/* ==========================================================================
   🧁 COZY CUTE DOODLE SCRAPBOOK BIRTHDAY THEME - STYLES & ANIMATIONS 🧁
   Creamy warm palette, authentic black-outlined doodle art, scrapbook layout
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design Tokens & Variables
   -------------------------------------------------------------------------- */
:root {
    /* Creamy, Warm Paper Palette */
    --paper-bg: #faf6f0;
    --paper-card: #fffdfa;
    --paper-card-warm: #fff9f2;
    --paper-border: #2c2523; /* Black hand-drawn ink outline */
    --paper-shadow: 4px 5px 0px rgba(44, 37, 35, 0.85);
    --paper-shadow-soft: 2px 3px 0px rgba(44, 37, 35, 0.4);

    /* Ink & Text Colors */
    --ink-dark: #2c2523;
    --ink-body: #443836;
    --ink-muted: #6e5e5b;

    /* Sweet Pastel Accents with hand-drawn charm */
    --pastel-pink: #ffccd5;
    --pastel-rose: #ff758f;
    --pastel-yellow: #fff0b3;
    --pastel-butter: #ffd166;
    --pastel-peach: #ffd8cc;
    --pastel-blue: #d0e6ff;
    --pastel-mint: #d8f3dc;
    --pastel-lavender: #e8dff5;

    /* Fonts */
    --font-hand: 'Caveat', 'Patrick Hand', cursive;
    --font-script: 'Patrick Hand', cursive;
    --font-body: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-fun: 'Sniglet', 'Nunito', cursive, sans-serif;

    /* Hand-Drawn Wobbly Borders */
    --wobbly-radius-1: 255px 15px 225px 15px/15px 225px 15px 255px;
    --wobbly-radius-2: 20px 255px 20px 255px/255px 20px 255px 20px;
    --wobbly-radius-round: 255px 25px 225px 25px/25px 225px 25px 255px;

    /* Animation Transitions */
    --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-smooth: 0.25s ease;
}

/* --------------------------------------------------------------------------
   Reset & Base Setup
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    min-height: 100dvh;
    background-color: var(--paper-bg);
    background-image: 
        radial-gradient(#e8decb 1px, transparent 1px),
        radial-gradient(#e8decb 1px, #faf6f0 1px);
    background-size: 24px 24px;
    background-position: 0 0, 12px 12px;
    color: var(--ink-dark);
    font-family: var(--font-body);
    line-height: 1.75;
    overflow-x: hidden;
    position: relative;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

/* Background Canvas for cute doodle confetti & floating hearts */
#doodle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2500;
}

/* --------------------------------------------------------------------------
   Top Floating Cozy Scrapbook Header
   -------------------------------------------------------------------------- */
.scrapbook-header {
    position: sticky;
    top: 12px;
    left: 0;
    right: 0;
    z-index: 100;
    max-width: 960px;
    margin: 0 auto;
    padding: 8px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: var(--paper-card);
    border: 2.5px solid var(--paper-border);
    border-radius: var(--wobbly-radius-1);
    box-shadow: var(--paper-shadow);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.doodle-heart-stamp {
    font-size: 1.3rem;
}

.scrapbook-title {
    font-family: var(--font-hand);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Cozy Hand-Drawn Buttons */
.cozy-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: #fff;
    border: 2px solid var(--paper-border);
    border-radius: 20px 8px 20px 8px;
    color: var(--ink-dark);
    font-family: var(--font-hand);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 2px 2px 0px var(--paper-border);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    touch-action: manipulation;
}

.cozy-btn:hover {
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0px var(--paper-border);
    background: var(--pastel-yellow);
}

.cozy-btn:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px var(--paper-border);
}

.cozy-btn.icon-btn {
    padding: 6px 10px;
}

.cozy-primary-btn {
    background: var(--pastel-rose);
    color: #fff;
}

.cozy-primary-btn:hover {
    background: #ff5c7c;
}

/* Music Box Equalizer Wave */
.music-wave {
    display: inline-flex;
    align-items: flex-end;
    gap: 2px;
    height: 10px;
    margin-left: 2px;
}

.music-wave span {
    width: 2px;
    height: 100%;
    background: var(--ink-dark);
    border-radius: 1px;
    transform: scaleY(0.2);
    transform-origin: bottom;
}

