/* ===== المتغيّرات والأساسيات ===== */
:root {
  --c-purple: #5b3fb5;
  --c-purple-2: #7c5fe6;
  --c-pink: #ff6fb5;
  --c-yellow: #ffd23f;
  --c-orange: #ff924c;
  --c-green: #34d399;
  --c-blue: #38bdf8;
  --c-red: #ff5d5d;
  --c-cream: #fff8ec;
  --c-ink: #3a2c66;
  --shadow-soft: 0 10px 0 rgba(0, 0, 0, .12);
  --shadow-card: 0 12px 28px rgba(70, 40, 120, .25);
  --radius: 28px;
  --font-ar: "Baloo Bhaijaan 2", "Tahoma", sans-serif;
  --font-en: "Fredoka", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-ar);
  color: var(--c-ink);
  background: linear-gradient(160deg, #7c5fe6 0%, #5b3fb5 60%, #43308f 100%);
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.hidden { display: none !important; }

button { font-family: inherit; cursor: pointer; border: none; }

/* ===== شاشة البداية ===== */
.splash {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(160deg, #8be9ff 0%, #7c5fe6 55%, #5b3fb5 100%);
  overflow: hidden;
  z-index: 50;
}
.splash-sun {
  position: absolute;
  top: 6%;
  inset-inline-start: 8%;
  font-size: clamp(48px, 12vw, 100px);
  animation: spin-slow 18s linear infinite;
}
.splash-logo {
  font-size: clamp(90px, 26vw, 190px);
  filter: drop-shadow(0 12px 18px rgba(0, 0, 0, .3));
  animation: bob 2.4s ease-in-out infinite;
}
.splash-title {
  font-size: clamp(28px, 8vw, 56px);
  color: #fff;
  margin: .2em 0 0;
  text-shadow: 0 4px 0 rgba(0, 0, 0, .18);
}
.splash-sub {
  font-family: var(--font-en);
  color: var(--c-yellow);
  font-size: clamp(16px, 4vw, 26px);
  margin: .2em 0 1.2em;
  letter-spacing: 1px;
}
.big-start-btn {
  background: linear-gradient(180deg, var(--c-yellow), var(--c-orange));
  color: var(--c-ink);
  font-size: clamp(22px, 6vw, 34px);
  font-weight: 800;
  padding: .55em 1.4em;
  border-radius: 999px;
  box-shadow: var(--shadow-soft), var(--shadow-card);
  transition: transform .12s ease;
  animation: pulse 1.8s ease-in-out infinite;
}
.big-start-btn:active { transform: scale(.94); }

.splash-clouds .cloud {
  position: absolute;
  font-size: clamp(44px, 12vw, 90px);
  opacity: .9;
  animation: drift linear infinite;
}
.cloud.c1 { top: 22%; animation-duration: 26s; }
.cloud.c2 { top: 40%; animation-duration: 34s; animation-delay: -8s; }
.cloud.c3 { top: 68%; animation-duration: 30s; animation-delay: -16s; }

/* ===== التطبيق ===== */
.app {
  position: fixed;
  inset: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* شريط علوي مشترك */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(91, 63, 181, .85);
  backdrop-filter: blur(8px);
}
.topbar h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(18px, 5vw, 28px);
  text-shadow: 0 2px 0 rgba(0, 0, 0, .2);
}
.icon-btn {
  background: #fff;
  color: var(--c-purple);
  font-size: clamp(18px, 5vw, 26px);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  box-shadow: var(--shadow-card);
  display: grid;
  place-items: center;
  transition: transform .12s ease;
}
.icon-btn:active { transform: scale(.9); }

/* عدّاد النجوم */
.star-counter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  color: var(--c-ink);
  font-weight: 800;
  font-size: clamp(16px, 4.5vw, 22px);
  padding: 6px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-card);
}
.streak-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: linear-gradient(180deg, #ff924c, #ff5d5d);
  color: #fff;
  font-weight: 800;
  font-size: clamp(12px, 3.4vw, 15px);
  padding: 3px 12px;
  border-radius: 999px;
  box-shadow: var(--shadow-card);
}

/* ===== أزرار عامة ===== */
.candy-btn {
  background: linear-gradient(180deg, var(--c-pink), #e0489a);
  color: #fff;
  font-weight: 800;
  font-size: clamp(18px, 5vw, 24px);
  padding: .5em 1.3em;
  border-radius: 999px;
  box-shadow: var(--shadow-soft);
  transition: transform .12s ease;
}
.candy-btn:active { transform: translateY(4px); box-shadow: 0 4px 0 rgba(0,0,0,.12); }

/* ===== طبقة المؤثرات ===== */
.fx-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 60;
}

/* ===== الواقع المعزّز (AR) ===== */
.ar-screen { background: #000; min-height: 100%; }
.ar-stage {
  position: relative;
  width: 100%;
  height: calc(100vh - 160px);
  overflow: hidden;
  background: #111;
}
.ar-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ar-stage.ar-nocam {
  background: linear-gradient(160deg, #7c5fe6, #43308f);
}
.ar-nocam-msg {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  color: #fff;
  font-weight: 800;
  font-size: clamp(40px, 10vw, 64px);
  line-height: 1.3;
  padding: 20px;
}
.ar-creature {
  position: absolute;
  inset-block-end: 8%;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  font-size: clamp(120px, 40vw, 240px);
  filter: drop-shadow(0 18px 20px rgba(0, 0, 0, .55));
  cursor: pointer;
  animation: bob 2.6s ease-in-out infinite;
}
.ar-creature.hop { animation: ar-hop .8s ease; }
@keyframes ar-hop {
  0%   { transform: translateX(-50%) translateY(0) scale(1) rotate(0deg); }
  25%  { transform: translateX(-50%) translateY(-90px) scale(1.12) rotate(-6deg); }
  50%  { transform: translateX(-50%) translateY(0) scale(.96) rotate(0deg); }
  70%  { transform: translateX(-50%) translateY(-40px) scale(1.05) rotate(5deg); }
  100% { transform: translateX(-50%) translateY(0) scale(1) rotate(0deg); }
}

