/* Appluminati Labs Ltd — corporate site */

:root {
  --ink: #0f1419;
  --ink-soft: #1c2430;
  --paper: #f2f4f6;
  --paper-elevated: #ffffff;
  --mist: #dce3ea;
  --muted: #5a6878;
  --signal: #0f8f8c;
  --signal-deep: #0a6b69;
  --flare: #e6b422;
  --line: rgba(15, 20, 25, 0.12);
  --line-strong: rgba(15, 20, 25, 0.22);
  --radius: 4px;
  --max: 1120px;
  --nav-h: 4.25rem;
  --font-display: "Syne", sans-serif;
  --font-body: "Manrope", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--signal-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--ink);
}

h1,
h2,
h3,
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1em;
}

ul {
  margin: 0 0 1.25em;
  padding-left: 1.2em;
}

li {
  margin-bottom: 0.4em;
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* —— Site chrome —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}

.logo-wordmark {
  height: 2.45rem;
  width: auto;
  max-width: min(52vw, 13.5rem);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--signal-deep);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  background: var(--ink);
  color: var(--paper) !important;
  text-decoration: none !important;
  border-radius: var(--radius);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.nav-cta:hover {
  background: var(--signal-deep);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line-strong);
  background: transparent;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--ink);
  position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ink);
}

.nav-toggle span::before {
  top: -5px;
}

.nav-toggle span::after {
  top: 5px;
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1.25rem 1.25rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-cta {
    justify-content: center;
    margin-top: 0.75rem;
    border-bottom: none !important;
  }
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: calc(100svh - var(--nav-h));
  display: grid;
  align-items: end;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.hero-visual {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-visual svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2.5rem, var(--max));
  margin: 0 auto;
  padding: 4rem 0 4.5rem;
}

.hero-logo {
  display: block;
  width: min(100%, 32rem);
  max-height: min(18vh, 6.5rem);
  height: auto;
  margin: 0 0 1.35rem;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.1s forwards;
}

.hero .brand-word {
  font-size: clamp(2.6rem, 8vw, 5.4rem);
  margin-bottom: 0.35em;
  max-width: 14ch;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.1s forwards;
}

.hero h1 {
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  font-weight: 600;
  max-width: 28ch;
  margin-bottom: 0.75em;
  color: color-mix(in srgb, var(--paper) 92%, var(--signal));
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.25s forwards;
}

.hero-lead {
  max-width: 38ch;
  color: color-mix(in srgb, var(--paper) 72%, transparent);
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.4s forwards;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  opacity: 0;
  animation: rise 0.9s var(--ease) 0.55s forwards;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(-2%, 1.5%, 0) scale(1.04);
  }
}

.hero-visual .plane {
  animation: drift 18s ease-in-out infinite alternate;
  transform-origin: center;
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.8rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease),
    border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--signal);
  color: #fff;
}

.btn-primary:hover {
  background: color-mix(in srgb, var(--signal) 85%, white);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--paper);
  border-color: color-mix(in srgb, var(--paper) 35%, transparent);
}

.btn-ghost:hover {
  border-color: var(--paper);
  color: var(--paper);
}

.btn-ink {
  background: var(--ink);
  color: var(--paper);
}

.btn-ink:hover {
  background: var(--signal-deep);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn-outline:hover {
  border-color: var(--ink);
}

/* —— Sections —— */
.section {
  padding: 5rem 0;
}

.section-tight {
  padding: 3.5rem 0;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
}

.section-head p {
  color: var(--muted);
  margin-bottom: 0;
}

.eyebrow {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal-deep);
  margin-bottom: 0.85rem;
}

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 860px) {
  .split {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.panel {
  background: var(--paper-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

.feature-list li {
  margin: 0;
  padding-left: 1.1rem;
  border-left: 3px solid var(--signal);
}

.feature-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.feature-list p {
  color: var(--muted);
  margin: 0;
  font-size: 0.98rem;
}