.music-btn.playing .music-wave span:nth-child(1) {
    animation: waveBounce 0.7s ease-in-out infinite alternate;
}
.music-btn.playing .music-wave span:nth-child(2) {
    animation: waveBounce 0.7s ease-in-out infinite alternate 0.2s;
}
.music-btn.playing .music-wave span:nth-child(3) {
    animation: waveBounce 0.7s ease-in-out infinite alternate 0.4s;
}

@keyframes waveBounce {
    0% { transform: scaleY(0.2); }
    100% { transform: scaleY(1); }
}

/* --------------------------------------------------------------------------
   Scrapbook Container & General Structure
   -------------------------------------------------------------------------- */
.scrapbook-container {
    max-width: 960px;
    margin: 24px auto 60px;
    padding: 0 16px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

/* --------------------------------------------------------------------------
   COVER SECTION (The Hand-Drawn Notebook Header)
   -------------------------------------------------------------------------- */
.scrapbook-cover {
    text-align: center;
    padding: 10px 0;
}

.cover-doodle-banner {
    position: relative;
    background: var(--paper-card);
    border: 3px solid var(--paper-border);
    border-radius: var(--wobbly-radius-1);
    box-shadow: var(--paper-shadow);
    padding: 36px 24px 28px;
    transform: rotate(-0.5deg);
}

.cover-tape-top {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%) rotate(1deg);
    width: 110px;
    height: 24px;
    background: rgba(255, 209, 102, 0.75);
    border-left: 2px dashed rgba(44, 37, 35, 0.4);
    border-right: 2px dashed rgba(44, 37, 35, 0.4);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.cover-subtitle {
    font-family: var(--font-hand);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--ink-muted);
    display: block;
    margin-bottom: 6px;
}

.cover-main-title {
    font-family: var(--font-hand);
    font-size: clamp(2.4rem, 6.5vw, 4.4rem);
    font-weight: 700;
    color: var(--ink-dark);
    line-height: 1.15;
    margin-bottom: 16px;
}

.highlight-name {
    color: #e63946;
    text-decoration: underline wavy var(--pastel-butter) 4px;
    text-underline-offset: 8px;
    cursor: pointer;
    transition: var(--transition-bounce);
    display: inline-block;
}

.highlight-name:hover {
    transform: scale(1.06) rotate(-2deg);
}

.cover-intro-note {
    max-width: 620px;
    margin: 0 auto 20px;
    font-size: 1.1rem;
    color: var(--ink-body);
    font-style: italic;
    line-height: 1.7;
}

.scroll-down-hint {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    font-family: var(--font-hand);
    font-size: 1.15rem;
    color: var(--ink-muted);
    font-weight: 600;
}

.doodle-arrow {
    font-size: 1.5rem;
    animation: arrowBounce 1.4s ease-in-out infinite alternate;
}

@keyframes arrowBounce {
    0% { transform: translateY(0); }
    100% { transform: translateY(6px); }
}

/* --------------------------------------------------------------------------
   STORY CHAPTERS: 2-Column Responsive Layout
   Alternates text and attached media/doodle activity
   -------------------------------------------------------------------------- */
.story-chapter {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: center;
}

@media (min-width: 768px) {
    .story-chapter.row-layout {
        grid-template-columns: 1.15fr 0.85fr;
    }

    .story-chapter.row-layout.reversed {
        grid-template-columns: 0.85fr 1.15fr;
    }

    .story-chapter.row-layout.reversed .story-text-column {
        order: 2;
    }

    .story-chapter.row-layout.reversed .story-media-column {
        order: 1;
    }
}

/* Paper Card for Story Text */
.paper-card {
    position: relative;
    background: var(--paper-card);
    border: 2.8px solid var(--paper-border);
    border-radius: var(--wobbly-radius-2);
    box-shadow: var(--paper-shadow);
    padding: clamp(22px, 3.5vw, 34px);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.paper-card:hover {
    transform: translateY(-2px);
    box-shadow: 6px 7px 0px rgba(44, 37, 35, 0.9);
}

.paper-pin {
    position: absolute;
    top: -14px;
    left: 24px;
    font-size: 1.3rem;
    transform: rotate(-15deg);
    filter: drop-shadow(1px 2px 2px rgba(0, 0, 0, 0.2));
}

.chapter-number {
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--pastel-rose);
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.chapter-title {
    font-family: var(--font-hand);
    font-size: clamp(1.6rem, 3.8vw, 2.2rem);
    font-weight: 700;
    color: var(--ink-dark);
    line-height: 1.25;
    margin-bottom: 14px;
}

