/* ==========================================================================
   Leo's 7th Birthday Adventure — Stylesheet
   Palette: #0ea5e9 #ff9f1c #2ec4b6 #1a1d2e #fffdfa
   Fonts: Fredoka, Mali
   Tricks: T64 (Jelly), T78 (Stickers), T79 (Doodles)
   ========================================================================== */

:root {
  --c-primary: #0ea5e9;
  --c-primary-dark: #0284c7;
  --c-primary-light: #e0f2fe;
  --c-mango: #ff9f1c;
  --c-mango-light: #fff7ed;
  --c-mint: #2ec4b6;
  --c-mint-light: #e6fffa;
  --c-navy: #1a1d2e;
  --c-navy-muted: #475569;
  --c-cream: #fffdfa;
  --c-card-bg: #ffffff;
  --c-border: #f1f5f9;
  --c-border-strong: #e2e8f0;
  
  --font-display: 'Fredoka', cursive, sans-serif;
  --font-body: 'Mali', cursive, sans-serif;

  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.25, 1, 0.5, 1);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-pill: 9999px;

  --shadow-sm: 0 4px 12px rgba(26, 29, 46, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 29, 46, 0.08);
  --shadow-lg: 0 16px 40px rgba(14, 165, 233, 0.14);
}

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

html {
  font-family: var(--font-body);
  color: var(--c-navy);
  background-color: var(--c-cream);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background: 
    radial-gradient(circle at 10% 20%, rgba(14, 165, 233, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(255, 159, 28, 0.06) 0%, transparent 40%),
    var(--c-cream);
}

/* Confetti overlay canvas */
#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 999;
}

/* ==========================================================================
   Top Navigation Glass Bar
   ========================================================================== */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 52px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 253, 250, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  z-index: 100;
}

.brand-badge {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-primary-dark);
  background: var(--c-primary-light);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.nav-controls {
  display: flex;
  gap: 8px;
}

.control-btn {
  background: #ffffff;
  border: 1px solid var(--c-border-strong);
  color: var(--c-navy);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--ease-spring), background-color 0.2s ease;
}

.control-btn:active {
  transform: scale(0.92);
}

/* ==========================================================================
   Page Container & Layout
   ========================================================================== */
.page-container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 52px 16px 32px; /* Top padding clears 52px header */
}

/* ==========================================================================
   HERO LOCK SCREEN (100dvh before blowout)
   ========================================================================== */
.hero-screen {
  min-height: calc(100dvh - 52px);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  text-align: center;
  position: relative;
  padding: 20px 8px 24px; /* 52px header + 20px = 72px top clearance before badge */
  transition: min-height 0.6s var(--ease-smooth);
}

.hero-content {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* T78 Sticker Drop */
.sticker {
  position: absolute;
  font-size: 2rem;
  user-select: none;
  animation: sticker-drop 0.8s var(--ease-spring) both;
  pointer-events: none;
}
.sticker-star {
  top: -10px;
  left: 10px;
  animation-delay: 0.1s;
}
.sticker-rocket {
  top: -6px;
  right: 12px;
  animation-delay: 0.25s;
}
.sticker-clock, .sticker-game {
  position: static;
  font-size: 1.5rem;
}

@keyframes sticker-drop {
  0% {
    opacity: 0;
    transform: translateY(-40px) scale(0.4) rotate(-15deg);
  }
  70% {
    opacity: 1;
    transform: translateY(6px) scale(1.1) rotate(6deg);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1) rotate(0deg);
  }
}

.hero-badge {
  display: inline-block;
  background: var(--c-mango-light);
  color: #ea580c;
  border: 1px solid #fed7aa;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 7vw, 2.3rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--c-navy);
  margin-bottom: 12px;
  text-wrap: balance;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.title-main {
  background: linear-gradient(135deg, var(--c-primary-dark), var(--c-mango));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-navy-muted);
  max-width: 380px;
  margin-bottom: 24px;
  text-wrap: balance;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

/* ==========================================================================
   Interactive Birthday Cake Gimmick
   ========================================================================== */
.cake-container {
  width: 100%;
  max-width: 290px;
  margin: 0 auto;
  position: relative;
}

.cake-stage {
  cursor: pointer;
  outline: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.3s var(--ease-spring);
}

.cake-stage:hover {
  transform: scale(1.02);
}

.cake-stage:active {
  transform: scale(0.97);
}

.cake-svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 12px 24px rgba(14, 165, 233, 0.18));
}

/* Candle flame animations */
.flame {
  transform-origin: 0 4px;
  animation: flicker 1.2s infinite ease-in-out alternate;
}

