/* tw overwrites this but that's ok, we want both */
@import "./fonts.css";
@import "tailwindcss";
@plugin "@tailwindcss/typography";

@import "tw-animate-css";

@custom-variant dark (&:where(.dark, .dark *));

/* Custom variant for wide viewports (aspect ratio > 1).
   Wide: sidebar layout (video left, chat right).
   Tall: stacked layout (video top, chat bottom). */
@custom-variant wide (@media (min-aspect-ratio: 1/1));

code {
  font-family:
    source-code-pro, Menlo, Monaco, Consolas, "Courier New", monospace;
}

:root {
  --background: oklch(0.9797 0.0091 341.8);
  --foreground: oklch(0.2917 0.0806 320.4);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.2917 0.0806 320.4);
  --popover: oklch(1 0 0);
  --popover-foreground: oklch(0.2917 0.0806 320.4);
  --primary: oklch(0.6803 0.2158 339.7);
  --primary-foreground: oklch(0.9797 0.0091 341.8);
  --secondary: oklch(0.7207 0.1189 198.3);
  --secondary-foreground: oklch(0.9797 0.0091 341.8);
  --muted: oklch(0.9435 0.0175 339.9);
  --muted-foreground: oklch(0.6268 0.0454 337.6);
  --accent: oklch(0.9435 0.0175 339.9);
  --accent-foreground: oklch(0.2917 0.0806 320.4);
  --destructive: oklch(0.66 0.2286 17.5);
  --destructive-foreground: oklch(0.66 0.2286 17.5);
  --border: oklch(0.8942 0.0296 337.9);
  --input: oklch(0.8942 0.0296 337.9);
  --ring: oklch(0.6803 0.2158 339.7);
  --chart-1: oklch(0.775 0.115 358);
  --chart-2: oklch(0.745 0.085 192);
  --chart-3: oklch(0.79 0.1 250);
  --chart-4: oklch(0.785 0.1 75);
  --chart-5: oklch(0.725 0.095 145);
  --radius: 0.625rem;
  --sidebar: oklch(0.9435 0.0175 339.9);
  --sidebar-foreground: oklch(0.2917 0.0806 320.4);
  --sidebar-primary: oklch(0.6803 0.2158 339.7);
  --sidebar-primary-foreground: oklch(0.9797 0.0091 341.8);
  --sidebar-accent: oklch(0.9797 0.0091 341.8);
  --sidebar-accent-foreground: oklch(0.2917 0.0806 320.4);
  --sidebar-border: oklch(0.8942 0.0296 337.9);
  --sidebar-ring: oklch(0.8942 0.0296 337.9);
}

.dark {
  --background: oklch(0.18 0.03 308.5);
  --foreground: oklch(0.9498 0.0183 336.6);
  --card: oklch(0.2432 0.03 326.7);
  --card-foreground: oklch(0.9498 0.0183 336.6);
  --popover: oklch(0.2123 0.0376 318);
  --popover-foreground: oklch(0.9498 0.0183 336.6);
  --primary: oklch(0.6803 0.2158 339.7);
  --primary-foreground: oklch(0.93 0.02 308.5);
  --secondary: oklch(0.7207 0.1189 198.3);
  --secondary-foreground: oklch(0.13 0.02 308.5);
  --muted: oklch(0.2432 0.01 326.7);
  --muted-foreground: oklch(0.7184 0.0439 337.4);
  --accent: oklch(0.7207 0.1189 198.3);
  --accent-foreground: oklch(0.13 0 308.5);
  --destructive: oklch(0.66 0.2286 17.5);
  --destructive-foreground: oklch(0.66 0.2286 17.5);
  --border: oklch(0.9498 0.0183 336.6 / 10%);
  --input: oklch(0.9498 0.0183 336.6 / 15%);
  --ring: oklch(0.6803 0.2158 339.7);
  --chart-1: oklch(0.45 0.11 350);
  --chart-2: oklch(0.44 0.06 195);
  --chart-3: oklch(0.46 0.08 250);
  --chart-4: oklch(0.48 0.035 65);
  --chart-5: oklch(0.44 0.045 155);
  --sidebar: oklch(0.26 0.02 326.7);
  --sidebar-foreground: oklch(0.9498 0.0183 336.6);
  --sidebar-primary: oklch(0.6803 0.2158 339.7);
  --sidebar-primary-foreground: oklch(0.1841 0.0279 308.5);
  --sidebar-accent: oklch(0.1841 0.0279 308.5);
  --sidebar-accent-foreground: oklch(0.9498 0.0183 336.6);
  --sidebar-border: oklch(0.9498 0.0183 336.6 / 10%);
  --sidebar-ring: oklch(0.9498 0.0183 336.6 / 10%);
}