.story-paragraph {
    font-size: 1.05rem;
    color: var(--ink-body);
    margin-bottom: 12px;
    line-height: 1.8;
}

.story-paragraph:last-child {
    margin-bottom: 0;
}

.handwritten-callout {
    font-family: var(--font-hand);
    font-size: 1.3rem;
    font-weight: 700;
    color: #b5179e;
    background: rgba(255, 204, 213, 0.35);
    padding: 10px 14px;
    border-left: 3px solid var(--pastel-rose);
    border-radius: 0 8px 8px 0;
    margin-top: 14px;
}

/* --------------------------------------------------------------------------
   ATTACHED PICTURES: Hand-Drawn Polaroid Frames with Washi Tape
   -------------------------------------------------------------------------- */
.story-media-column {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.doodle-polaroid {
    position: relative;
    background: #fff;
    border: 2.8px solid var(--paper-border);
    border-radius: 4px;
    padding: 14px 14px 22px;
    box-shadow: var(--paper-shadow);
    max-width: 320px;
    width: 100%;
    transition: transform 0.3s var(--transition-bounce);
}

.polaroid-tilt-right {
    transform: rotate(2deg);
}

.polaroid-tilt-left {
    transform: rotate(-2deg);
}

.doodle-polaroid:hover {
    transform: scale(1.04) rotate(0deg);
}

/* Washi Tapes */
.washi-tape {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%) rotate(-2deg);
    width: 90px;
    height: 22px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    border-left: 2px dashed rgba(0, 0, 0, 0.15);
    border-right: 2px dashed rgba(0, 0, 0, 0.15);
    z-index: 5;
}

.tape-peach {
    background: rgba(255, 180, 162, 0.75);
}

.tape-yellow {
    background: rgba(255, 225, 86, 0.75);
}

.polaroid-photo-frame {
    position: relative;
    width: 100%;
    height: 280px;
    background: #f0ebe1;
    border: 2px solid var(--paper-border);
    border-radius: 2px;
    overflow: hidden;
}

.polaroid-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* Cute Overlays */
.doodle-crown {
    position: absolute;
    top: 8px;
    right: 8px;
    font-size: 1.8rem;
    filter: drop-shadow(1px 2px 0px rgba(0, 0, 0, 0.3));
    animation: crownFloat 2s ease-in-out infinite alternate;
}

@keyframes crownFloat {
    0% { transform: translateY(0) rotate(-5deg); }
    100% { transform: translateY(-4px) rotate(5deg); }
}

.doodle-paws {
    position: absolute;
    bottom: 8px;
    right: 8px;
    font-size: 1.6rem;
    transform: rotate(15deg);
}

.polaroid-caption {
    margin-top: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.caption-handwritten {
    font-family: var(--font-hand);
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.caption-sub {
    font-size: 0.8rem;
    color: var(--ink-muted);
}

/* --------------------------------------------------------------------------
   INTERACTIVE DOODLE ACTIVITY BOXES
   -------------------------------------------------------------------------- */
.doodle-activity-box {
    background: var(--paper-card-warm);
    border: 2.8px solid var(--paper-border);
    border-radius: var(--wobbly-radius-1);
    box-shadow: var(--paper-shadow);
    padding: 18px 16px;
    width: 100%;
    max-width: 440px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.activity-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    border-bottom: 2px dashed rgba(44, 37, 35, 0.2);
    padding-bottom: 8px;
}

.activity-tag {
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: #d90429;
}

.activity-hint {
    font-size: 0.78rem;
    color: var(--ink-muted);
    font-style: italic;
}

/* --------------------------------------------------------------------------
   ACTIVITY 1: Cute Doodle Balloon Popping
   -------------------------------------------------------------------------- */
.balloon-action-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 14px;
}

.balloon-counter-badge {
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink-dark);
    background: var(--pastel-yellow);
    padding: 4px 12px;
    border: 2px solid var(--paper-border);
    border-radius: 12px;
}

.cozy-small-btn {
    padding: 5px 12px;
    background: #fff;
    border: 2px solid var(--paper-border);
    border-radius: 12px;
    font-family: var(--font-hand);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 2px 2px 0px var(--paper-border);
    transition: transform 0.15s ease;
}

.cozy-small-btn:hover {
    transform: translate(-1px, -1px);
    background: var(--pastel-pink);
}