.c1 .flame { animation-delay: 0.1s; }
.c2 .flame { animation-delay: 0.3s; }
.c3 .flame { animation-delay: 0.2s; }
.c4 .flame { animation-delay: 0.4s; }
.c5 .flame { animation-delay: 0.15s; }
.c6 .flame { animation-delay: 0.35s; }
.c7 .flame { animation-delay: 0.25s; }

@keyframes flicker {
  0% { transform: scale(1) rotate(-3deg); }
  50% { transform: scale(1.12, 0.9) rotate(3deg); }
  100% { transform: scale(0.95, 1.08) rotate(-2deg); }
}

/* Blown out state */
.cake-stage.blown .flame,
.cake-stage.blown .flame-inner {
  animation: blow-out 0.4s forwards ease-out;
}

@keyframes blow-out {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.6, 0.3) translateY(-12px); opacity: 0.6; }
  100% { transform: scale(0) translateY(-24px); opacity: 0; }
}

.cake-prompt {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1.5px solid var(--c-mango);
  color: #c2410c;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(255, 159, 28, 0.25);
  animation: pulse-bounce 2s infinite ease-in-out;
}

.prompt-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-mango);
  box-shadow: 0 0 0 0 rgba(255, 159, 28, 0.6);
  animation: pulse-ring 1.8s infinite;
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(255, 159, 28, 0.6); }
  70% { box-shadow: 0 0 0 8px rgba(255, 159, 28, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 159, 28, 0); }
}

@keyframes pulse-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* Post-blowout banner */
.wish-banner {
  margin-top: 24px;
  padding: 20px;
  background: #ffffff;
  border: 2px solid var(--c-mint);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  animation: banner-enter 0.6s var(--ease-spring) both;
  width: 100%;
}

.wish-stars {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.wish-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--c-mint);
  margin-bottom: 8px;
}

.wish-desc {
  font-size: 0.92rem;
  color: var(--c-navy-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}

.scroll-nudge {
  display: flex;
  justify-content: center;
}

.nudge-arrow {
  font-size: 1.4rem;
  color: var(--c-primary);
  animation: bounce-arrow 1.4s infinite ease-in-out;
}

@keyframes bounce-arrow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

@keyframes banner-enter {
  0% { opacity: 0; transform: scale(0.88) translateY(20px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

/* ==========================================================================
   Section Cards Styling
   ========================================================================== */
.section-card {
  background: var(--c-card-bg);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  margin-top: 28px;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--c-navy);
}

.doodle-sparkle {
  color: var(--c-mango);
  font-size: 1.3rem;
}

/* ==========================================================================
   Event Info Card
   ========================================================================== */
.info-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.item-icon {
  font-size: 1.6rem;
  line-height: 1;
  padding: 10px;
  background: var(--c-primary-light);
  border-radius: var(--radius-md);
}

.item-body {
  flex: 1;
}

.item-label {
  font-size: 0.8rem;
  color: var(--c-navy-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.item-val {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--c-navy);
}

.item-sub {
  font-size: 0.9rem;
  color: var(--c-navy-muted);
  margin-top: 2px;
  line-height: 1.4;
}

.item-note {
  font-size: 0.82rem;
  color: var(--c-primary-dark);
  margin-top: 4px;
}

.map-action {
  margin-top: 10px;
}

/* T64 Jelly Buttons */
.btn-primary, .btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 20px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(14, 165, 233, 0.35);
  transition: transform 0.2s var(--ease-spring), box-shadow 0.2s ease;
}

.btn-jelly:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(14, 165, 233, 0.45);
}

.btn-jelly:active {
  animation: jelly-wobble 0.5s var(--ease-spring);
}

@keyframes jelly-wobble {
  0% { transform: scale(1, 1); }
  30% { transform: scale(1.15, 0.85); }
  50% { transform: scale(0.9, 1.1); }
  70% { transform: scale(1.05, 0.95); }
  100% { transform: scale(1, 1); }
}

/* ==========================================================================
   Timeline / Adventure Schedule
   ========================================================================== */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  padding-left: 20px;
  border-left: 2px dashed var(--c-primary-light);
  margin-left: 10px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -27px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--c-primary);
  border: 2px solid #ffffff;
  box-shadow: 0 0 0 2px var(--c-primary-light);
}

.timeline-time {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--c-primary-dark);
  background: var(--c-primary-light);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 4px;
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-navy);
  margin-bottom: 2px;
}

.timeline-desc {
  font-size: 0.88rem;
  color: var(--c-navy-muted);
  line-height: 1.45;
}

/* ==========================================================================
   Activity Zones
   ========================================================================== */
.activity-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.activity-card {
  background: #f8fafc;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: transform 0.2s var(--ease-spring), border-color 0.2s ease;
}

.activity-card:hover {
  transform: translateY(-2px);
  border-color: var(--c-mint);
}

.act-icon {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.act-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 4px;
}

.act-desc {
  font-size: 0.82rem;
  color: var(--c-navy-muted);
  line-height: 1.4;
}

