* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  min-height: 100vh;
  font-family: 'Segoe UI', Arial, sans-serif;
  overflow-x: hidden;
}

.screen {
  display: none;
  min-height: 100vh;
  width: 100%;
  position: relative;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 20px;
}

.screen.active {
  display: flex;
}

/* ============================================================
   PAGE 1 — Serious / Professional Verification Look
   ============================================================ */
#screen-1 {
  background: linear-gradient(135deg, #f4f6f8 0%, #e9edf1 100%);
}

.serious-card {
  background: #ffffff;
  width: 100%;
  max-width: 420px;
  padding: 40px 32px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  border: 1px solid #e2e6ea;
}

.brand {
  text-align: center;
  margin-bottom: 28px;
}

.brand-logo {
  width: 56px;
  height: 56px;
  line-height: 56px;
  background: #1a5276;
  color: #fff;
  font-size: 28px;
  border-radius: 50%;
  margin: 0 auto 14px;
}

.brand h1 {
  color: #1a5276;
  font-size: 22px;
  letter-spacing: 0.5px;
}

.tagline {
  color: #6b7785;
  font-size: 13px;
  margin-top: 6px;
}

#verify-form label {
  display: block;
  font-size: 13px;
  color: #34495e;
  margin: 14px 0 6px;
  font-weight: 600;
}

#verify-form input,
#verify-form select {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid #cfd8dc;
  border-radius: 6px;
  font-size: 14px;
  color: #2c3e50;
  background: #fbfcfd;
}

#verify-form input:focus,
#verify-form select:focus {
  outline: none;
  border-color: #1a5276;
}

.btn-primary {
  width: 100%;
  margin-top: 24px;
  padding: 13px;
  background: #1a5276;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-primary:hover {
  background: #154360;
}

.footer-note {
  text-align: center;
  font-size: 11px;
  color: #95a5a6;
  margin-top: 18px;
}

/* ============================================================
   PAGE 2 — First Prank Reveal (Bright, chaotic, party style)
   ============================================================ */
#screen-2 {
  background: radial-gradient(circle at center, #ffe259 0%, #ffa751 100%);
  text-align: center;
}

.complain-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  border: none;
  padding: 10px 14px;
  border-radius: 20px;
  font-size: 12px;
  cursor: pointer;
  z-index: 10;
}

.prank2-content {
  animation: pop-in 0.6s ease;
}

@keyframes pop-in {
  0% { transform: scale(0.3); opacity: 0; }
  70% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); }
}

.big-smiley {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

.smiley-face {
  font-size: 110px;
  animation: wiggle 1.2s infinite ease-in-out;
}

.hand {
  font-size: 70px;
  animation: shake 0.5s infinite alternate;
}

.hand-left { transform: scaleX(-1); }

@keyframes wiggle {
  0%, 100% { transform: rotate(-8deg); }
  50% { transform: rotate(8deg); }
}

@keyframes shake {
  from { transform: translateY(0); }
  to { transform: translateY(-10px); }
}

.hand-left.hand {
  animation: shakeLeft 0.5s infinite alternate;
}
@keyframes shakeLeft {
  from { transform: scaleX(-1) translateY(0); }
  to { transform: scaleX(-1) translateY(-10px); }
}

.gotcha-text {
  font-size: 42px;
  color: #c0392b;
  text-shadow: 2px 2px 0 #fff;
}

.prank2-sub {
  margin-top: 12px;
  font-size: 16px;
  color: #5d3a00;
  font-weight: 600;
}

/* ============================================================
   PAGE 3 — Glitch / Error Style (Dark, digital)
   ============================================================ */
#screen-3 {
  background: #0a0a0a;
  color: #0f0;
  text-align: center;
  overflow: hidden;
}

.glitch-bg {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(0,255,0,0.03) 0px, rgba(0,255,0,0.03) 2px, transparent 2px, transparent 4px);
  animation: scan 3s linear infinite;
}

@keyframes scan {
  0% { background-position-y: 0; }
  100% { background-position-y: 100px; }
}

.prank3-content {
  position: relative;
  z-index: 2;
}

.glitch-title {
  font-family: 'Courier New', monospace;
  font-size: 44px;
  color: #ff003c;
  position: relative;
  text-shadow: 2px 2px #00fff9, -2px -2px #ff003c;
  animation: glitch 1.5s infinite;
  letter-spacing: 2px;
}

@keyframes glitch {
  0%, 100% { transform: translate(0, 0); }
  20% { transform: translate(-3px, 2px); }
  40% { transform: translate(3px, -2px); }
  60% { transform: translate(-2px, -2px); }
  80% { transform: translate(2px, 2px); }
}

.glitch-icon {
  font-size: 46px;
  margin: 24px 0;
  animation: flicker 0.8s infinite;
}

@keyframes flicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.glitch-msg {
  font-family: 'Courier New', monospace;
  color: #0f0;
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 10px;
}

.glitch-sub {
  font-family: 'Courier New', monospace;
  color: #ff003c;
  font-size: 12px;
  margin-bottom: 30px;
  letter-spacing: 1px;
}

.report-btn {
  background: transparent;
  border: 2px solid #0f0;
  color: #0f0;
  padding: 12px 24px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s;
}

.report-btn:hover {
  background: #0f0;
  color: #0a0a0a;
}

/* ============================================================
   PAGE 4 — Cartoonish / Celebration Style (Playful pastel)
   ============================================================ */
#screen-4 {
  background: linear-gradient(160deg, #a18cd1 0%, #fbc2eb 100%);
  text-align: center;
  overflow: hidden;
}

.cartoon-bubble {
  background: #fff;
  border-radius: 20px;
  padding: 14px 22px;
  font-size: 15px;
  color: #6c3483;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  box-shadow: 0 6px 0 rgba(0,0,0,0.1);
  animation: float 2.5s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.cartoon-char {
  font-size: 100px;
  margin: 14px 0;
  animation: bounce 1s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0) rotate(-5deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

.cartoon-title {
  font-size: 38px;
  color: #4a235a;
  text-shadow: 3px 3px 0 #fff;
  margin-bottom: 10px;
}

.cartoon-msg {
  font-size: 16px;
  color: #4a235a;
  font-weight: 600;
  margin-bottom: 6px;
}

.cartoon-sub {
  font-size: 13px;
  color: #6c3483;
  margin-bottom: 24px;
}

.restart-btn {
  background: #fff;
  color: #8e44ad;
  border: none;
  padding: 12px 26px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 5px 0 rgba(0,0,0,0.15);
  transition: transform 0.15s;
}

.restart-btn:active {
  transform: translateY(4px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.15);
}

.confetti-piece {
  position: absolute;
  top: -20px;
  width: 8px;
  height: 14px;
  opacity: 0.9;
  animation: fall linear infinite;
}

@keyframes fall {
  to { transform: translateY(110vh) rotate(360deg); }
}

/* ============================================================
   Responsive tweaks
   ============================================================ */
@media (max-width: 480px) {
  .smiley-face { font-size: 80px; }
  .hand { font-size: 50px; }
  .gotcha-text { font-size: 32px; }
  .glitch-title { font-size: 30px; }
  .cartoon-title { font-size: 28px; }
  .cartoon-char { font-size: 70px; }
  .serious-card { padding: 28px 20px; }
}