.doodle-balloon-sky {
    position: relative;
    width: 100%;
    height: 240px;
    background: #fff;
    border: 2px solid var(--paper-border);
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
}

/* Doodle Balloon Item */
.doodle-floating-balloon {
    position: absolute;
    width: 60px;
    height: 105px;
    cursor: pointer;
    transition: transform 0.15s ease;
    animation: balloonWiggle 5s ease-in-out infinite alternate;
}

.doodle-floating-balloon:hover {
    transform: scale(1.15) rotate(4deg);
}

@keyframes balloonWiggle {
    0% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-12px) rotate(3deg); }
    100% { transform: translateY(-22px) rotate(-3deg); }
}

.doodle-floating-balloon.popping {
    animation: popShatter 0.2s forwards cubic-bezier(0.1, 0.9, 0.2, 1);
}

@keyframes popShatter {
    0% { transform: scale(1); }
    50% { transform: scale(1.35); opacity: 0.9; }
    100% { transform: scale(2); opacity: 0; }
}

/* Sticky Board for Revealed Notes */
.unlocked-sticky-board {
    background: #fff;
    border: 2px solid var(--paper-border);
    border-radius: 10px;
    padding: 10px;
}

.sticky-board-title {
    font-family: var(--font-hand);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--ink-dark);
    margin-bottom: 6px;
}

.sticky-notes-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    min-height: 40px;
    align-items: center;
}

.empty-sticky-hint {
    font-size: 0.85rem;
    color: var(--ink-muted);
    font-style: italic;
}

.doodle-sticky-note {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--pastel-yellow);
    border: 1.8px solid var(--paper-border);
    border-radius: 4px;
    padding: 4px 10px;
    font-family: var(--font-hand);
    font-size: 1.05rem;
    font-weight: 700;
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.15);
    animation: stickyPopIn 0.35s var(--transition-bounce);
}

@keyframes stickyPopIn {
    0% { transform: scale(0.3) rotate(-10deg); opacity: 0; }
    100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

/* --------------------------------------------------------------------------
   ACTIVITY 2: Cute Doodle Birthday Cake & Candle Blowing
   -------------------------------------------------------------------------- */
.cake-status-callout {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    background: var(--pastel-butter);
    border: 2px solid var(--paper-border);
    border-radius: 12px;
    padding: 6px 14px;
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.doodle-cake-stage {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 10px 0;
}

.doodle-cake-svg {
    width: 100%;
    max-width: 320px;
    height: auto;
    filter: drop-shadow(2px 4px 0px rgba(44, 37, 35, 0.15));
}

/* Flame animation: subtle, purely vertical upward flicker */
.doodle-flame {
    cursor: pointer;
    transform-box: fill-box;
    transform-origin: 50% 100%;
    animation: doodleFlameVerticalFlicker 1.4s ease-in-out infinite alternate;
}

@keyframes doodleFlameVerticalFlicker {
    0% {
        transform: translateY(0px) scaleY(1) scaleX(1);
    }
    50% {
        transform: translateY(-1.5px) scaleY(1.08) scaleX(0.97);
    }
    100% {
        transform: translateY(-3px) scaleY(1.14) scaleX(0.94);
    }
}

.doodle-flame.extinguished {
    opacity: 0 !important;
    pointer-events: none;
}

.doodle-smoke {
    transform-box: fill-box;
    transform-origin: 50% 100%;
}

.doodle-smoke.rising {
    opacity: 1 !important;
    animation: doodleSmokeDrift 1.8s forwards ease-out;
}

@keyframes doodleSmokeDrift {
    0% { transform: translateY(0); opacity: 0.8; }
    100% { transform: translateY(-28px); opacity: 0; }
}

/* Knife Slicing Animation */
.doodle-knife {
    position: absolute;
    top: -20px;
    right: 20%;
    opacity: 0;
    pointer-events: none;
    z-index: 20;
    transition: transform 0.2s ease;
}

.doodle-knife.slicing {
    opacity: 1;
    animation: knifeDoodleSlice 1.6s forwards cubic-bezier(0.25, 1, 0.5, 1);
}

@keyframes knifeDoodleSlice {
    0% { opacity: 0; transform: translate(40px, -40px) rotate(30deg); }
    20% { opacity: 1; transform: translate(0px, 0px) rotate(15deg); }
    40% { transform: translate(-25px, 60px) rotate(0deg); }
    70% { transform: translate(-25px, 95px) rotate(-10deg); opacity: 1; }
    100% { opacity: 0; transform: translate(20px, 40px) rotate(20deg); }
}

