/* ==========================================================================
   Pocketcorp — core styles (vanilla port of assets/css/style.css + uno.config.ts)
   Theme = .dark class on <html>. All themeable colors are CSS variables.
   ========================================================================== */

:root {
  --pc-surface: #FFFFFF;
  --pc-ink: #1A1A1A;
  --pc-surface-inverse: #1A1A1A;
  --pc-ink-inverse: #FFFFFF;

  --pc-border: rgba(26, 26, 26, 0.15);
  --pc-border-hover: rgba(26, 26, 26, 0.30);
  --pc-border-strong: rgba(26, 26, 26, 0.35);
  --pc-border-muted: rgba(128, 128, 128, 0.15);
  --pc-bg-subtle: rgba(26, 26, 26, 0.02);
  --pc-bg-hover: rgba(26, 26, 26, 0.05);

  --pc-border-inverse: rgba(255, 255, 255, 0.15);
  --pc-border-inverse-hover: rgba(255, 255, 255, 0.35);
  --pc-bg-inverse-subtle: rgba(255, 255, 255, 0.03);
  --pc-bg-inverse-hover: rgba(255, 255, 255, 0.10);

  /* Semantic colors for components that adapt to local context */
  --pc-text-on-dark: #FFFFFF;
  --pc-text-on-light: #1A1A1A;
  --pc-border-on-dark: rgba(255, 255, 255, 0.15);
  --pc-border-on-light: rgba(26, 26, 26, 0.15);
  --pc-card-bg-dark: #252525;
  --pc-card-bg-light: #FFFFFF;
}

.dark {
  --pc-surface: #1A1A1A;
  --pc-ink: #FFFFFF;
  --pc-surface-inverse: #FFFFFF;
  --pc-ink-inverse: #1A1A1A;

  --pc-border: rgba(255, 255, 255, 0.15);
  --pc-border-hover: rgba(255, 255, 255, 0.30);
  --pc-border-strong: rgba(255, 255, 255, 0.35);
  --pc-border-muted: rgba(128, 128, 128, 0.15);
  --pc-bg-subtle: rgba(255, 255, 255, 0.02);
  --pc-bg-hover: rgba(255, 255, 255, 0.05);

  --pc-border-inverse: rgba(26, 26, 26, 0.15);
  --pc-border-inverse-hover: rgba(26, 26, 26, 0.35);
  --pc-bg-inverse-subtle: rgba(26, 26, 26, 0.03);
  --pc-bg-inverse-hover: rgba(26, 26, 26, 0.10);
}

/* ---------- Reset (minimal, Tailwind-preflight-like) ---------- */

*, ::before, ::after {
  box-sizing: border-box;
  border-width: 0;
  border-style: solid;
  border-color: currentColor;
}

/* The hidden attribute must always win, even over display:flex/grid classes */
[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
  overscroll-behavior-y: none;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: 'JetBrains Mono', monospace;
  background: var(--pc-surface);
  color: var(--pc-ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  margin: 0;
}

p { margin: 0; }
img, video, svg { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; background: none; border: none; padding: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; }
ul, ol, dl, dd, figure, blockquote, pre { margin: 0; padding: 0; }

.min-h-screen { min-height: 100vh; }

/* ---------- Layout shortcuts (from uno.config.ts) ---------- */

.pc-section {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.pc-section-light {
  background: var(--pc-surface);
  color: var(--pc-ink);
}

.pc-section-dark {
  background: var(--pc-surface-inverse);
  color: var(--pc-ink-inverse);
}

.pc-page-wrapper {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  border-left: 1px solid var(--pc-border-muted);
  border-right: 1px solid var(--pc-border-muted);
}

/* ---------- Typography ---------- */

.pc-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.pc-body {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  line-height: 1.9;
  max-width: 340px;
  opacity: 0.55;
}

/* ---------- Buttons ---------- */

.pc-btn {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 12px 40px;
  border: 1.5px solid currentColor;
  background: transparent;
  color: inherit;
  cursor: pointer;
  transition: all 0.3s ease-out;
  text-decoration: none;
}

.pc-btn:hover {
  background: var(--pc-ink);
  color: var(--pc-surface);
}

.pc-section-light .pc-btn:hover {
  background: var(--pc-ink);
  color: var(--pc-surface);
}

