight: 700;
  pointer-events: none;
  user-select: none;
}

.testimonial-card__text {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text);
  position: relative;
  z-index: 1;
  font-weight: 400;
  font-style: italic;
  max-width: 800px;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 20px;
}

.testimonial-card__avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-card__name {
  display: block;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.testimonial-card__role {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.testimonials__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 36px;
}

.testimonials__btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.testimonials__btn svg {
  width: 18px;
  height: 18px;
  stroke: var(--text-muted);
  transition: stroke var(--transition);
}

.testimonials__btn:hover {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  transform: scale(1.05);
}

.testimonials__btn:hover svg { stroke: var(--white); }

.testimonials__dots {
  display: flex;
  gap: 8px;
}

.testimonials__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  border: none;
  transition: background var(--transition), transform var(--transition), width var(--transition);
}

.testimonials__dot.active {
  background: var(--accent);
  width: 24px;
  border-radius: 4px;
  box-shadow: 0 0 0 3px rgba(201,75,40,.2);
}

/* ── CTA BANNER ─────────────────────────────────────────────── */
.cta-banner {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}

.cta-banner__bg {
  position: absolute;
  inset: 0;
}

.cta-banner__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-banner__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(20,16,12,0.82) 0%, rgba(40,10,5,0.72) 100%);
}

.cta-banner__content {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.cta-banner__title {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.cta-banner__title em {
  font-style: normal;
  color: var(--accent-2);
}

.cta-banner__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  line-height: 1.7;
}

/* ── CONTACT ────────────────────────────────────────────────── */
.contact {
  background: var(--bg);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact__info-heading {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.3;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.contact__detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact__detail-icon {
  width: 40px;
  height: 40px;
  background: rgba(201,75,40,0.1);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact__detail-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--accent);
}

.contact__detail-label {
  display: block;
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}

.contact__detail-value {
  display: block;
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 500;
}

.contact__highlight {
  background: rgba(201,75,40,0.07);
  border: 1px solid rgba(201,75,40,0.2);
  border-radius: var(--r-md);
  padding: 20px 20px 20px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact__highlight-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--accent);
}

.contact__highlight p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Contact Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 48px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
}

.form-label span { color: var(--accent); }

.form-control {
  width: 100%;
  padding: 13px 16px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 0.92rem;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-control::placeholder { color: #AAA29A; }

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201,75,40,0.12);
}

.form-control:invalid:not(:placeholder-shown) {
  border-color: #C0392B;
}

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C94B28' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-error {
  font-size: 0.78rem;
  color: #C0392B;
  font-weight: 500;
  min-height: 18px;
  display: block;
}

.form-success {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(201,75,40,0.08);
  border: 1px solid rgba(201,75,40,0.3);
  border-radius: var(--r-md);
  padding: 20px;
}

.form-success svg { width: 20px; height: 20px; stroke: var(--accent); flex-shrink: 0; }
.form-success p { font-size: 0.9rem; color: var(--text); line-height: 1.6; }

/* ── FOOTER ─────────────────────────────────────────────────── */
.footer {
  background: #141210;
  color: rgba(255,255,255,0.7);
}

.footer__top {
  padding: 80px 0 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 56px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--white);
  margin-bottom: 20px;
}

.footer__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 3px;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.footer__logo-tagline {
  font-family: var(--font);
  font-size: 0.42rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  opacity: 0.5;
}

.footer__tagline {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
  margin-bottom: 28px;
  max-width: 280px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.footer__social-link:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: var(--accent);
  color: var(--white);
}

.footer__social-link svg {
  width: 16px;
  height: 16px;
}

.footer__col-heading {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__link {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
  line-height: 1.4;
}

.footer__link:hover { color: var(--accent-2); }

.footer__reg {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer__reg span {
  font-size: 0.76rem;
  color: rgba(255,255,255,0.3);
}

.footer__bottom {
  padding: 28px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer__bottom .container {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer__copy, .footer__note {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