/* Detached Sliced Cake */
.doodle-slice-served {
    position: absolute;
    bottom: 10px;
    right: 5%;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.5);
    z-index: 25;
    transition: all 0.6s var(--transition-bounce);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.doodle-slice-served.served {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1) translate(15px, -10px);
}

.slice-toast-tag {
    font-family: var(--font-hand);
    font-size: 1.05rem;
    font-weight: 700;
    background: #fff;
    border: 1.8px solid var(--paper-border);
    padding: 2px 8px;
    border-radius: 8px;
    box-shadow: 2px 2px 0px var(--paper-border);
    margin-top: -6px;
}

/* --------------------------------------------------------------------------
   21 CANDLES COUNTER & INTERACTIVE STYLING (Chapter 4)
   -------------------------------------------------------------------------- */
.candle-count-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 8px auto 14px;
    background: var(--pastel-yellow);
    border: 2.2px solid var(--paper-border);
    border-radius: 14px;
    padding: 6px 18px;
    font-family: var(--font-hand);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ink-dark);
    box-shadow: 2px 2px 0px var(--paper-border);
    user-select: none;
    transition: transform 0.2s ease;
}

.candle-count-badge:hover {
    transform: scale(1.04);
}

.candle-count-badge strong {
    color: #e63946;
    font-size: 1.45rem;
}

/* 21 Doodle Candles: Stationary, stable touch targets (no jump/movement) */
.doodle-candle {
    cursor: pointer;
}

/* Subtle staggered vertical flickering timings */
.doodle-candle:nth-child(even) .doodle-flame {
    animation-duration: 1.1s;
    animation-delay: 0.15s;
}

.doodle-candle:nth-child(3n) .doodle-flame {
    animation-duration: 1.6s;
    animation-delay: 0.35s;
}

.doodle-candle:nth-child(5n) .doodle-flame {
    animation-duration: 1.3s;
    animation-delay: 0.2s;
}

.doodle-cake-actions {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.cozy-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: #fff;
    border: 2.2px solid var(--paper-border);
    border-radius: 16px;
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink-dark);
    cursor: pointer;
    box-shadow: 2.5px 2.5px 0px var(--paper-border);
    transition: transform 0.15s ease;
    touch-action: manipulation;
}

.cozy-action-btn:hover {
    transform: translate(-1px, -1px);
    box-shadow: 3.5px 3.5px 0px var(--paper-border);
}

.blow-btn:hover { background: var(--pastel-blue); }
.cut-btn:hover { background: var(--pastel-pink); }
.relight-btn:hover { background: var(--pastel-butter); }

/* --------------------------------------------------------------------------
   ACTIVITY 3: Cute Doodle Surprise Unboxing Mini-Game (Chapter 5)
   -------------------------------------------------------------------------- */
.gift-unwrapped-message {
    display: none;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    background: var(--pastel-peach);
    border: 2px solid var(--paper-border);
    border-radius: 12px;
    padding: 10px 14px;
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink-dark);
    animation: stickyPopIn 0.4s var(--transition-bounce);
}

.gift-activity-box {
    min-height: 480px;
}

.doodle-gift-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 0 16px;
    position: relative;
    width: 100%;
}

.cute-gift-box {
    position: relative;
    width: 150px;
    height: 140px;
    cursor: pointer;
    transition: transform 0.25s var(--transition-bounce);
    margin: 30px auto 14px;
}

.cute-gift-box:hover {
    transform: scale(1.04);
}

.cute-gift-box.stage-tied {
    animation: boxCuteWobble 2.5s infinite ease-in-out;
}

/* Ribbon Bow (Step 1) */
.gift-box-ribbon {
    position: absolute;
    top: -24px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 30px;
    z-index: 10;
    cursor: pointer;
    transition: all 0.4s var(--transition-bounce);
}

.bow-knot {
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 18px;
    height: 18px;
    background: var(--pastel-rose);
    border: 2px solid var(--paper-border);
    border-radius: 50%;
    z-index: 12;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bow-tag {
    position: absolute;
    top: -24px;
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    border: 1.8px solid var(--paper-border);
    border-radius: 8px;
    padding: 2px 8px;
    font-family: var(--font-hand);
    font-size: 0.95rem;
    font-weight: 800;
    color: #d90429;
    white-space: nowrap;
    box-shadow: 2px 2px 0px var(--paper-border);
    animation: tagPulse 1.4s infinite alternate;
}