.pc-section-dark .pc-btn:hover {
  background: var(--pc-ink-inverse);
  color: var(--pc-surface-inverse);
}

.pc-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ---------- Navigation ---------- */

.pc-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  mix-blend-mode: difference;
}

.pc-nav-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1400px;
  padding: 28px 100px;
}

.pc-nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #fff;
  text-decoration: none;
}

.pc-nav-links {
  display: none;
  gap: 36px;
  align-items: center;
}

.pc-nav-link {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #fff;
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.3s;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
}

.pc-nav-link:hover { opacity: 1; }

.pc-nav-link.is-active {
  opacity: 1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

/* Nav border that fades in from blur on scroll */
.pc-nav-inner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--pc-border-muted);
  opacity: 0;
  filter: blur(4px);
  transform: scaleX(0.96);
  transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              filter 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.pc-nav.is-scrolled .pc-nav-inner::after {
  opacity: 1;
  filter: blur(0);
  transform: scaleX(1);
}

/* Mobile hamburger */
.pc-nav-burger {
  display: flex;
  color: #fff;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
  background: none;
  border: none;
}

@media (min-width: 769px) {
  .pc-nav-links { display: flex; }
  .pc-nav-burger { display: none; }
}

/* ---------- Mobile drawer ---------- */

.pc-drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 110;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.pc-drawer-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.pc-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 120;
  width: 280px;
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pc-drawer.is-open { transform: translateX(0); }

.pc-drawer-panel {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--pc-surface);
  color: var(--pc-ink);
}

.pc-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px;
  border-bottom: 1px solid var(--pc-border);
}

.pc-drawer-header .pc-nav-logo { color: var(--pc-ink); }

.pc-drawer-close {
  background: none;
  border: none;
  color: var(--pc-ink);
  cursor: pointer;
  padding: 4px;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.pc-drawer-close:hover { opacity: 1; }

.pc-drawer-body {
  display: flex;
  flex-direction: column;
  padding: 24px 32px;
}

.pc-drawer-link {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--pc-ink);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.3s;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-border);
  background: none;
  border-left: none;
  border-right: none;
  border-top: none;
  cursor: pointer;
  text-align: left;
}

.pc-drawer-link:hover, .pc-drawer-link.is-active { opacity: 1; }

.pc-drawer-link--btn {
  border-bottom: none;
  margin-top: 8px;
}

.pc-drawer .pc-theme-toggle,
.pc-drawer .pc-lang-toggle {
  width: 100%;
  justify-content: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-border);
  border-radius: 0;
}

/* ---------- Theme toggle button ---------- */

/* No color declaration here — inside .pc-nav-links the .pc-nav-link class
   supplies white (needed for mix-blend-difference); in the drawer the
   button inherits the panel's ink color. */
.pc-theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

.pc-theme-toggle-svg {
  overflow: visible;
  transform: rotate(0deg);
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.dark .pc-theme-toggle-svg { transform: rotate(270deg); }

.pc-theme-toggle-mask-circle {
  transition: cx 0.6s cubic-bezier(0.34, 1.56, 0.64, 1),
              cy 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  cx: 33;
  cy: 0;
}

.dark .pc-theme-toggle-mask-circle { cx: 17; cy: 8; }

.pc-theme-toggle-circle {
  transition: r 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  r: 5;
}

.dark .pc-theme-toggle-circle { r: 9; }

.pc-theme-toggle-rays {
  transform-origin: 50% 50%;
  transform-box: fill-box;
  transition: opacity 0.6s cubic-bezier(0.34, 1.56, 0.64, 1),
              transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.dark .pc-theme-toggle-rays {
  opacity: 0;
  transform: scale(0) rotate(-30deg);
}

/* ---------- Language toggle ---------- */

.pc-lang-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

.pc-lang-option { opacity: 0.4; transition: opacity 0.3s ease; }
.pc-lang-option.is-active { opacity: 1; }
.pc-lang-sep { opacity: 0.3; }
.pc-lang-toggle:hover .pc-lang-option:not(.is-active) { opacity: 0.7; }

/* ---------- Login modal ---------- */

.pc-login-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.pc-login-overlay.is-open { display: flex; }

.pc-login-modal {
  width: 100%;
  max-width: 400px;
  margin: 0 20px;
  padding: 40px;
  background: var(--pc-surface);
  border: 1.5px solid var(--pc-border);
  color: var(--pc-ink);
}

