/* ── Theme variables ───────────────────────────────────────────────────────── */

:root {
  /* 🦕 Dino light — mossy jungle parchment */
  --bg-page:       #eef5e6;
  --bg-surface:    #f5faf0;
  --bg-card:       #f8fcf3;
  --bg-card-hover: #d4ecb5;
  --text-primary:  #1a2e0a;
  --text-muted:    #4a7030;
  --text-sub:      #3d5828;
  --text-desc:     #3d5828;
  --accent:        #2a7a10;
  --accent-shadow: #164d06;
  --header-bg:     #dff0c4;
  --footer-color:  #5a8040;
  --overlay-bg:    #000000ee;
  --overlay-bar:   #dff0c4;
  --overlay-title: #2a7a10;
}

html[data-theme="dark"] {
  /* 🦖 Dino dark — deep jungle night */
  --bg-page:       #0b1a06;
  --bg-surface:    #122008;
  --bg-card:       #162810;
  --bg-card-hover: #1e3c18;
  --text-primary:  #c8e8a0;
  --text-muted:    #6aaa40;
  --text-sub:      #90c870;
  --text-desc:     #90c870;
  --accent:        #72d828;
  --accent-shadow: #3a8a10;
  --header-bg:     #0b1a06;
  --footer-color:  #5a9a38;
  --overlay-bar:   #0b1a06;
  --overlay-title: #72d828;
}

/* ── Animations ────────────────────────────────────────────────────────────── */

/* Title flashlight sweep */
@keyframes titleFlashlight {
  0%   { background-position: -250% center; }
  100% { background-position: 250% center; }
}

/* Card entrance — fade + slide up */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Emoji wiggle — funny wobble on hover */
@keyframes emojiWiggle {
  0%   { transform: rotate(0deg)   scale(1); }
  15%  { transform: rotate(-20deg) scale(1.3); }
  30%  { transform: rotate( 18deg) scale(1.25); }
  45%  { transform: rotate(-14deg) scale(1.3); }
  60%  { transform: rotate( 10deg) scale(1.2); }
  75%  { transform: rotate( -6deg) scale(1.15); }
  90%  { transform: rotate(  3deg) scale(1.1); }
  100% { transform: rotate(  0deg) scale(1); }
}

/* Dino emoji bob in header */
@keyframes dinoBob {
  0%, 100% { transform: translateY(0)    rotate(-4deg); }
  50%       { transform: translateY(-6px) rotate( 4deg); }
}

/* Trophy icon float */
@keyframes trophyFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-4px); }
}

/* ── Base ──────────────────────────────────────────────────────────────────── */

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

html {
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Press Start 2P", cursive;
  background: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background 0.3s, color 0.3s;
}

/* ── Header ───────────────────────────────────────────────────────────────── */

.museum-header {
  text-align: center;
  padding: 2rem 1rem 1rem;
  background: var(--header-bg);
  transition: background 0.3s;
  border-bottom: 4px solid var(--accent);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  position: relative;
}

.museum-header h1 {
  font-size: 1.4rem;
  margin: 0 0 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
}

.title-text {
  background: linear-gradient(
    90deg,
    var(--accent) 0%,
    var(--accent) 35%,
    #ffffff 50%,
    var(--accent) 65%,
    var(--accent) 100%
  );
  background-size: 250% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: titleFlashlight 8s linear infinite;
}

.header-dino {
  font-size: 1.8rem;
  display: inline-block;
  animation: dinoBob 1.2s ease-in-out infinite;
  margin-right: 0.3rem;
}

.museum-header .tagline {
  font-size: 0.6rem;
  color: var(--text-muted);
  margin: 0;
}

/* ── Theme toggle ─────────────────────────────────────────────────────────── */

.theme-toggle {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-65%);
  background: var(--bg-card);
  border: 3px solid var(--accent);
  border-radius: 4px;
  cursor: pointer;
  padding: 0.3rem 0.45rem;
  font-size: 1rem;
  line-height: 1;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
  box-shadow: 3px 3px 0 var(--accent);
}

.theme-toggle:hover {
  transform: translateY(-65%) translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--accent);
}

.theme-toggle:active {
  transform: translateY(-65%) translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--accent);
}

/* ── Filters ──────────────────────────────────────────────────────────────── */

.filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1rem;
  background: var(--header-bg);
  transition: background 0.3s;
}

.filters .nes-btn {
  font-family: "Press Start 2P", cursive;
  font-size: 0.55rem;
  opacity: 0.55;
  transition: opacity 0.15s, transform 0.1s;
}

.filters .nes-btn.active,
.filters .nes-btn:hover {
  opacity: 1;
  transform: translateY(-2px);
}

/* ── Card grid ────────────────────────────────────────────────────────────── */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
  align-content: start;
  gap: 1.5rem;
  padding: 1.5rem 2rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
  flex: 1;
  width: 100%;
}

/* ── Cards ────────────────────────────────────────────────────────────────── */

.card {
  cursor: pointer;
  background-color: var(--bg-card) !important;
  color: var(--text-primary) !important;
  position: relative;
  display: flex;
  flex-direction: column;
  /* Entrance animation — delay set via inline style from app.js */
  animation: fadeSlideUp 0.4s ease both;
  transition: box-shadow 0.15s, background-color 0.2s;
}

html:not([data-theme="dark"]) .card.nes-container.is-dark {
  background-color: var(--bg-card) !important;
  color: var(--text-primary) !important;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 0 var(--accent-shadow) !important;
  background-color: var(--bg-card-hover) !important;
}

.card .card-icon {
  font-size: 2rem;
  display: block;
  height: 2.8rem;          /* fixed height so hover scale never overlaps title */
  margin-bottom: 0.5rem;
  transition: transform 0.2s;
  transform-origin: left center;
}

.card:hover .card-icon {
  animation: emojiWiggle 0.6s ease forwards;
}

.card .card-title {
  font-size: 0.7rem;
  color: var(--accent);
  margin: 0 0 0.4rem;
  word-break: break-word;
}

.card .card-desc {
  font-size: 0.5rem;
  color: var(--text-desc);
  line-height: 1.6;
  margin: 0 0 0.75rem;
}

/* category badge — pinned to bottom */
.card .badge {
  margin-top: auto;
  display: inline-block;
  font-size: 0.4rem;
  padding: 2px 8px;
  border-radius: 2px;
  color: #1a2e0a;
  font-weight: bold;
  transition: transform 0.15s;
}

.card:hover .badge {
  transform: scale(1.08);
}

.badge-Study  { background: #51cf66; }
.badge-Tools  { background: #fcc419; }
.badge-Fun    { background: #ff6b6b; }

/* type indicator */
.card .type-tag {
  position: absolute;
  top: 6px;
  right: 10px;
  font-size: 0.4rem;
  color: var(--text-muted);
}

/* ── Overlay (iframe modal) ───────────────────────────────────────────────── */

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--overlay-bg);
  flex-direction: column;
}

.overlay.open {
  display: flex;
}

.overlay-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  background: var(--overlay-bar);
  border-bottom: 4px solid var(--accent);
  transition: background 0.3s;
}

.overlay-title {
  font-size: 0.6rem;
  color: var(--overlay-title);
}

.overlay-close {
  font-family: "Press Start 2P", cursive;
  font-size: 0.5rem;
}

.overlay iframe {
  flex: 1;
  width: 100%;
  border: none;
  background: #fff;
}

/* ── Footer ───────────────────────────────────────────────────────────────── */

.museum-footer {
  text-align: center;
  padding: 1.5rem 1rem;
  font-size: 0.5rem;
  background: var(--header-bg);
  border-top: 4px solid var(--accent);
  transition: background 0.3s;
}

.museum-footer p {
  margin: 0;
  display: inline-block;
  background: linear-gradient(
    90deg,
    var(--footer-color) 0%,
    var(--footer-color) 35%,
    #ffffff 50%,
    var(--footer-color) 65%,
    var(--footer-color) 100%
  );
  background-size: 250% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: flashlight 8s linear infinite;
}

/* Flashlight sweep on footer text */
@keyframes flashlight {
  0%   { background-position: -250% center; }
  100% { background-position: 250% center; }
}

/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 1rem;
  }
}

@media (max-width: 560px) {
  .card-grid {
    grid-template-columns: 1fr;
  }

  .museum-header h1 {
    font-size: 1rem;
  }

  .theme-toggle {
    font-size: 0.85rem;
    padding: 0.25rem 0.35rem;
  }
}