/* AGENTENFLOTTE — Base overrides & polish */
:root {
  --color-navy-975: #05080F;
  --color-navy-950: #0A0E1A;
  --color-navy-900: #0F1524;
  --color-signal: #64FFDA;
  --color-amber-glow: #FFC857;
  --motion-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --motion-ease-soft: cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background: var(--color-signal);
  color: var(--color-navy-950);
}

/* Focus styles — accessibility */
:focus-visible {
  outline: 2px solid var(--color-signal);
  outline-offset: 2px;
  border-radius: 3px;
}

/* Summary marker hidden (for custom chevron) */
details summary::-webkit-details-marker {
  display: none;
}
details summary {
  list-style: none;
}

/* Premium motion system */
.scroll-progress {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 90;
  height: 3px;
  background: linear-gradient(90deg, rgba(100, 255, 218, 0.85), rgba(155, 255, 234, 1));
  box-shadow: 0 0 22px rgba(100, 255, 218, 0.35);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

.site-header {
  transition:
    background-color 260ms var(--motion-ease),
    border-color 260ms var(--motion-ease),
    box-shadow 260ms var(--motion-ease),
    transform 260ms var(--motion-ease);
}

.site-header .site-nav {
  transition: min-height 260ms var(--motion-ease), height 260ms var(--motion-ease);
}

.site-header.is-scrolled {
  background: rgba(5, 8, 15, 0.92);
  border-color: rgba(100, 255, 218, 0.16);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28), inset 0 -1px 0 rgba(100, 255, 218, 0.07);
}

.site-header.is-scrolled .site-nav {
  height: 3.55rem;
}

.site-logo {
  transition: transform 240ms var(--motion-ease), filter 240ms var(--motion-ease);
}

.site-logo:hover {
  transform: translateY(-1px);
  filter: drop-shadow(0 0 14px rgba(100, 255, 218, 0.34));
}

.site-header a[href^="#"] {
  position: relative;
}

.site-header a[href^="#"]::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.42rem;
  height: 1px;
  background: var(--color-signal);
  transform: scaleX(0);
  transform-origin: center;
  opacity: 0;
  transition: transform 240ms var(--motion-ease), opacity 240ms var(--motion-ease);
}

.site-header a[href^="#"].is-active {
  color: var(--color-signal);
}

.site-header a[href^="#"].is-active::after,
.site-header a[href^="#"]:hover::after {
  transform: scaleX(1);
  opacity: 0.9;
}

#nav-toggle {
  position: relative;
  transition: border-color 220ms var(--motion-ease), background-color 220ms var(--motion-ease), transform 220ms var(--motion-ease);
}

#nav-toggle:hover {
  transform: translateY(-1px);
  background-color: rgba(100, 255, 218, 0.06);
}

.burger-line {
  position: absolute;
  left: 11px;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 240ms var(--motion-ease), opacity 200ms var(--motion-ease), top 240ms var(--motion-ease);
}

.burger-line:nth-child(1) { top: 12px; }
.burger-line:nth-child(2) { top: 19px; }
.burger-line:nth-child(3) { top: 26px; }

#nav-toggle[aria-expanded="true"] .burger-line:nth-child(1) {
  top: 19px;
  transform: rotate(45deg);
}

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

#nav-toggle[aria-expanded="true"] .burger-line:nth-child(3) {
  top: 19px;
  transform: rotate(-45deg);
}

#mobile-nav {
  transform-origin: top center;
}

#mobile-nav:not(.hidden) {
  animation: mobileNavIn 280ms var(--motion-ease) both;
}

@keyframes mobileNavIn {
  from {
    opacity: 0;
    transform: translateY(-8px) scaleY(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scaleY(1);
  }
}

.hero-section {
  min-height: clamp(720px, 92vh, 980px);
}

.hero-scan {
  z-index: 0;
  opacity: 0.72;
  background:
    linear-gradient(115deg, transparent 0%, transparent 35%, rgba(100, 255, 218, 0.08) 46%, rgba(155, 255, 234, 0.16) 50%, rgba(100, 255, 218, 0.08) 54%, transparent 66%, transparent 100%),
    linear-gradient(180deg, rgba(100, 255, 218, 0.03), transparent 42%);
  background-size: 240% 100%, 100% 100%;
  animation: heroScan 7.5s var(--motion-ease-soft) infinite;
  mix-blend-mode: screen;
}