/* فقاعة كلام الحيوان */
.ar-bubble {
  position: absolute;
  inset-block-end: 46%;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  background: #fff;
  color: var(--c-ink);
  font-weight: 800;
  font-size: clamp(16px, 4.5vw, 22px);
  padding: 10px 18px;
  border-radius: 18px;
  box-shadow: var(--shadow-card);
  white-space: nowrap;
  animation: pop-in .3s ease;
  z-index: 3;
}
.ar-bubble::after {
  content: "";
  position: absolute;
  inset-block-end: -10px;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: #fff;
}

/* تلميح أعلى الشاشة */
.ar-hint {
  position: absolute;
  inset-block-start: 14px;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, .55);
  color: #fff;
  font-weight: 800;
  font-size: clamp(13px, 3.6vw, 16px);
  padding: 8px 16px;
  border-radius: 999px;
  z-index: 3;
  animation: pulse 2s ease-in-out infinite;
}

.ar-picker {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 14px 16px;
  background: rgba(0, 0, 0, .6);
}
.ar-pick {
  flex: 0 0 auto;
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: #fff;
  font-size: 32px;
  box-shadow: var(--shadow-card);
  transition: transform .12s ease;
}
.ar-pick:active { transform: scale(.88); }
.ar-pick.active { background: linear-gradient(160deg, #ffd23f, #ff924c); outline: 3px solid #fff; }

/* ===== المساعد الصوتي (زر عائم + فقاعة) ===== */
.assistant-fab {
  position: fixed;
  inset-block-end: 18px;
  inset-inline-end: 18px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  font-size: 30px;
  background: linear-gradient(180deg, var(--c-green), #16a34a);
  color: #fff;
  box-shadow: var(--shadow-card);
  z-index: 70;
  display: grid;
  place-items: center;
  transition: transform .12s ease;
}
.assistant-fab:active { transform: scale(.9); }
.assistant-fab.listening {
  background: linear-gradient(180deg, var(--c-red), #d11d1d);
  animation: pulse 1s ease-in-out infinite;
}
.assistant-fab.thinking {
  background: linear-gradient(180deg, var(--c-blue), #2563eb);
  animation: pulse 1.4s ease-in-out infinite;
}
.assistant-bubble {
  position: fixed;
  inset-block-end: 92px;
  inset-inline-end: 18px;
  max-width: min(78vw, 340px);
  background: #fff;
  color: var(--c-ink);
  font-weight: 700;
  font-size: clamp(15px, 4vw, 19px);
  line-height: 1.5;
  padding: 12px 16px;
  border-radius: 18px;
  box-shadow: var(--shadow-card);
  z-index: 70;
  animation: pop-in .25s ease both;
}

/* ===== شاشة الأغاني والفيديو ===== */
.video-cats {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 16px;
  -webkit-overflow-scrolling: touch;
}
.video-cat {
  flex: 0 0 auto;
  background: #fff;
  color: var(--c-ink);
  font-weight: 800;
  font-size: clamp(13px, 3.6vw, 16px);
  padding: 8px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-card);
  transition: transform .12s ease;
}
.video-cat:active { transform: scale(.92); }
.video-cat.active { background: linear-gradient(180deg, var(--c-pink), #e0489a); color: #fff; }

.video-player { padding: 8px 16px 4px; }
.video-frame {
  position: relative;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: #000;
}
.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video-now {
  text-align: center;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 0 rgba(0, 0, 0, .2);
  font-size: clamp(15px, 4vw, 19px);
  margin: 10px 0;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  padding: 10px 16px 30px;
  max-width: 760px;
  margin: 0 auto;
}
@media (min-width: 620px) { .video-grid { grid-template-columns: repeat(3, 1fr); } }
.video-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 14px 10px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: transform .12s ease;
  animation: pop-in .35s ease both;
}
.video-card:active { transform: scale(.95); }
.video-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 16px;
  background: linear-gradient(160deg, #ffd6f0, #c8a8ff);
  display: grid;
  place-items: center;
  font-size: clamp(38px, 11vw, 56px);
}
.video-play {
  position: absolute;
  inset-block-end: 6px;
  inset-inline-end: 8px;
  background: rgba(0, 0, 0, .55);
  color: #fff;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 15px;
}
.video-title {
  font-weight: 800;
  font-size: clamp(13px, 3.6vw, 16px);
  color: var(--c-ink);
  text-align: center;
}

/* ===== حركات ===== */
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-18px); } }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.06); } }
@keyframes spin-slow { to { transform: rotate(360deg); } }
@keyframes drift { from { transform: translateX(-120vw); } to { transform: translateX(120vw); } }
@keyframes pop-in { 0% { transform: scale(0); opacity: 0; } 70% { transform: scale(1.15); } 100% { transform: scale(1); opacity: 1; } }
@keyframes wobble { 0%,100% { transform: rotate(-4deg); } 50% { transform: rotate(4deg); } }
@keyframes shake { 0%,100% { transform: translateX(0); } 25% { transform: translateX(-8px); } 75% { transform: translateX(8px); } }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001s !important; }
}