@keyframes tagPulse {
    0% { transform: translateX(-50%) scale(0.95); }
    100% { transform: translateX(-50%) scale(1.08); }
}

.bow-left, .bow-right {
    position: absolute;
    top: 2px;
    width: 26px;
    height: 22px;
    background: var(--pastel-pink);
    border: 2.2px solid var(--paper-border);
    border-radius: 50% 50% 0 50%;
}
.bow-left { left: 4px; transform: rotate(-25deg); }
.bow-right { right: 4px; transform: rotate(25deg) scaleX(-1); }

/* Untied Ribbon Animation */
.cute-gift-box.stage-untied .gift-box-ribbon,
.cute-gift-box.stage-opened .gift-box-ribbon {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px) scale(0.6);
    pointer-events: none;
}

/* Gift Lid (Step 2) */
.gift-box-lid {
    position: absolute;
    top: 0;
    left: -8px;
    width: 166px;
    height: 38px;
    background: var(--pastel-yellow);
    border: 2.8px solid var(--paper-border);
    border-radius: 8px;
    z-index: 8;
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
}

/* Clean translation so it never hits the header */
.cute-gift-box.stage-opened .gift-box-lid {
    transform: translate(65px, -35px) rotate(22deg) scale(0.95);
    opacity: 0.95;
    pointer-events: none;
}

/* Gift Interior & 4 Interactive Collectible Treasures (Step 3) */
.gift-box-interior {
    position: absolute;
    top: 15px;
    left: 8px;
    width: 134px;
    height: 110px;
    background: #ffdab9;
    border-radius: 4px;
    z-index: 4;
    display: none;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 6px;
    padding: 8px;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.15);
}

.cute-gift-box.stage-opened .gift-box-interior {
    display: grid;
    animation: interiorAppear 0.4s ease;
}

@keyframes interiorAppear {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.box-treasure-btn {
    background: #fff;
    border: 2px solid var(--paper-border);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 2px 2px 0px var(--paper-border);
    transition: transform 0.15s ease, background 0.15s ease;
    touch-action: manipulation;
    padding: 2px;
}

.box-treasure-btn:hover {
    transform: scale(1.15);
    background: var(--pastel-yellow);
}

.box-treasure-btn.collected {
    opacity: 0.25;
    pointer-events: none;
    transform: scale(0.85);
    border-style: dashed;
}

.tr-icon {
    font-size: 1.5rem;
    line-height: 1.1;
}

.tr-label {
    font-family: var(--font-hand);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--ink-dark);
}

/* Gift Base */
.gift-box-base {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 150px;
    height: 112px;
    background: #ffeedb;
    border: 2.8px solid var(--paper-border);
    border-radius: 6px;
    overflow: hidden;
    z-index: 3;
}

.base-ribbon-vertical {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 100%;
    background: var(--pastel-pink);
    border-left: 2px solid var(--paper-border);
    border-right: 2px solid var(--paper-border);
}

.base-ribbon-horizontal {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    width: 100%;
    height: 22px;
    background: var(--pastel-pink);
    border-top: 2px solid var(--paper-border);
    border-bottom: 2px solid var(--paper-border);
}

.doodle-gift-tag {
    position: absolute;
    bottom: 10px;
    right: 8px;
    background: #fff;
    border: 1.8px solid var(--paper-border);
    border-radius: 4px;
    padding: 2px 6px;
    font-family: var(--font-hand);
    font-size: 0.95rem;
    font-weight: 700;
    transform: rotate(6deg);
    z-index: 6;
}

.gift-action-guide {
    margin: 12px 0 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-hand);
    font-size: 1.25rem;
    font-weight: 700;
    color: #d90429;
    text-align: center;
}

/* Unpacked Treasures Collection Tray */
.unpacked-tray {
    width: 100%;
    background: #fff;
    border: 2.2px solid var(--paper-border);
    border-radius: 12px;
    padding: 12px;
    box-shadow: var(--paper-shadow-soft);
}

.tray-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    border-bottom: 1.5px dashed rgba(44, 37, 35, 0.2);
    padding-bottom: 6px;
}

.tray-title {
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.tray-items-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.empty-tray-msg {
    font-size: 0.88rem;
    color: var(--ink-muted);
    font-style: italic;
    text-align: center;
    padding: 6px 0;
}

