/*
  Appington corporate site — design tokens (edit here for global look)
  ------------------------------------------------------------------ */
:root {
  /* Core palette */
  --bg-deep: #030712;
  --bg-elevated: #0a0f1a;
  --bg-card: rgba(15, 23, 42, 0.55);

  --text-primary: #f1f5f9;
  --text-muted: #94a3b8;
  --text-soft: #64748b;

  /* Accents */
  --accent-blue: #2563eb;
  --accent-cyan: #22d3ee;
  --accent-purple: #a78bfa;
  --accent-glow: rgba(37, 99, 235, 0.45);

  /* Surfaces */
  --glass-border: rgba(148, 163, 184, 0.12);
  --glass-highlight: rgba(255, 255, 255, 0.06);
  --shadow-soft: 0 20px 50px rgba(0, 0, 0, 0.45);
  --shadow-card: 0 8px 32px rgba(2, 6, 23, 0.4);

  /* Typography */
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 999px;

  --header-h: 72px;
  --maxw: 1120px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-deep);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.35rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1rem; }
ul { margin: 0; padding: 0; }

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}

a:hover {
  color: var(--text-primary);
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent-blue);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 2000;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(100% - 2rem, var(--maxw));
  margin-inline: auto;
}

.narrow {
  max-width: 720px;
}

.section {
  position: relative;
  padding: clamp(4rem, 8vw, 6rem) 0;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(3, 7, 18, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(100% - 2rem, var(--maxw));
  margin-inline: auto;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
}

.logo:hover {
  color: var(--text-primary);
}

.logo-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: #fff;
  font-size: 1rem;
  box-shadow: 0 0 24px var(--accent-glow);
}

.logo-text {
  letter-spacing: -0.03em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 0.25rem 1.5rem;
  padding: 0;
  margin: 0;
}

.nav-list a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-list a:hover {
  color: var(--text-primary);
}

.header-cta {
  flex-shrink: 0;
}

/* Desktop: single “Contact Us” CTA; drawer still lists Contact on small screens */
@media (min-width: 881px) {
  .nav-list .nav-contact {
    display: none;
  }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 22px;
  background: var(--text-primary);
  margin-inline: auto;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 880px) {
  .header-inner {
    justify-content: flex-start;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1.25rem 1.5rem 1.5rem;
    background: rgba(3, 7, 18, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s ease, opacity 0.35s ease;
  }

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

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-list li {
    border-bottom: 1px solid var(--glass-border);
  }

  .nav-list a {
    display: block;
    padding: 0.85rem 0;
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow var(--transition),
    background var(--transition),
    border-color var(--transition),
    color var(--transition);
}

.btn:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), #1d4ed8);
  color: #fff;
  box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-primary:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--glass-border);
  color: var(--text-primary);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(148, 163, 184, 0.25);
  color: var(--text-primary);
}

.btn-lg {
  padding: 0.9rem 1.75rem;
  font-size: 1rem;
}

/* After .btn so display:inline-flex does not override hide on small screens */
@media (max-width: 880px) {
  .site-header .btn.header-cta {
    display: none;
  }
}

/* ---------- Hero ---------- */
.hero {
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  padding-top: 2rem;
  padding-bottom: 3rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
}

.blob-1 {
  width: min(420px, 70vw);
  height: min(420px, 70vw);
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  top: -10%;
  right: -5%;
}

.blob-2 {
  width: min(320px, 55vw);
  height: min(320px, 55vw);
  background: var(--accent-cyan);
  bottom: 10%;
  left: -8%;
  opacity: 0.25;
}

.blob-3 {
  width: min(280px, 50vw);
  height: min(280px, 50vw);
  background: var(--accent-purple);
  top: 40%;
  left: 35%;
  opacity: 0.2;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black, transparent);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 34rem;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Hero visual — floating cards */
.hero-visual {
  position: relative;
  min-height: 420px;
}

.phone-mockup {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.phone-frame {
  width: 200px;
  height: 410px;
  border-radius: 36px;
  padding: 10px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.12), rgba(15, 23, 42, 0.9));
  box-shadow: var(--shadow-soft), 0 0 0 1px var(--glass-border);
}

