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

:root {
  --bg: #F5F0E1;
  --pink: #FF2D9B;
  --blue: #3D5AFE;
  --yellow: #FFD600;
  --teal: #00E5CC;
  --dark: #1A1A2E;
  --gameboy: #9BBC0F;
  --font-pixel: 'Press Start 2P', cursive;
  --font-body: 'VT323', monospace;
}

body {
  font-family: var(--font-body);
  font-size: 22px;
  background: var(--bg);
  color: var(--dark);
  overflow-x: hidden;
  line-height: 1.4;
}

/* ---- Ticker Banner ---- */
.ticker {
  background: var(--dark);
  color: var(--yellow);
  font-family: var(--font-pixel);
  font-size: 0.625rem;
  padding: 0.6rem 0;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
}

.ticker span {
  display: inline-block;
  animation: scroll-left 20s linear infinite;
  padding-left: 100%;
}

@keyframes scroll-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* ---- Hero ---- */
.hero {
  text-align: center;
  padding: 3rem 1.25rem 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 2rem;
  left: 8%;
  width: 40px;
  height: 40px;
  background: var(--yellow);
  border-radius: 50%;
  opacity: 0.7;
  animation: float 4s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 2rem;
  right: 10%;
  width: 0;
  height: 0;
  border-left: 25px solid transparent;
  border-right: 25px solid transparent;
  border-bottom: 44px solid var(--teal);
  opacity: 0.6;
  animation: float 5s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(10deg); }
}

.hero-number {
  font-family: var(--font-pixel);
  font-size: 5rem;
  color: var(--pink);
  line-height: 1;
  text-shadow: 6px 6px 0 var(--dark);
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--font-pixel);
  font-size: 0.85rem;
  line-height: 2;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.8rem;
  color: var(--blue);
}

.blink {
  animation: blink-cursor 1s step-end infinite;
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ---- Game Boy Card ---- */
.gameboy-card {
  max-width: 320px;
  margin: 0 auto 2rem;
  padding: 0 1.25rem;
}

.gameboy-screen {
  background: var(--gameboy);
  border: 6px solid var(--dark);
  border-radius: 8px;
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.15), 6px 6px 0 var(--dark);
  position: relative;
}

.gameboy-screen::before {
  content: 'DOT MATRIX WITH STEREO SOUND';
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  color: rgba(0,0,0,0.3);
  margin-bottom: 0.75rem;
  letter-spacing: 0.1em;
}

.gameboy-screen p {
  font-family: var(--font-pixel);
  font-size: 0.75rem;
  color: var(--dark);
  line-height: 2.4;
}

/* ---- Details ---- */
.details {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
}

.details h2 {
  font-family: var(--font-pixel);
  font-size: 1.1rem;
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--dark);
}

.details-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.detail-item {
  background: var(--pink);
  border: 6px solid var(--dark);
  border-radius: 8px;
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.15), 6px 6px 0 var(--dark);
}

.detail-item:nth-child(2) {
  background: var(--teal);
}

.detail-link {
  text-decoration: none;
  color: var(--dark);
  display: block;
  transition: transform 0.15s, box-shadow 0.15s;
  cursor: pointer;
}

.detail-link:hover {
  transform: translate(-2px, -2px);
  box-shadow: inset 0 0 20px rgba(0,0,0,0.15), 8px 8px 0 var(--dark);
}

.detail-link:active {
  transform: translate(2px, 2px);
  box-shadow: inset 0 0 20px rgba(0,0,0,0.15), 2px 2px 0 var(--dark);
}

.detail-hint {
  display: block;
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  margin-top: 0.75rem;
  opacity: 0.5;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.detail-label {
  display: block;
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  color: var(--dark);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
  opacity: 0.6;
}

.detail-value {
  display: block;
  font-size: 1.6rem;
  color: var(--dark);
  font-weight: bold;
}