.band {
  background: var(--ink-soft);
  color: var(--paper);
}

.band a {
  color: color-mix(in srgb, var(--signal) 70%, white);
}

.band .muted {
  color: color-mix(in srgb, var(--paper) 65%, transparent);
}

.app-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}

.app-row:last-child {
  border-bottom: 1px solid var(--line);
}

.app-mark {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--ink), var(--signal-deep));
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}

.app-row .app-icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius);
  object-fit: contain;
  background: #091b33;
  padding: 0.35rem;
}

.app-row h3 {
  margin: 0 0 0.25rem;
  font-size: 1.25rem;
}

.app-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 640px) {
  .app-row {
    grid-template-columns: auto 1fr;
  }

  .app-row .btn {
    grid-column: 1 / -1;
    width: 100%;
  }
}

/* —— Page hero (inner) —— */
.page-hero {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 80% 60% at 100% 0%, rgba(15, 143, 140, 0.12), transparent 55%),
    var(--paper);
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 0.4em;
}

.page-hero .lead {
  max-width: 42ch;
  color: var(--muted);
  margin: 0;
}

.meta-line {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 1rem;
}

/* —— Legal / prose —— */
.prose {
  max-width: 46rem;
  padding: 3rem 0 4rem;
}

.prose h2 {
  font-size: 1.45rem;
  margin-top: 2.25rem;
}

.prose h3 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
}

.prose .meta {
  color: var(--muted);
  font-size: 0.92rem;
}

.toc {
  background: var(--paper-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0 2rem;
}

.toc strong {
  display: block;
  font-family: var(--font-display);
  margin-bottom: 0.5rem;
}

.toc ol {
  margin: 0;
  padding-left: 1.2em;
  columns: 2;
  gap: 2rem;
}

@media (max-width: 640px) {
  .toc ol {
    columns: 1;
  }
}

.toc a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.toc a:hover {
  color: var(--signal-deep);
}

/* —— Contact form —— */
.form {
  display: grid;
  gap: 1rem;
  max-width: 36rem;
}

.form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.form input,
.form textarea,
.form select {
  font: inherit;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper-elevated);
  color: var(--ink);
}

.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: 2px solid color-mix(in srgb, var(--signal) 55%, transparent);
  outline-offset: 1px;
  border-color: var(--signal);
}

.form textarea {
  min-height: 9rem;
  resize: vertical;
}

.form-note {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 0;
}

.form-status {
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status.is-ok {
  background: color-mix(in srgb, var(--signal) 14%, white);
  border: 1px solid color-mix(in srgb, var(--signal) 35%, transparent);
  color: var(--signal-deep);
}

.form-status.is-err {
  background: #fdecea;
  border: 1px solid #f5c2c0;
  color: #8a1f1a;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-aside h2 {
  font-size: 1.25rem;
}

.contact-aside a {
  font-weight: 600;
}

/* —— Footer —— */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--ink);
  color: color-mix(in srgb, var(--paper) 78%, transparent);
  padding: 3.5rem 0 2rem;
  font-size: 0.92rem;
}

.site-footer a {
  color: color-mix(in srgb, var(--paper) 88%, transparent);
  text-decoration: none;
}

.site-footer a:hover {
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  margin-bottom: 0.85rem;
}

.footer-logo {
  height: 2.55rem;
  width: auto;
  max-width: 12.5rem;
  margin-bottom: 0.75rem;
}

.footer-legal-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  letter-spacing: -0.02em;
}

.footer-col h3 {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--paper) 55%, transparent);
  margin-bottom: 0.85rem;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 0.45rem;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
}

/* —— Reveal on scroll —— */
.reveal {
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

/* —— 404 —— */
.error-page {
  min-height: calc(100svh - var(--nav-h) - 12rem);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1.25rem;
}

.error-page h1 {
  font-size: clamp(3rem, 10vw, 6rem);
  margin-bottom: 0.2em;
}

.error-logo {
  width: min(100%, 18rem);
  max-height: 5rem;
  height: auto;
  margin: 0 auto 1.25rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-logo,
  .hero .brand-word,
  .hero h1,
  .hero-lead,
  .hero-actions,
  .reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .hero-visual .plane {
    animation: none;
  }
}