/* ============================================================
   Quiz Search — qs-animations.css
   Scroll-triggered and keyframe animations
   ============================================================ */

/* ── Keyframes ────────────────────────────────────────────── */
@keyframes qs-float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50%       { transform: translateY(-16px) rotate(3deg); }
}

@keyframes qs-fade-up {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes qs-slide-left {
  from { opacity: 0; transform: translateX(-32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes qs-slide-right {
  from { opacity: 0; transform: translateX(32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes qs-scale-in {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes qs-pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(201, 168, 76, 0.3); }
  50%       { box-shadow: 0 0 0 12px rgba(201, 168, 76, 0); }
}

@keyframes qs-shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

@keyframes qs-ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes qs-spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes qs-answer-bounce {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.02); }
}

@keyframes qs-progress-fill {
  from { width: 0%; }
  to   { width: var(--qs-target-width, 100%); }
}

/* ── Scroll-Reveal Base ───────────────────────────────────── */
.qs-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1),
              transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.qs-reveal.qs-revealed {
  opacity: 1;
  transform: translateY(0);
}

.qs-reveal-left {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1),
              transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.qs-reveal-left.qs-revealed {
  opacity: 1;
  transform: translateX(0);
}

.qs-reveal-right {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1),
              transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.qs-reveal-right.qs-revealed {
  opacity: 1;
  transform: translateX(0);
}

.qs-reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.6s cubic-bezier(0.4,0,0.2,1),
              transform 0.6s cubic-bezier(0.4,0,0.2,1);
}

.qs-reveal-scale.qs-revealed {
  opacity: 1;
  transform: scale(1);
}

/* Staggered reveal delays */
.qs-delay-1 { transition-delay: 0.1s; }
.qs-delay-2 { transition-delay: 0.2s; }
.qs-delay-3 { transition-delay: 0.3s; }
.qs-delay-4 { transition-delay: 0.4s; }
.qs-delay-5 { transition-delay: 0.5s; }

/* ── Hero Entrance ────────────────────────────────────────── */
.qs-hero-badge {
  animation: qs-fade-up 0.6s ease both;
  animation-delay: 0.1s;
}

.qs-hero-headline {
  animation: qs-fade-up 0.7s ease both;
  animation-delay: 0.25s;
}

.qs-hero-subtext {
  animation: qs-fade-up 0.7s ease both;
  animation-delay: 0.4s;
}

.qs-hero-cta-group {
  animation: qs-fade-up 0.7s ease both;
  animation-delay: 0.55s;
}

.qs-hero-stats {
  animation: qs-fade-up 0.7s ease both;
  animation-delay: 0.7s;
}

/* ── Quiz Answer Animation ────────────────────────────────── */
.qs-quiz-answer-btn.qs-selected-animate {
  animation: qs-answer-bounce 0.3s ease;
}

/* ── Gold Pulse ───────────────────────────────────────────── */
.qs-pulse { animation: qs-pulse-glow 2.5s ease-in-out infinite; }

/* ── Floating Film Icons ──────────────────────────────────── */
.qs-film-float-1 { animation: qs-float 6s ease-in-out infinite; }
.qs-film-float-2 { animation: qs-float 4s ease-in-out infinite 1.5s; }
.qs-film-float-3 { animation: qs-float 7s ease-in-out infinite 0.8s; }

/* ── Loading Shimmer ──────────────────────────────────────── */
.qs-skeleton {
  background: linear-gradient(90deg, #e8e8e8 25%, #f5f5f5 50%, #e8e8e8 75%);
  background-size: 800px 100%;
  animation: qs-shimmer 1.5s infinite;
  border-radius: var(--qs-radius);
}

/* ── Stat Counter Animation ───────────────────────────────── */
.qs-count-up {
  display: inline-block;
}

/* ── Parallax ─────────────────────────────────────────────── */
.qs-parallax-bg {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* ── Tab Switch ───────────────────────────────────────────── */
.qs-tab-content-panel {
  display: none;
  animation: qs-fade-up 0.4s ease;
}

.qs-tab-content-panel.qs-tab-active { display: block; }

.qs-tab-btn {
  font-family: var(--qs-font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.6rem 1.25rem;
  border: 1.5px solid rgba(201,168,76,0.3);
  border-radius: 100px;
  background: transparent;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  transition: all 0.25s ease;
}

.qs-tab-btn:hover {
  border-color: var(--qs-gold);
  color: var(--qs-gold);
}

.qs-tab-btn.qs-tab-active-btn {
  background: var(--qs-gold);
  border-color: var(--qs-gold);
  color: var(--qs-navy);
}

.qs-tab-group { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 2rem; }

/* ── Quote Rotator ────────────────────────────────────────── */
.qs-quote-rotator {
  position: relative;
  min-height: 80px;
}

.qs-quote-item {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
  font-family: var(--qs-font-display);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--qs-gold);
  text-align: center;
}

.qs-quote-item.qs-quote-visible { opacity: 1; position: relative; }

/* ── Scroll Progress Indicator ────────────────────────────── */
.qs-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--qs-gold), var(--qs-gold-light));
  z-index: 9999;
  width: 0%;
  transition: width 0.1s linear;
}