@theme inline {
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --color-card: var(--card);
  --color-card-foreground: var(--card-foreground);
  --color-popover: var(--popover);
  --color-popover-foreground: var(--popover-foreground);
  --color-primary: var(--primary);
  --color-primary-foreground: var(--primary-foreground);
  --color-secondary: var(--secondary);
  --color-secondary-foreground: var(--secondary-foreground);
  --color-muted: var(--muted);
  --color-muted-foreground: var(--muted-foreground);
  --color-accent: var(--accent);
  --color-accent-foreground: var(--accent-foreground);
  --color-destructive: var(--destructive);
  --color-destructive-foreground: var(--destructive-foreground);
  --color-border: var(--border);
  --color-input: var(--input);
  --color-ring: var(--ring);
  --color-chart-1: var(--chart-1);
  --color-chart-2: var(--chart-2);
  --color-chart-3: var(--chart-3);
  --color-chart-4: var(--chart-4);
  --color-chart-5: var(--chart-5);
  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);
  --color-sidebar: var(--sidebar);
  --color-sidebar-foreground: var(--sidebar-foreground);
  --color-sidebar-primary: var(--sidebar-primary);
  --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
  --color-sidebar-accent: var(--sidebar-accent);
  --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
  --color-sidebar-border: var(--sidebar-border);
  --color-sidebar-ring: var(--sidebar-ring);
  /* back compat vars */
  --color-bg: var(--color-background);
  --color-bg-elevated: var(--color-card);
  --color-bg-overlay: var(--color-popover);
  --color-border: var(--sidebar-border);
  --color-border-strong: var(--sidebar-border);
  --color-fg: var(--color-foreground);
  --color-fg-muted: var(--color-muted-foreground);
  --color-fg-subtle: var(--color-muted-foreground);
  --color-accent: var(--color-accent);
  --color-accent-hover: var(--color-accent);
  --color-accent-fg: var(--color-accent-foreground);
  --color-danger: var(--color-chart-1);
  --color-success: var(--color-chart-4);

  --color-info: var(--color-chart-3);

  --font-display:
    "Valley Sans", -apple-system, BlinkMacSystemFont, "SF Pro Display",
    "Segoe UI", system-ui, sans-serif;
  --font-sans:
    "Atkinson Hyperlegible Next", ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono:
    "Ioskeley Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    monospace;

  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: var(--radius);
  --radius-lg: calc(var(--radius) + 4px);
  --radius-full: 9999px;
}

@layer base {
  * {
    @apply border-border outline-ring/50 font-sans transition-colors;
    font-size: 16px;
  }
  body {
    @apply bg-background text-foreground;
  }

  @keyframes cursor-slide-in {
    0% {
      transform: translate3d(100px, 100px, 0);
      opacity: 0;
    }
    90% {
      transform: translate3d(0, 0, 0);
      opacity: 1;
    }
    93% {
      transform: scale(1.1);
    }
    100% {
      transform: scale(1);
    }
  }

  .animate-cursor-slide {
    animation: cursor-slide-in 1.15s ease-out 0.3s both;
  }

  @keyframes button-click {
    0%,
    100% {
      transform: rotate(0deg) scale(1);
    }
    10% {
      transform: rotate(-1deg) scale(1.05);
    }
  }

  .animate-button-click {
    animation: button-click 0.4s ease-in-out 1.3s both;
  }

  @keyframes hero-rotate {
    0%,
    100% {
      transform: scale(1);
      /* anim brightness too */
      filter: brightness(100%);
    }
    10% {
      transform: scale(0.99);
      filter: brightness(104%);
    }
  }

  .animate-hero-rotate {
    animation: hero-rotate 1.2s ease-out 1.3s both;
  }

  @keyframes particle-burst {
    0% {
      opacity: 0;
    }
    1% {
      transform: translate(0, 0) scale(1);
      opacity: 1;
    }
    100% {
      opacity: 0;
    }
  }

  .animate-particle-1 {
    animation: particle-burst 0.8s ease-out 1.3s both;
    transform: translate(-40px, -40px) skewX(20deg) scale(2);
  }

  .animate-particle-2 {
    animation: particle-burst 0.6s ease-out 1.32s both;
    transform: translate(45px, -35px) skewX(140deg) scale(2);
  }