/* ── BACK TO TOP ────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(201,75,40,.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition);
  z-index: 500;
  border: none;
}

.back-to-top svg { width: 18px; height: 18px; stroke: var(--white); }
.back-to-top:hover { background: var(--btn); transform: translateY(-2px); }

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ── FOCUS VISIBLE ──────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ── REDUCED MOTION ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

  html { scroll-behavior: auto; }
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════ */

/* ── 1200px ─────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  :root { --section-pad: 80px; }

  .solutions__grid { grid-template-columns: repeat(2, 1fr); }
  .industries__grid { grid-template-columns: repeat(3, 1fr); }
  .why-us__layout { grid-template-columns: 1fr 400px; gap: 56px; }
  .footer__grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; }
}

/* ── 1024px (Tablet Landscape) ──────────────────────────────── */
@media (max-width: 1024px) {
  :root { --container: 100%; }

  .nav__menu { display: none; }
  .nav__cta  { display: none; }
  .nav__toggle { display: flex; }

  /* Mobile Nav */
  .nav__menu.open {
    display: flex;
    position: fixed;
    inset: 0;
    background: rgba(245, 244, 242, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: calc(var(--z-nav) - 1);
    top: var(--nav-h);
  }

  .nav__menu.open .nav__list {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }

  .nav__menu.open .nav__link {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text);
    padding: 14px 32px;
    letter-spacing: -0.01em;
  }

  .nav__menu.open .nav__link:hover { color: var(--accent); }

  .about__grid { grid-template-columns: 1fr; gap: 48px; }
  .about__visual { order: -1; }

  .why-us__layout { grid-template-columns: 1fr; }
  .why-us__visual { position: static; }
  .why-us__visual img { height: 380px; }

  .projects__grid { grid-template-columns: repeat(2, 1fr); }
  .values__grid   { grid-template-columns: repeat(2, 1fr); }
  .contact__grid  { grid-template-columns: 1fr; }
  .footer__grid   { grid-template-columns: 1fr 1fr; gap: 40px; }

  .testimonial-card { padding: 40px 48px; }
}

/* ── 768px (Tablet Portrait) ────────────────────────────────── */
@media (max-width: 768px) {
  :root { --section-pad: 64px; }

  .container { padding: 0 20px; }

  .industries__grid { grid-template-columns: repeat(2, 1fr); }
  .solutions__grid  { grid-template-columns: 1fr; }
  .projects__grid   { grid-template-columns: 1fr; }
  .values__grid     { grid-template-columns: 1fr; gap: 28px; }

  .form-row { grid-template-columns: 1fr; }
  .contact__form { padding: 32px 24px; }

  .hero__stats { flex-wrap: wrap; padding: 20px 24px; }
  .hero__stat  { padding: 12px 24px; }
  .hero__stat-divider { display: none; }

  .workflow__track { padding-bottom: 16px; }
  .workflow__step  { min-width: 120px; }
  .workflow__connector { width: 40px; }

  .testimonial-card { padding: 36px 28px; }
  .testimonial-card__quote { font-size: 5rem; left: 24px; top: 28px; }

  .footer__grid { grid-template-columns: 1fr; gap: 36px; }
}

/* ── 480px (Mobile) ─────────────────────────────────────────── */
@media (max-width: 480px) {
  :root { --nav-h: 64px; --section-pad: 56px; }

  .hero__title { font-size: clamp(2rem, 8vw, 3rem); }
  .hero__actions { flex-direction: column; width: 100%; }
  .hero__actions .btn { width: 100%; justify-content: center; }

  .section-title { font-size: 1.7rem; }
  .section-header { margin-bottom: 48px; }

  .about__stats-grid { grid-template-columns: 1fr 1fr; }

  .industries__grid { grid-template-columns: 1fr; }

  .cta-banner { padding: 80px 0; }
  .cta-banner__title { font-size: 2rem; }

  .back-to-top { bottom: 20px; right: 20px; }
}