/* ========================================
   🌿 POKOPIA MODE
   Animal Crossing × Pokémon × Hand-drawn
   ======================================== */

/* Avatar click indicator */
.avatar-clickable {
    cursor: pointer;
    position: relative;
    z-index: 1;
    border-radius: 50%;
}

.avatar-clickable img {
    border-radius: 50%;
    transition: all 0.3s ease;
}

.avatar-clickable:hover::after {
    content: '✨';
    position: absolute;
    top: -8px;
    right: -8px;
    font-size: 20px;
    animation: pokopia-sparkle 1s ease infinite;
    z-index: 10;
}

@keyframes pokopia-sparkle {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
    50% { transform: scale(1.3) rotate(15deg); opacity: 0.7; }
}

/* ========================================
   TRANSITION OVERLAY
   ======================================== */

.pokopia-transition-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 99999;
    pointer-events: none;
    background: radial-gradient(circle at center, #a8e6a3, #87ceeb, #ffd1dc);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.pokopia-transition-overlay.active {
    opacity: 0.85;
}

.pokopia-transition-overlay.fade-out {
    opacity: 0;
    transition: opacity 0.6s ease;
}

/* ========================================
   FLOATING DECORATIONS
   ======================================== */

#pokopia-decorations {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.pokopia-float {
    position: absolute;
    top: -40px;
    animation: pokopia-drift linear infinite;
    pointer-events: none;
    user-select: none;
}

@keyframes pokopia-drift {
    0% {
        transform: translateY(-40px) rotate(0deg) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(105vh) rotate(360deg) translateX(40px);
        opacity: 0;
    }
}

/* ========================================
   🌿 POKOPIA MODE — GLOBAL STYLES
   ======================================== */

.pokopia-mode {
    --pk-bg: #f0f7e8;
    --pk-bg-alt: #e8f5e0;
    --pk-card: #fefef5;
    --pk-text: #3d5a2e;
    --pk-text-light: #6b8f5b;
    --pk-green: #7bc96f;
    --pk-blue: #7ec8e3;
    --pk-pink: #f8b4c8;
    --pk-yellow: #ffe066;
    --pk-amber: #ffb347;
    --pk-border: #b5d6a7;
    --pk-wood: #c4956a;
    --pk-wood-dark: #8b6543;
    --pk-font: 'Patrick Hand', 'Comic Sans MS', cursive;
    --pk-shadow: 3px 3px 0px rgba(0,0,0,0.08);
    --pk-radius: 16px;
}

/* Body */
.pokopia-mode {
    background: var(--pk-bg) !important;
    color: var(--pk-text) !important;
    font-family: var(--pk-font) !important;
    transition: all 0.6s ease;
}

.pokopia-mode::before {
    background: linear-gradient(
        180deg,
        rgba(123, 201, 111, 0.08) 0%,
        rgba(126, 200, 227, 0.05) 50%,
        rgba(240, 247, 232, 0) 100%
    ) !important;
}

/* Background pattern — subtle grass dots */
.pokopia-mode::after {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle, rgba(123, 201, 111, 0.12) 1px, transparent 1px),
        radial-gradient(circle, rgba(123, 201, 111, 0.08) 1px, transparent 1px);
    background-size: 30px 30px, 20px 20px;
    background-position: 0 0, 10px 10px;
    z-index: -1;
    pointer-events: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

.pokopia-mode body,
.pokopia-mode td,
.pokopia-mode th,
.pokopia-mode tr,
.pokopia-mode p,
.pokopia-mode a,
.pokopia-mode strong,
.pokopia-mode h1,
.pokopia-mode h2,
.pokopia-mode h3,
.pokopia-mode h4,
.pokopia-mode li,
.pokopia-mode span {
    font-family: var(--pk-font) !important;
}

.pokopia-mode h1.name {
    color: var(--pk-text) !important;
    text-shadow: 2px 2px 0 rgba(123, 201, 111, 0.3);
    position: relative;
}

.pokopia-mode h1.name::before {
    content: '🌿 ';
}

.pokopia-mode h1.name::after {
    content: ' 🌿';
}

.pokopia-mode h2 {
    color: var(--pk-text) !important;
    font-size: 1.6rem !important;
    border-bottom: 3px dashed var(--pk-border) !important;
    padding-bottom: 8px;
}

.pokopia-mode h2::after {
    background: var(--pk-green) !important;
    height: 4px !important;
    width: 80px !important;
    border-radius: 4px !important;
    bottom: -12px !important;
}

/* Section headers with doodle icons */
.pokopia-mode #research h2::before { content: '🎨 '; }
.pokopia-mode #honors h2::before { content: '🏆 '; }
.pokopia-mode #activities h2::before { content: '🎪 '; }
.pokopia-mode #acknowledgements h2::before { content: '🤝 '; }