@keyframes heroScan {
  0%, 18% { background-position: 160% 0, 0 0; opacity: 0; }
  35% { opacity: 0.78; }
  58%, 100% { background-position: -60% 0, 0 0; opacity: 0; }
}

.hero-parallax {
  will-change: transform;
  transition: transform 80ms linear;
}

[data-hero-intro] {
  opacity: 0;
  animation: fadeUp 760ms var(--motion-ease) both;
  animation-delay: var(--intro-delay, 0ms);
}

.reveal-item {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 680ms var(--motion-ease),
    transform 680ms var(--motion-ease),
    border-color 240ms var(--motion-ease),
    background-color 240ms var(--motion-ease),
    box-shadow 240ms var(--motion-ease);
  transition-delay: var(--reveal-delay, 0ms);
}

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

.motion-card {
  position: relative;
  transform-style: preserve-3d;
  will-change: transform;
}

.motion-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(120deg, transparent 18%, rgba(255, 255, 255, 0.06) 36%, rgba(100, 255, 218, 0.12) 48%, transparent 64%);
  background-size: 250% 100%;
  opacity: 0;
  transition: opacity 260ms var(--motion-ease), background-position 650ms var(--motion-ease);
}

.motion-card:hover {
  box-shadow: 0 22px 55px rgba(0, 0, 0, 0.26), 0 0 0 1px rgba(100, 255, 218, 0.13);
}

.motion-card:hover::before {
  opacity: 1;
  background-position: -80% 0;
}

.tilt-card {
  transition: transform 180ms var(--motion-ease), box-shadow 240ms var(--motion-ease), border-color 240ms var(--motion-ease);
}

.motion-button {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  box-shadow: 0 12px 35px rgba(100, 255, 218, 0.12);
  transition:
    transform 220ms var(--motion-ease),
    box-shadow 220ms var(--motion-ease),
    background-color 220ms var(--motion-ease),
    border-color 220ms var(--motion-ease);
}

.motion-button::before {
  content: '';
  position: absolute;
  inset: -40% -80%;
  z-index: -1;
  background: linear-gradient(115deg, transparent 35%, rgba(255, 255, 255, 0.32) 50%, transparent 65%);
  transform: translateX(-42%) rotate(8deg);
  transition: transform 520ms var(--motion-ease);
}

.motion-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 45px rgba(100, 255, 218, 0.24);
}

.motion-button:hover::before {
  transform: translateX(42%) rotate(8deg);
}

[data-counter] {
  font-variant-numeric: tabular-nums;
}

/* Product visuals */
.agent-cockpit {
  border: 1px solid rgba(100, 255, 218, 0.18);
  border-radius: 18px;
  background:
    linear-gradient(145deg, rgba(15, 21, 36, 0.96), rgba(5, 8, 15, 0.94)),
    radial-gradient(circle at 20% 0%, rgba(100, 255, 218, 0.12), transparent 36%);
  box-shadow:
    0 34px 90px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  overflow: hidden;
}

.agent-cockpit::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, rgba(100, 255, 218, 0.08), transparent),
    repeating-linear-gradient(0deg, transparent 0 22px, rgba(100, 255, 218, 0.035) 23px);
  mix-blend-mode: screen;
  opacity: 0.62;
}

.agent-cockpit__bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1rem;
  border-bottom: 1px solid rgba(42, 51, 82, 0.8);
  color: var(--color-navy-200);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.72rem;
  position: relative;
  z-index: 1;
}

.agent-cockpit__bar span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: rgba(136, 146, 176, 0.42);
}

.agent-cockpit__bar span:first-child {
  background: var(--color-signal);
  box-shadow: 0 0 18px rgba(100, 255, 218, 0.7);
}

.agent-cockpit__bar strong {
  margin-left: 0.35rem;
  font-weight: 600;
}

.agent-cockpit__bar em {
  margin-left: auto;
  color: var(--color-signal);
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.agent-cockpit__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  padding: 1rem;
  position: relative;
  z-index: 1;
}