.collected-gift-card {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--pastel-yellow);
    border: 1.8px solid var(--paper-border);
    border-radius: 8px;
    padding: 8px 12px;
    animation: stickyPopIn 0.35s var(--transition-bounce);
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.1);
}

.card-icon {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.card-details {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.card-title {
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--ink-dark);
    line-height: 1.1;
}

.card-desc {
    font-size: 0.85rem;
    color: var(--ink-body);
    line-height: 1.35;
}

.rewrap-btn {
    background: var(--pastel-mint);
}
.rewrap-btn:hover {
    background: #b7e4c7;
}

.doodle-gift-tag {
    position: absolute;
    bottom: 12px;
    right: 10px;
    background: #fff;
    border: 1.8px solid var(--paper-border);
    border-radius: 4px;
    padding: 2px 6px;
    font-family: var(--font-hand);
    font-size: 0.95rem;
    font-weight: 700;
    transform: rotate(8deg);
    z-index: 6;
}

.gift-tap-guide {
    margin-top: 14px;
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink-dark);
}

/* --------------------------------------------------------------------------
   ACTIVITY 4: Cute Doodle Wish Jar
   -------------------------------------------------------------------------- */
.jar-stars-counter {
    margin-top: 14px;
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
}

.doodle-jar-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 10px 0;
}

.doodle-jar-trigger {
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.2s ease;
}

.doodle-jar-trigger:hover {
    transform: scale(1.08) rotate(-2deg);
}

.jar-tap-label {
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: #e63946;
    margin-top: 4px;
}

.revealed-jar-slip {
    position: relative;
    background: #fff;
    border: 2px solid var(--paper-border);
    border-radius: 8px;
    padding: 14px 16px;
    max-width: 340px;
    width: 100%;
    text-align: center;
    box-shadow: var(--paper-shadow-soft);
    animation: stickyPopIn 0.35s var(--transition-bounce);
}

.slip-tape {
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 16px;
    background: rgba(255, 204, 213, 0.7);
    border: 1px dashed rgba(44, 37, 35, 0.3);
}

.slip-title {
    font-family: var(--font-hand);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--pastel-rose);
    margin-bottom: 4px;
}

.slip-text {
    font-size: 0.95rem;
    color: var(--ink-body);
    line-height: 1.5;
}

/* --------------------------------------------------------------------------
   CHAPTER 7: Grand Handwritten Letter (Heartfelt Long Message)
   -------------------------------------------------------------------------- */
.full-width-chapter {
    grid-template-columns: 1fr;
}

.grand-letter-card {
    position: relative;
    background: #fffdfa;
    border: 3px solid var(--paper-border);
    border-radius: var(--wobbly-radius-1);
    box-shadow: var(--paper-shadow);
    padding: clamp(26px, 5vw, 48px);
    max-width: 780px;
    margin: 0 auto;
}

.letter-washi-tape {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%) rotate(-1deg);
    width: 130px;
    height: 26px;
    background: rgba(255, 209, 102, 0.75);
    border-left: 2px dashed rgba(0, 0, 0, 0.2);
    border-right: 2px dashed rgba(0, 0, 0, 0.2);
}

.letter-wax-seal {
    position: absolute;
    top: 20px;
    right: 24px;
    background: #d90429;
    color: #fff;
    font-family: var(--font-hand);
    font-size: 0.95rem;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 20px;
    border: 2px solid #fff;
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.2);
    transform: rotate(5deg);
}

.letter-greeting {
    font-family: var(--font-hand);
    font-size: clamp(2.2rem, 5vw, 3rem);
    font-weight: 700;
    color: #8c1d40;
    margin-bottom: 20px;
}

.letter-text {
    font-size: 1.1rem;
    line-height: 1.85;
    color: #3d312f;
    margin-bottom: 18px;
}

.highlight-letter-box {
    background: #fff5f7;
    border: 2px solid var(--pastel-rose);
    border-radius: 12px;
    padding: 16px 20px;
    font-family: var(--font-hand);
    font-size: 1.35rem;
    font-weight: 700;
    color: #701a75;
}

.letter-signoff {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
}

.signoff-sub {
    font-size: 1.05rem;
    color: var(--ink-muted);
}

.signoff-name {
    font-family: var(--font-hand);
    font-size: 2.4rem;
    font-weight: 700;
    color: #8c1d40;
}

.letter-bottom-actions {
    margin-top: 20px;
    display: flex;
    justify-content: flex-end;
}