/* ========================================
   NAVIGATION — WOODEN BULLETIN BOARD
   ======================================== */

.pokopia-mode .main-navigation {
    background: linear-gradient(135deg, var(--pk-wood) 0%, var(--pk-wood-dark) 100%) !important;
    border-bottom: 4px solid var(--pk-wood-dark) !important;
    box-shadow: 0 4px 8px rgba(139, 101, 67, 0.3) !important;
}

.pokopia-mode .nav-list a {
    color: #fff8e7 !important;
    font-family: var(--pk-font) !important;
    font-size: 1em !important;
    border-radius: 12px !important;
    border: 2px dashed transparent;
    transition: all 0.2s ease;
}

.pokopia-mode .nav-list a:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px) rotate(-1deg) !important;
}

.pokopia-mode .social-icons a {
    color: #fff8e7 !important;
}

.pokopia-mode .social-icons a:hover {
    color: var(--pk-yellow) !important;
    background: rgba(255, 255, 255, 0.1) !important;
    transform: translateY(-3px) rotate(5deg) scale(1.15) !important;
}

/* ========================================
   PROFILE SECTION
   ======================================== */

.pokopia-mode .profile-text p {
    color: var(--pk-text) !important;
    font-size: 1rem !important;
    line-height: 1.8 !important;
}

.pokopia-mode .profile-text a {
    color: var(--pk-wood-dark) !important;
    font-weight: 700;
    text-decoration-style: wavy !important;
    text-decoration-color: var(--pk-green);
    text-underline-offset: 3px;
}

.pokopia-mode .profile-text a:hover {
    color: var(--pk-green) !important;
}

/* Avatar in pokopia mode */
.pokopia-mode .profile-image {
    position: relative;
}

.pokopia-mode .avatar-clickable img,
.pokopia-mode .profile-image a img {
    border: 4px solid var(--pk-green) !important;
    box-shadow:
        var(--pk-shadow),
        0 0 0 3px var(--pk-yellow),
        0 0 0 7px var(--pk-green) !important;
    transition: all 0.3s ease;
}

.pokopia-mode .profile-image:hover img {
    transform: scale(1.08) rotate(5deg) !important;
    box-shadow:
        4px 4px 0 rgba(0,0,0,0.1),
        0 0 0 3px var(--pk-pink),
        0 0 0 7px var(--pk-blue),
        0 0 20px rgba(123, 201, 111, 0.3) !important;
}

/* ========================================
   RESEARCH CARDS — HAND-DRAWN STYLE
   ======================================== */

.pokopia-mode .research-paper {
    background: var(--pk-card) !important;
    border: 3px solid var(--pk-border) !important;
    border-radius: var(--pk-radius) !important;
    box-shadow: var(--pk-shadow) !important;
    position: relative;
    overflow: visible !important;
}

.pokopia-mode .research-paper::before {
    background: linear-gradient(90deg, var(--pk-green), var(--pk-blue), var(--pk-pink)) !important;
    height: 4px !important;
    border-radius: 4px 4px 0 0;
}

.pokopia-mode .research-paper:hover {
    transform: translateY(-6px) rotate(-0.5deg) !important;
    box-shadow: 6px 6px 0 rgba(0,0,0,0.1) !important;
    border-color: var(--pk-green) !important;
}

/* Pushpin decoration on cards */
.pokopia-mode .research-paper::after {
    content: '📌' !important;
    font-family: initial !important;
    position: absolute;
    top: -10px;
    right: 20px;
    font-size: 1.4rem !important;
    opacity: 0.8 !important;
    color: initial !important;
    transform: rotate(15deg);
    filter: drop-shadow(1px 1px 1px rgba(0,0,0,0.2));
}

.pokopia-mode .research-paper.highlight::after {
    content: '⭐' !important;
    font-size: 1.5rem !important;
    top: -12px;
    animation: pokopia-star-bob 2s ease-in-out infinite;
}

@keyframes pokopia-star-bob {
    0%, 100% { transform: rotate(15deg) translateY(0); }
    50% { transform: rotate(15deg) translateY(-4px); }
}

.pokopia-mode .research-paper.highlight {
    background: linear-gradient(135deg, #fefef0, #fff8dc) !important;
    border-color: var(--pk-yellow) !important;
}

.pokopia-mode .paper-title a {
    color: var(--pk-text) !important;
    font-weight: 700;
}

.pokopia-mode .paper-title a:hover {
    color: var(--pk-green) !important;
}

.pokopia-mode .paper-authors {
    color: var(--pk-text-light) !important;
}

.pokopia-mode .paper-description {
    color: var(--pk-text) !important;
}

.pokopia-mode .paper-venue {
    color: var(--pk-wood-dark) !important;
    background: var(--pk-yellow);
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 0.85rem;
}