/* ==========================================================================
   Theme & Gift Notes
   ========================================================================== */
.theme-box, .gift-box {
  background: #fafaf9;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
}

.theme-header, .gift-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.box-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-navy);
}

.theme-name {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--c-primary-dark);
  margin-bottom: 4px;
}

.theme-desc, .gift-body {
  font-size: 0.9rem;
  color: var(--c-navy-muted);
  line-height: 1.5;
}

.swatches {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.swatch {
  height: 28px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* ==========================================================================
   RSVP Form & Segmented Control
   ========================================================================== */
.rsvp-intro {
  font-size: 0.92rem;
  color: var(--c-navy-muted);
  line-height: 1.5;
  margin-bottom: 20px;
  text-wrap: balance;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.rsvp-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-navy);
}

.req {
  color: #ef4444;
  margin-left: 2px;
}

/* Segmented Control for Attendance */
.segmented-control {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  background: #f1f5f9;
  padding: 4px;
  border-radius: var(--radius-pill);
}

.segmented-control input[type="radio"] {
  display: none;
}

.segment-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-navy-muted);
  cursor: pointer;
  transition: all 0.2s var(--ease-spring);
  text-align: center;
  user-select: none;
}

.segmented-control input[type="radio"]:checked + .segment-btn {
  background: #ffffff;
  color: var(--c-navy);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

#attend-yes:checked + .segment-btn {
  color: var(--c-primary-dark);
}

#attend-no:checked + .segment-btn {
  color: #94a3b8;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--c-navy);
  background: #ffffff;
  border: 1.5px solid var(--c-border-strong);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.headcount-row {
  display: flex;
  gap: 12px;
}

.flex-1 {
  flex: 1;
}

.label-with-counter {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.char-count {
  font-size: 0.8rem;
  color: #94a3b8;
  font-family: var(--font-display);
}

.consent-group {
  margin-top: 4px;
}

.checkbox-container {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.checkmark {
  width: 20px;
  height: 20px;
  min-width: 20px;
  background-color: #ffffff;
  border: 1.5px solid var(--c-border-strong);
  border-radius: 6px;
  display: inline-block;
  position: relative;
  margin-top: 2px;
  transition: all 0.2s ease;
  pointer-events: none;
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--c-primary);
  border-color: var(--c-primary);
}

.checkmark::after {
  content: "";
  position: absolute;
  display: none;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-container input:checked ~ .checkmark::after {
  display: block;
}

.consent-text {
  font-size: 0.84rem;
  color: var(--c-navy-muted);
  line-height: 1.45;
}

.input-error {
  display: none;
  color: #ef4444;
  font-size: 0.8rem;
  margin-top: 2px;
}

.input-error.visible {
  display: block;
}

.btn-submit {
  margin-top: 8px;
}

/* Success Card */
.rsvp-success-card {
  text-align: center;
  padding: 24px 16px;
  background: var(--c-mint-light);
  border: 2px solid var(--c-mint);
  border-radius: var(--radius-md);
  margin-top: 16px;
  animation: banner-enter 0.5s var(--ease-spring) both;
}

.success-icon {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.success-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: #0f766e;
  margin-bottom: 8px;
}

.success-message {
  font-size: 0.95rem;
  color: var(--c-navy-muted);
  line-height: 1.5;
  margin-bottom: 12px;
  text-wrap: balance;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.demo-badge-note {
  font-size: 0.8rem;
  color: #0d9488;
  font-style: italic;
}

/* ==========================================================================
   Footer & Credit
   ========================================================================== */
.page-footer {
  margin-top: 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding-bottom: 24px;
}

.hosts-signature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.signature-icon {
  font-size: 1.6rem;
  margin-bottom: 4px;
}

.signature-label {
  font-size: 0.85rem;
  color: var(--c-navy-muted);
  letter-spacing: 0.04em;
}

.signature-names {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-navy);
  text-wrap: balance;
  text-align: center;
}

.nobrk {
  white-space: nowrap;
  display: inline-block;
}

/* Static credit pill in natural footer flow (safe zone >= 68px from bottom) */
.page-footer {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding-bottom: 72px; /* Bottom safe zone >= 68px */
}

.footer-credit {
  margin-top: 12px;
}

.credit-pill {
  display: inline-block;
  background: #ffffff;
  color: #64748b;
  border: 1px solid var(--c-border-strong);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.credit-pill:hover {
  color: var(--c-navy);
  border-color: #cbd5e1;
  transform: translateY(-1px);
}

/* Utility */
.hidden {
  display: none !important;
}

@media (max-width: 360px) {
  .page-container {
    padding-left: 12px;
    padding-right: 12px;
  }
  .activity-grid {
    grid-template-columns: 1fr;
  }
}