/* =========================================================
   AKADITI MULTITECH — Industrial landing
   Palette: charcoal steel + safety orange
   ========================================================= */

:root {
  --bg: #0c1017;
  --bg-elev: #141a24;
  --bg-panel: #1a2130;
  --steel: #8b95a8;
  --steel-bright: #c5ccd8;
  --ink: #eef1f6;
  --muted: #9aa3b5;
  --orange: #f07d00;
  --orange-hot: #ff9a2e;
  --orange-deep: #c45f00;
  --line: rgba(240, 125, 0, 0.35);
  --blueprint: rgba(74, 144, 194, 0.18);
  --font-display: "Oswald", sans-serif;
  --font-body: "Barlow", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-size: 17px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* Ambient noise */
.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  background: linear-gradient(180deg, rgba(12, 16, 23, 0.92) 0%, rgba(12, 16, 23, 0.72) 70%, transparent 100%);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(12, 16, 23, 0.94);
  border-bottom-color: rgba(240, 125, 0, 0.2);
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-right: auto;
}

.brand-mark img {
  width: 44px;
  height: 44px;
}

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

.brand-mark__text strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.brand-mark__text small {
  font-size: 0.65rem;
  letter-spacing: 0.28em;
  color: var(--orange);
  font-weight: 600;
}

.nav {
  display: flex;
  gap: 1.75rem;
}

.nav a {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel-bright);
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: width 0.3s var(--ease);
}

.nav a:hover::after,
.nav a:focus-visible::after {
  width: 100%;
}

.header-cta {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--orange);
  padding: 0.55rem 1rem;
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
  transition: background 0.25s var(--ease);
}

.header-cta:hover {
  background: var(--orange-hot);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid rgba(240, 125, 0, 0.4);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--orange);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.95rem 1.6rem;
  border: none;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.btn--primary {
  background: var(--orange);
  color: #0c1017;
  box-shadow: 0 0 0 1px rgba(240, 125, 0, 0.4), 0 12px 28px rgba(0, 0, 0, 0.35);
}

.btn--primary:hover {
  background: var(--orange-hot);
  transform: translateY(-2px);
}

.btn--ghost {
  background: rgba(12, 16, 23, 0.55);
  color: var(--ink);
  border: 1px solid rgba(238, 241, 246, 0.45);
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.btn--ghost:hover {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(12, 16, 23, 0.75);
}

.btn--lg {
  padding: 1.15rem 1.9rem;
  font-size: 1.05rem;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: calc(var(--header-h) + 2rem) clamp(1.25rem, 4vw, 3rem) 3.5rem;
  isolation: isolate;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: slow-drift 28s ease-in-out infinite alternate;
}

@keyframes slow-drift {
  from { transform: scale(1.04) translate(0, 0); }
  to { transform: scale(1.1) translate(-1.5%, -1%); }
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(12, 16, 23, 0.88) 0%, rgba(12, 16, 23, 0.55) 48%, rgba(12, 16, 23, 0.25) 100%),
    linear-gradient(0deg, rgba(12, 16, 23, 0.78) 0%, transparent 50%);
}

.hero__blueprint {
  position: absolute;
  inset: 0;
  background-image: url("../assets/blueprint.svg");
  background-size: cover;
  background-position: center;
  opacity: 0.14;
  mix-blend-mode: screen;
  animation: blueprint-pan 40s linear infinite alternate;
}

@keyframes blueprint-pan {
  from { background-position: 0% 0%; }
  to { background-position: 100% 40%; }
}

.hero__sparks {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 72% 58%, rgba(240, 125, 0, 0.28), transparent 28%),
    radial-gradient(circle at 78% 62%, rgba(255, 200, 80, 0.12), transparent 18%);
  animation: spark-pulse 3.2s ease-in-out infinite;
  pointer-events: none;
}

@keyframes spark-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

.hero__content {
  max-width: 720px;
  animation: hero-in 1s var(--ease) both;
}

@keyframes hero-in {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.1;
  text-transform: uppercase;
}