/* --------------------------------------------------------------------------
   CELEBRATION FINALE
   -------------------------------------------------------------------------- */
.scrapbook-finale {
    text-align: center;
    padding: 20px 0 30px;
}

.finale-doodle-box {
    background: var(--pastel-yellow);
    border: 3px solid var(--paper-border);
    border-radius: var(--wobbly-radius-2);
    box-shadow: var(--paper-shadow);
    padding: clamp(28px, 4vw, 42px) 20px;
    max-width: 680px;
    margin: 0 auto;
}

.finale-title {
    font-family: var(--font-hand);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--ink-dark);
    line-height: 1.2;
    margin-bottom: 10px;
}

.finale-note {
    font-size: 1.05rem;
    color: var(--ink-body);
    margin-bottom: 24px;
}

.grand-celebration-doodle-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--pastel-rose);
    border: 3px solid var(--paper-border);
    border-radius: 30px;
    color: #fff;
    font-family: var(--font-hand);
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 4px 4px 0px var(--paper-border);
    transition: transform 0.2s var(--transition-bounce), box-shadow 0.2s ease;
    touch-action: manipulation;
    animation: cutePulse 2s infinite ease-in-out;
}

@keyframes cutePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.04); }
}

.grand-celebration-doodle-btn:hover {
    transform: scale(1.08) rotate(-1deg);
    box-shadow: 6px 6px 0px var(--paper-border);
}

.grand-celebration-doodle-btn:active {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0px var(--paper-border);
}

/* --------------------------------------------------------------------------
   Cozy Modal Dialog (Personalization)
   -------------------------------------------------------------------------- */
.cozy-modal-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(44, 37, 35, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.cozy-modal-backdrop.active {
    display: flex;
}

.cozy-modal-card {
    background: #fffdfa;
    border: 3px solid var(--paper-border);
    border-radius: var(--wobbly-radius-1);
    box-shadow: 6px 8px 0px var(--paper-border);
    max-width: 460px;
    width: 100%;
    padding: 24px;
    animation: modalPopIn 0.3s var(--transition-bounce);
}

@keyframes modalPopIn {
    0% { transform: scale(0.85); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.modal-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px dashed rgba(44, 37, 35, 0.2);
    padding-bottom: 10px;
    margin-bottom: 16px;
}

.modal-card-header h3 {
    font-family: var(--font-hand);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.modal-close-btn {
    background: none;
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--ink-muted);
}

.modal-card-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.modal-input-label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.modal-text-input, .modal-textarea-input {
    width: 100%;
    background: #fff;
    border: 2px solid var(--paper-border);
    border-radius: 8px;
    padding: 8px 12px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--ink-dark);
}

.modal-text-input:focus, .modal-textarea-input:focus {
    outline: none;
    border-color: var(--pastel-rose);
    box-shadow: 0 0 0 3px rgba(255, 117, 143, 0.3);
}

.modal-card-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* --------------------------------------------------------------------------
   Cozy Toast
   -------------------------------------------------------------------------- */
.cozy-toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: #fff;
    border: 2.5px solid var(--paper-border);
    border-radius: 20px;
    padding: 8px 20px;
    font-family: var(--font-hand);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ink-dark);
    box-shadow: var(--paper-shadow);
    z-index: 3000;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s var(--transition-bounce), opacity 0.35s ease;
}

.cozy-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Mobile Phone Optimization (Clean Stack, Touch Targets)
   -------------------------------------------------------------------------- */
@media (max-width: 600px) {
    .scrapbook-header {
        padding: 6px 12px;
        margin: 0 4px;
    }

    .scrapbook-title {
        font-size: 1.1rem;
    }

    .cozy-btn {
        padding: 5px 8px;
        font-size: 0.95rem;
    }

    .cover-doodle-banner {
        padding: 24px 14px 20px;
    }

    .story-chapter {
        gap: 20px;
    }

    .paper-card {
        padding: 20px 16px;
    }

    .story-paragraph {
        font-size: 1rem;
        line-height: 1.7;
    }

    .doodle-polaroid {
        max-width: 290px;
    }

    .polaroid-photo-frame {
        height: 240px;
    }

    .doodle-activity-box {
        padding: 14px 12px;
    }

    .grand-letter-card {
        padding: 24px 16px;
    }

    .letter-wax-seal {
        position: static;
        display: inline-block;
        margin-bottom: 12px;
    }
}