.agent-node {
  min-height: 8.5rem;
  border: 1px solid rgba(42, 51, 82, 0.9);
  border-radius: 12px;
  background: rgba(10, 14, 26, 0.72);
  padding: 1rem;
}

.agent-node.is-active {
  border-color: rgba(100, 255, 218, 0.55);
  box-shadow: 0 0 42px rgba(100, 255, 218, 0.1);
}

.agent-node span,
.agent-flow span,
.agent-console span {
  display: block;
  color: var(--color-navy-400);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.agent-node strong {
  display: block;
  margin-top: 0.65rem;
  color: var(--color-signal);
  font-family: var(--font-display, system-ui, sans-serif);
  font-size: clamp(1.65rem, 4vw, 2.45rem);
  line-height: 1;
}

.agent-node small {
  display: block;
  margin-top: 0.65rem;
  color: var(--color-navy-200);
}

.agent-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr);
  align-items: center;
  gap: 0.35rem;
  padding: 0 1rem 1rem;
  position: relative;
  z-index: 1;
}

.agent-flow div {
  border: 1px solid rgba(42, 51, 82, 0.8);
  border-radius: 10px;
  background: rgba(15, 21, 36, 0.76);
  padding: 0.85rem;
}

.agent-flow strong {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-navy-100);
  font-size: 0.77rem;
  line-height: 1.35;
}

.agent-flow i {
  height: 1px;
  background: linear-gradient(90deg, rgba(100, 255, 218, 0.1), rgba(100, 255, 218, 0.85));
  position: relative;
}

.agent-flow i::after {
  content: '';
  position: absolute;
  right: -2px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-top: 1px solid var(--color-signal);
  border-right: 1px solid var(--color-signal);
  transform: translateY(-50%) rotate(45deg);
}

.agent-console {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(42, 51, 82, 0.8);
  background: rgba(5, 8, 15, 0.64);
  padding: 1rem;
}

.agent-console p {
  display: flex;
  gap: 0.8rem;
  margin: 0;
  color: var(--color-navy-200);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.74rem;
  line-height: 1.5;
}

.agent-console p + p {
  margin-top: 0.45rem;
}

.agent-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.8fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: stretch;
  border: 1px solid rgba(42, 51, 82, 0.9);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(15, 21, 36, 0.78), rgba(5, 8, 15, 0.84));
  padding: 1rem;
}

.agent-map__rail {
  display: grid;
  gap: 0.75rem;
}

.agent-map__rail div,
.agent-map__core {
  border: 1px solid rgba(42, 51, 82, 0.88);
  border-radius: 12px;
  background: rgba(10, 14, 26, 0.72);
  padding: 1rem;
}

.agent-map__rail span,
.agent-map__core span {
  display: block;
  color: var(--color-signal);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.agent-map__rail small,
.agent-map__core strong {
  display: block;
  margin-top: 0.45rem;
  color: var(--color-navy-200);
  font-size: 0.9rem;
  line-height: 1.45;
}

.agent-map__core {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 12rem;
  border-color: rgba(100, 255, 218, 0.38);
  box-shadow: inset 0 0 32px rgba(100, 255, 218, 0.06);
}

.agent-map__core span {
  font-family: var(--font-display, system-ui, sans-serif);
  font-size: 1.35rem;
  letter-spacing: 0;
  text-transform: none;
}

@media (max-width: 900px) {
  .agent-map {
    grid-template-columns: 1fr;
  }
  .agent-map__core {
    min-height: 8rem;
  }
}

@media (max-width: 640px) {
  .hero-section {
    min-height: auto;
  }
  .agent-cockpit__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
    padding: 0.75rem;
  }
  .agent-node {
    min-height: 6.75rem;
    padding: 0.75rem;
  }
  .agent-node strong {
    font-size: 1.45rem;
  }
  .agent-node small {
    font-size: 0.72rem;
    line-height: 1.25;
  }
  .agent-flow {
    display: none;
  }
  .agent-console {
    display: none;
  }
}

/* Subtle animation for hero entry */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

h1, .hero-entry {
  animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
  .scroll-progress {
    box-shadow: none;
  }
  .reveal-item {
    opacity: 1 !important;
    transform: none !important;
  }
  .hero-scan {
    display: none;
  }
}