.hero__brand em {
  font-style: normal;
  color: var(--orange);
}

.hero__logo {
  width: 68px;
  height: 68px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 12px rgba(240, 125, 0, 0.35));
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 4.75rem);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  max-width: 14ch;
  color: #fff;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.45);
}

.hero__lede {
  color: var(--steel-bright);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  max-width: 42ch;
  margin-bottom: 2rem;
  font-weight: 500;
}

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

.hero__rail {
  position: absolute;
  right: clamp(1rem, 3vw, 2.5rem);
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  color: var(--steel);
  opacity: 0.7;
}

.hero__rail span {
  position: relative;
}

.hero__rail span::before {
  content: "";
  position: absolute;
  top: -1.2rem;
  left: 50%;
  width: 1px;
  height: 0.8rem;
  background: var(--orange);
  transform: translateX(-50%);
}

/* ---------- Section heads ---------- */
.section-head {
  max-width: 640px;
  margin-bottom: 3.5rem;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 0.75rem;
}

.eyebrow--light {
  color: var(--orange-hot);
}

.section-head h2,
.capability__content h2,
.cta-band__inner h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 600;
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}

.section-lede {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 46ch;
}

/* ---------- Services ---------- */
.services {
  padding: clamp(4rem, 10vw, 7rem) clamp(1.25rem, 4vw, 3rem);
  background:
    linear-gradient(180deg, var(--bg) 0%, var(--bg-elev) 40%, var(--bg) 100%);
  position: relative;
}

.services::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../assets/blueprint.svg");
  background-size: 1100px;
  opacity: 0.06;
  pointer-events: none;
}

.service-stack {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 8vw, 5.5rem);
  position: relative;
}

.service {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}

.service--flip {
  grid-template-columns: 1fr 1.15fr;
}

.service--flip .service__visual {
  order: 2;
}

.service--flip .service__body {
  order: 1;
}

.service__visual {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-panel);
  border: 1px solid rgba(240, 125, 0, 0.18);
}

.service__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--bg), var(--bg)) padding-box,
    linear-gradient(135deg, var(--orange), transparent 40%) border-box;
  mix-blend-mode: screen;
  opacity: 0.35;
  pointer-events: none;
}

.service__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
  transition: transform 0.8s var(--ease), filter 0.8s var(--ease);
}

.service:hover .service__visual img {
  transform: scale(1.05);
  filter: saturate(1) contrast(1.08);
}

.service__icon {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  background: rgba(12, 16, 23, 0.88);
  border-left: 3px solid var(--orange);
  color: var(--steel-bright);
  z-index: 2;
}

.service__icon svg {
  width: 32px;
  height: 32px;
}

.service__num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--orange);
  display: block;
  margin-bottom: 0.6rem;
}

.service__body h3 {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.5vw, 1.9rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.15;
  margin-bottom: 0.85rem;
}

.service__body > p {
  color: var(--muted);
  margin-bottom: 1.25rem;
  max-width: 40ch;
}

.service__body ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.service__body li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--steel-bright);
  font-weight: 500;
  font-size: 0.95rem;
}

.service__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 2px;
  background: var(--orange);
}

/* ---------- Capability ---------- */
.capability {
  position: relative;
  min-height: 70svh;
  display: grid;
  align-items: center;
  padding: clamp(4rem, 8vw, 6rem) clamp(1.25rem, 4vw, 3rem);
  isolation: isolate;
}

.capability__media {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.capability__media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.capability__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(12, 16, 23, 0.94) 0%, rgba(12, 16, 23, 0.78) 48%, rgba(12, 16, 23, 0.4) 100%),
    linear-gradient(0deg, rgba(12, 16, 23, 0.5), transparent 40%);
}

.capability__content {
  max-width: 560px;
}

.capability__content > p {
  color: var(--steel-bright);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 2px solid rgba(240, 125, 0, 0.45);
}

.steps li {
  padding: 1rem 0 1rem 1.5rem;
  position: relative;
  color: var(--muted);
  border-bottom: 1px solid rgba(139, 149, 168, 0.15);
}