.phone-notch {
  width: 80px;
  height: 22px;
  background: #000;
  border-radius: 0 0 14px 14px;
  margin: 0 auto 8px;
}

.phone-screen {
  height: calc(100% - 34px);
  border-radius: 26px;
  background: linear-gradient(180deg, #0f172a 0%, #020617 100%);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.screen-row {
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.35), rgba(34, 211, 238, 0.25));
  width: 85%;
}

.screen-row.short {
  width: 55%;
}

.screen-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-top: auto;
}

.mini-card {
  height: 56px;
  border-radius: 12px;
  background: rgba(148, 163, 184, 0.12);
  border: 1px solid var(--glass-border);
}

.float-card {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  animation: float 6s ease-in-out infinite;
}

.float-icon {
  font-size: 0.9rem;
  opacity: 0.85;
  color: var(--accent-cyan);
}

.float-card-1 { top: 6%; left: 4%; animation-delay: 0s; }
.float-card-2 { top: 18%; right: 2%; animation-delay: -1s; }
.float-card-3 { bottom: 28%; left: 0; animation-delay: -2s; }
.float-card-4 { bottom: 14%; right: 8%; animation-delay: -3s; }
.float-card-5 { top: 42%; right: -2%; animation-delay: -1.5s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@media (max-width: 900px) {
  .hero-visual {
    min-height: 360px;
    max-width: 400px;
    margin-inline: auto;
  }

  .float-card-5 {
    right: 4%;
  }
}

/* Sections background alternation */
.about {
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-elevated) 100%);
}

.prose {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.section-sub {
  color: var(--text-muted);
  margin: 0;
}

/* Card grids */
.card-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.glass-card {
  padding: 1.5rem 1.35rem;
  border-radius: var(--radius-lg);
  background: var(--glass-highlight);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.25);
  box-shadow: 0 16px 48px rgba(2, 6, 23, 0.55);
}

.glass-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0;
}

.card-icon {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
  filter: grayscale(0.2);
}

/* Portfolio */
.apps {
  background: var(--bg-deep);
}

.portfolio-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.portfolio-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(37, 99, 235, 0.08), rgba(15, 23, 42, 0.85));
  border: 1px solid var(--glass-border);
  transition: transform var(--transition), border-color var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-3px);
  border-color: rgba(167, 139, 250, 0.35);
}

.portfolio-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.portfolio-icon {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(34, 211, 238, 0.12);
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-purple);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(167, 139, 250, 0.12);
  border: 1px solid rgba(167, 139, 250, 0.25);
}

/* Capabilities */
.capabilities {
  background: var(--bg-elevated);
}

.cap-list {
  list-style: none;
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.cap-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  background: rgba(3, 7, 18, 0.35);
  font-weight: 500;
  color: var(--text-muted);
}

.cap-dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  box-shadow: 0 0 12px var(--accent-glow);
}

/* Company panel */
.company-info {
  background: var(--bg-deep);
}

.glass-panel {
  padding: clamp(1.75rem, 4vw, 2.5rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
  max-width: 720px;
  margin-inline: auto;
}

.company-dl {
  margin: 0;
}

.company-dl > div {
  padding: 1rem 0;
  border-bottom: 1px solid var(--glass-border);
}

.company-dl > div:last-child {
  border-bottom: none;
}

.company-dl dt {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-soft);
  margin-bottom: 0.35rem;
}

.company-dl dd {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
}

.link-inline {
  color: var(--accent-cyan);
}

/* Contact */
.contact {
  text-align: center;
  background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-deep) 100%);
  padding-bottom: 5rem;
}

.contact-inner {
  max-width: 560px;
  margin-inline: auto;
}

.contact-text {
  margin-bottom: 1.5rem;
}

.link-subtle {
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-subtle:hover {
  color: var(--accent-cyan);
}

/* Footer */
.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--glass-border);
  background: #020617;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-tag {
  color: var(--text-soft);
  font-size: 0.9rem;
  margin: 0.5rem 0 0;
  max-width: 280px;
}

.footer-meta {
  text-align: right;
  max-width: 420px;
}

.footer-meta p {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
  color: var(--text-soft);
}

.footer-legal {
  font-size: 0.78rem !important;
  line-height: 1.5;
}

@media (max-width: 640px) {
  .footer-meta {
    text-align: left;
  }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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