.pc-login-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin: 0 0 32px;
  text-align: center;
}

.pc-login-form { display: flex; flex-direction: column; gap: 20px; }
.pc-login-field { display: flex; flex-direction: column; gap: 8px; }

.pc-login-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.pc-login-input {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  padding: 12px 14px;
  border: 1.5px solid var(--pc-border);
  background: transparent;
  color: var(--pc-ink);
  outline: none;
  transition: border-color 0.3s;
}

.pc-login-input:focus { border-color: var(--pc-border-hover); }

.pc-login-error {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: #B00020;
  margin: 0;
}

.pc-login-actions {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
}

@media (max-width: 768px) {
  .pc-login-modal { padding: 32px 24px; }
}

/* ---------- Stack glitch text ---------- */

.stack-glitch {
  position: relative;
  display: inline-grid;
  grid-template-columns: 1fr;
}

.stack-glitch__slice {
  grid-row-start: 1;
  grid-column-start: 1;
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  color: inherit;
  --stack-height: calc(100% / var(--stacks) - 1px);
  --inverse-index: calc(calc(var(--stacks) - 1) - var(--index));
  --clip-top: calc(var(--stack-height) * var(--index));
  --clip-bottom: calc(var(--stack-height) * var(--inverse-index));
  clip-path: inset(var(--clip-top) 0 var(--clip-bottom) 0);
  animation:
    stack-glitch-stack 340ms cubic-bezier(0.46, 0.29, 0, 1.24) 1 backwards calc(var(--index) * 120ms + var(--delay, 0ms));
}

.stack-glitch.is-looping .stack-glitch__slice {
  animation:
    stack-glitch-stack 340ms cubic-bezier(0.46, 0.29, 0, 1.24) 1 backwards calc(var(--index) * 120ms + var(--delay, 0ms)),
    stack-glitch-glitch 2s ease infinite 2s alternate-reverse;
}

.stack-glitch__slice:nth-child(odd) { --glitch-translate: 8px; }
.stack-glitch__slice:nth-child(even) { --glitch-translate: -8px; }

@keyframes stack-glitch-stack {
  0% {
    opacity: 0;
    transform: translateX(-50%);
    text-shadow: -2px 3px 0 red, 2px -3px 0 blue;
  }
  60% {
    opacity: 0.5;
    transform: translateX(50%);
  }
  80% {
    transform: none;
    opacity: 1;
    text-shadow: 2px -3px 0 red, -2px 3px 0 blue;
  }
  100% {
    text-shadow: none;
  }
}

@keyframes stack-glitch-glitch {
  0% {
    text-shadow: -2px 3px 0 red, 2px -3px 0 blue;
    transform: translate(var(--glitch-translate));
  }
  2% {
    text-shadow: 2px -3px 0 red, -2px 3px 0 blue;
  }
  4%, 100% {
    text-shadow: none;
    transform: none;
  }
}

/* ---------- Scroll reveal animations ---------- */

.pc-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.pc-reveal-blur {
  opacity: 0;
  filter: blur(12px);
  transition: opacity 1s cubic-bezier(0.22, 1, 0.36, 1) 0.25s,
              filter 1s cubic-bezier(0.22, 1, 0.36, 1) 0.25s;
}

.pc-reveal-blur.is-visible {
  opacity: 1;
  filter: blur(0);
}

.pc-reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.pc-reveal-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.pc-reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.pc-reveal-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.pc-reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 1s cubic-bezier(0.22, 1, 0.36, 1),
              transform 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.pc-reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.pc-reveal-delay-1 { transition-delay: 0.1s; }
.pc-reveal-delay-2 { transition-delay: 0.2s; }
.pc-reveal-delay-3 { transition-delay: 0.3s; }
.pc-reveal-delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .pc-reveal,
  .pc-reveal-left,
  .pc-reveal-right,
  .pc-reveal-scale {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Page transition (fade-in on load) ---------- */

.pc-page {
  animation: pc-page-enter 0.25s ease;
}

@keyframes pc-page-enter {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */

@media (max-width: 768px) {
  .pc-nav-inner { padding: 20px 48px; }
  .pc-page-wrapper { border-left: none; border-right: none; }
}