  .animate-particle-3 {
    animation: particle-burst 0.5s ease-out 1.34s both;
    transform: translate(-35px, 40px) skewX(140deg) scale(2);
  }

  .animate-particle-4 {
    animation: particle-burst 0.7s ease-out 1.31s both;
    transform: translate(40px, 38px) skewX(40deg) scale(2);
  }

  /* Gentle rocking for the empty-state scope illustration. Pivots around
     the viewBox center (340, 180) and adds ~5deg of motion on top of the
     SVG's static -rotate-10, so the effective swing is roughly -12 to -7deg. */
  @keyframes scope-rock {
    0%,
    100% {
      transform: rotate(-2.5deg);
    }
    50% {
      transform: rotate(10deg);
    }
  }

  .animate-scope-rock {
    animation: scope-rock 12.6s ease-in-out infinite;
    transform-box: view-box;
    transform-origin: 340px 180px;
  }

  @media (prefers-reduced-motion: reduce) {
    .animate-scope-rock {
      animation: none;
    }
  }
}

body {
  @apply m-0 font-sans;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-smooth: always;
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 250ms;
}

::view-transition-old(root) {
  animation-name: fade-out-blur;
}

::view-transition-new(root) {
  animation-name: fade-in-blur;
}

@keyframes fade-out-blur {
  to {
    opacity: 0;
    filter: blur(4px);
  }
}

@keyframes fade-in-blur {
  from {
    opacity: 0;
    filter: blur(4px);
  }
}

/* Hide scrollbar but keep scroll functionality */
.scrollbar-none::-webkit-scrollbar {
  display: none;
}

@keyframes scale-in {
  from {
    transform: scale(0.85);
  }
  to {
    transform: scale(1);
  }
}

.animate-scale {
  animation: scale-in 0.8s ease-out both;
  /* set centre to avoid scaling from top-left */
  transform-origin: center;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-fade-in-staggered {
  animation: fade-in 0.8s ease-out both;
  animation-delay: calc(sibling-index() * 0.2s);
}

.animate-in-hubble {
  animation: fade-in 0.8s ease-out both;
  animation-delay: 1s;
}

/* Custom scrollbar styles */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-sidebar-ring) transparent;
}

*::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

*::-webkit-scrollbar-track {
  background: transparent;
}

*::-webkit-scrollbar-thumb {
  background: var(--color-sidebar-ring);
  opacity: 0.2;
  border-radius: 999px;
}

*::-webkit-scrollbar-thumb:hover {
  background: var(--color-sidebar-ring);
  opacity: 0.2;
}

/* Danmu (scrolling chat overlay) animation */
@keyframes danmu-scroll {
  from {
    transform: translateX(var(--danmu-start, 100vw));
  }
  to {
    transform: translateX(calc(-100%));
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-2rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.animate-fade-in-down {
  animation: fadeInDown 250ms ease-in-out;
}

@keyframes fadeOutUp {
  0% {
    opacity: 1;
    transform: translateY(0);
  }
  25% {
    opacity: 0;
    transform: translateY(-2rem);
  }
  100% {
    opacity: 0;
    transform: translateY(-2rem);
  }
}
.animate-fade-out-up {
  animation: fadeOutUp 1000ms ease-in-out;
}

.ui-loader {
  position: relative;
  display: inline-block;
  width: 3.75em;
  height: 3.75em;
  flex: 0 0 auto;
  filter: drop-shadow(0 0.125em 0.25em var(--background))
    drop-shadow(0 0 0.75em var(--background))
    drop-shadow(0 0 0.75em var(--background))
    drop-shadow(0 0 0.75em var(--background))
    drop-shadow(0 0 2.75em var(--background))
    drop-shadow(0 0 3.75em var(--background));
}

.ui-loader__item {
  position: absolute;
  inset: 0;
  font-size: inherit;
  transform: rotate(var(--loader-angle));
}

.ui-loader__item::before {
  position: absolute;
  top: 50%;
  left: calc(50% + 1em);
  width: 0.75em;
  height: 0.1875em;
  border-radius: 0.09375em;
  background: currentColor;
  content: "";
  transform: translate(-50%, -50%);
  animation: ui-loader-blink 0.6666666667s linear infinite;
  animation-delay: var(--loader-delay);
}

@keyframes ui-loader-blink {
  from {
    opacity: 1;
  }
  to {
    opacity: 0.2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ui-loader__item::before {
    animation-duration: 1.5s;
  }
}