/* ---- RSVP Form ---- */
.rsvp {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.rsvp h2 {
  font-family: var(--font-pixel);
  font-size: 1.1rem;
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--dark);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label:not(.radio-label) {
  display: block;
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.form-group input[type="text"] {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1.4rem;
  border: 6px solid var(--dark);
  border-radius: 8px;
  background: #fff;
  color: var(--dark);
  outline: none;
  box-shadow: 6px 6px 0 var(--dark);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input[type="text"]:focus {
  border-color: var(--pink);
  box-shadow: 6px 6px 0 var(--pink);
}

.form-group input[type="text"]::placeholder {
  color: #aaa;
}

.form-group fieldset {
  border: none;
  padding: 0;
}

.form-group legend {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  color: var(--dark);
}

.radio-group {
  display: flex;
  gap: 1rem;
}

.radio-label {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border: 6px solid var(--dark);
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.4rem;
  text-align: center;
  transition: all 0.15s;
  background: #fff;
  box-shadow: 6px 6px 0 var(--dark);
  user-select: none;
}

.radio-label:hover {
  background: var(--yellow);
}

.radio-label:has(input:checked) {
  background: var(--teal);
  border-color: var(--dark);
  box-shadow: 6px 6px 0 var(--dark);
}

.radio-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.btn-submit {
  display: block;
  width: 100%;
  padding: 1rem;
  font-family: var(--font-pixel);
  font-size: 0.7rem;
  color: #fff;
  background: var(--pink);
  border: 6px solid var(--dark);
  border-radius: 8px;
  box-shadow: 6px 6px 0 var(--dark);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.1s;
  margin-top: 0.5rem;
}

.btn-submit:hover {
  background: var(--blue);
}

.btn-submit:active {
  box-shadow: 2px 2px 0 var(--dark);
  transform: translate(4px, 4px);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-status {
  margin-top: 1rem;
  font-size: 1.4rem;
  min-height: 2rem;
  text-align: center;
}

.form-status.error {
  color: var(--pink);
}

.form-status.success {
  color: var(--teal);
}

/* ---- Decorative shapes ---- */
.shape {
  position: fixed;
  pointer-events: none;
  z-index: -1;
  opacity: 0.15;
}

.shape-1 {
  top: 30%;
  left: 3%;
  width: 60px;
  height: 60px;
  background: var(--pink);
  transform: rotate(15deg);
}

.shape-2 {
  top: 55%;
  right: 4%;
  width: 50px;
  height: 50px;
  background: var(--yellow);
  border-radius: 50%;
}

.shape-3 {
  top: 75%;
  left: 6%;
  width: 0;
  height: 0;
  border-left: 30px solid transparent;
  border-right: 30px solid transparent;
  border-bottom: 52px solid var(--blue);
}

.shape-4 {
  top: 15%;
  right: 6%;
  width: 45px;
  height: 45px;
  border: 6px solid var(--teal);
  transform: rotate(45deg);
}

/* ---- Divider ---- */
.divider {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.divider hr {
  border: none;
  border-top: 3px dashed var(--dark);
  opacity: 0.15;
}

/* ---- Footer ---- */
footer {
  text-align: center;
  padding: 2rem 1.25rem;
  font-size: 1rem;
  opacity: 0.5;
}

/* ---- Responsive ---- */
@media (min-width: 600px) {
  .hero-number {
    font-size: 7rem;
  }

  .hero h1 {
    font-size: 1rem;
  }

  body {
    font-size: 24px;
  }

  .details-grid {
    flex-direction: row;
  }

  .detail-item {
    flex: 1;
  }
}

@media (min-width: 900px) {
  .hero-number {
    font-size: 10rem;
    text-shadow: 8px 8px 0 var(--dark);
  }

  .hero h1 {
    font-size: 1.15rem;
  }

  .shape { opacity: 0.2; }
  .shape-1 { width: 80px; height: 80px; }
  .shape-2 { width: 70px; height: 70px; }
}