.steps li:last-child {
  border-bottom: none;
}

.steps li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 1.35rem;
  width: 8px;
  height: 8px;
  background: var(--orange);
  transform: rotate(45deg);
}

.steps strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

/* ---------- Proof ---------- */
.proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(240, 125, 0, 0.2);
  border-top: 1px solid rgba(240, 125, 0, 0.25);
  border-bottom: 1px solid rgba(240, 125, 0, 0.25);
}

.proof__item {
  background: var(--bg-elev);
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.75rem clamp(1.25rem, 3vw, 2.25rem);
}

.proof__item svg {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.proof__item strong {
  display: block;
  font-family: var(--font-display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.proof__item span {
  color: var(--muted);
  font-size: 0.9rem;
}

/* ---------- CTA ---------- */
.cta-band {
  position: relative;
  padding: clamp(4.5rem, 10vw, 7rem) clamp(1.25rem, 4vw, 3rem);
  background:
    radial-gradient(ellipse at 20% 0%, rgba(240, 125, 0, 0.18), transparent 50%),
    linear-gradient(180deg, var(--bg) 0%, #10151f 100%);
  overflow: hidden;
}

.cta-band__blueprint {
  position: absolute;
  inset: 0;
  background-image: url("../assets/blueprint.svg");
  background-size: cover;
  opacity: 0.12;
  mix-blend-mode: screen;
  pointer-events: none;
}

.cta-band__inner {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.cta-band__inner p {
  color: var(--muted);
  font-size: 1.15rem;
  margin-bottom: 2rem;
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
  margin-bottom: 3rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: left;
  padding-top: 2rem;
  border-top: 1px solid rgba(240, 125, 0, 0.25);
}

.contact-grid dt {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 0.4rem;
}

.contact-grid dd {
  font-weight: 600;
  font-size: 1.05rem;
}

.contact-grid a:hover {
  color: var(--orange);
}

/* ---------- WhatsApp FAB ---------- */
.wa-fab {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 200;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  background: #25d366;
  color: #fff;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}

.wa-fab:hover {
  transform: translateY(-3px);
  background: #2fe472;
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 2.5rem clamp(1.25rem, 4vw, 3rem) 2rem;
  border-top: 1px solid rgba(240, 125, 0, 0.2);
  display: grid;
  gap: 0.75rem;
  background: #080b10;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer__brand strong {
  display: block;
  font-family: var(--font-display);
  letter-spacing: 0.12em;
  font-size: 1rem;
}

.footer__brand span {
  color: var(--orange);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer__tag {
  color: var(--muted);
  font-size: 0.95rem;
}

.footer__copy {
  color: var(--steel);
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

/* ---------- Reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .service,
  .service--flip {
    grid-template-columns: 1fr;
  }

  .service--flip .service__visual,
  .service--flip .service__body {
    order: unset;
  }

  .hero__rail {
    display: none;
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 720px) {
  .nav,
  .header-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .site-header.is-open {
    background: rgba(12, 16, 23, 0.98);
  }

  .site-header.is-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(12, 16, 23, 0.98);
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid rgba(240, 125, 0, 0.25);
  }

  .site-header.is-open .header-cta {
    display: inline-flex;
    position: absolute;
    top: calc(var(--header-h) + 10.5rem);
    left: 1.5rem;
  }

  .hero {
    align-items: flex-end;
    padding-top: calc(var(--header-h) + 1rem);
    padding-bottom: 5.5rem;
  }

  .hero__brand {
    margin-bottom: 1rem;
  }

  .hero__logo {
    width: 52px;
    height: 52px;
  }

  .hero__title {
    font-size: clamp(2.1rem, 11vw, 2.85rem);
    margin-bottom: 0.75rem;
  }

  .hero__lede {
    font-size: 1rem;
    margin-bottom: 1.35rem;
  }

  .hero__actions {
    width: 100%;
  }

  .hero__actions .btn {
    flex: 1 1 auto;
    min-width: 140px;
    padding: 0.85rem 1.2rem;
    font-size: 0.85rem;
  }

  .btn--ghost {
    clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  }
}

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

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}