.pokopia-mode .paper-links a {
    color: var(--pk-wood-dark) !important;
    background: rgba(123, 201, 111, 0.15);
    padding: 3px 10px;
    border-radius: 10px;
    border: 1px dashed var(--pk-border);
    transition: all 0.2s ease;
}

.pokopia-mode .paper-links a:hover {
    background: var(--pk-green) !important;
    color: #fff !important;
    border-style: solid;
    transform: scale(1.05);
}

.pokopia-mode .video-container {
    border: 3px solid var(--pk-border) !important;
    border-radius: 12px !important;
    box-shadow: var(--pk-shadow) !important;
}

.pokopia-mode .paper-media img {
    border: 3px solid var(--pk-border) !important;
    border-radius: 12px !important;
    box-shadow: var(--pk-shadow) !important;
}

/* ========================================
   HONORS — CHECKLIST STYLE
   ======================================== */

.pokopia-mode .honors-list li {
    position: relative;
    padding-left: 8px;
    color: var(--pk-text) !important;
}

.pokopia-mode .honors-list li::marker {
    content: '🎖️ ';
}

.pokopia-mode .honors-list li strong {
    color: var(--pk-wood-dark) !important;
    background: linear-gradient(to top, var(--pk-yellow) 40%, transparent 40%);
    padding: 0 2px;
}

/* ========================================
   ACTIVITIES
   ======================================== */

.pokopia-mode .activities-content h3 {
    color: var(--pk-text) !important;
    position: relative;
    display: inline-block;
}

.pokopia-mode .activities-content h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--pk-green);
    border-radius: 2px;
}

.pokopia-mode .reviewer-list li::marker,
.pokopia-mode .pc-list li::marker { content: '📝 '; }
.pokopia-mode .organization-list li::marker { content: '🎯 '; }
.pokopia-mode .ta-list li::marker { content: '📚 '; }

.pokopia-mode .reviewer-list li,
.pokopia-mode .pc-list li,
.pokopia-mode .organization-list li,
.pokopia-mode .ta-list li {
    color: var(--pk-text) !important;
}

/* ========================================
   COLLABORATIONS — TRADING CARDS
   ======================================== */

.pokopia-mode .collaboration-item {
    background: var(--pk-card) !important;
    border: 3px solid var(--pk-border) !important;
    border-radius: var(--pk-radius) !important;
    box-shadow: var(--pk-shadow) !important;
    position: relative;
}

.pokopia-mode .collaboration-item::before {
    background: radial-gradient(circle, rgba(123, 201, 111, 0.15), transparent) !important;
}

.pokopia-mode .collaboration-item:hover {
    transform: translateY(-8px) rotate(2deg) scale(1.03) !important;
    box-shadow: 6px 6px 0 rgba(0,0,0,0.1) !important;
    border-color: var(--pk-green) !important;
}

.pokopia-mode .collaboration-item h3 a {
    color: var(--pk-text) !important;
}

.pokopia-mode .collaboration-item p {
    color: var(--pk-text-light) !important;
}

.pokopia-mode .collaboration-item p a {
    color: var(--pk-wood-dark) !important;
}

.pokopia-mode .organization-logo {
    filter: none !important;
    border: 2px solid var(--pk-border);
    border-radius: 12px !important;
    padding: 4px;
    background: #fff;
}

/* ========================================
   FOOTER
   ======================================== */

.pokopia-mode footer > p {
    color: var(--pk-text-light) !important;
}

.pokopia-mode .footer-analytics {
    border-top-color: var(--pk-border) !important;
}

.pokopia-mode .analytics-item h4 {
    color: var(--pk-text) !important;
}

/* ========================================
   BACK TO TOP — CUTE BUTTON
   ======================================== */

.pokopia-mode .to-top {
    background: var(--pk-green) !important;
    border: 3px solid var(--pk-bg) !important;
    box-shadow: 3px 3px 0 rgba(0,0,0,0.15) !important;
    font-size: 18px !important;
}

.pokopia-mode .to-top:hover {
    background: var(--pk-amber) !important;
    transform: translateY(-4px) rotate(10deg) scale(1.15) !important;
}

/* ========================================
   SCROLLBAR — CUSTOM GREEN
   ======================================== */

.pokopia-mode::-webkit-scrollbar-track {
    background: var(--pk-bg) !important;
}

.pokopia-mode::-webkit-scrollbar-thumb {
    background: var(--pk-green) !important;
    border-radius: 10px !important;
    border: 2px solid var(--pk-bg) !important;
}

.pokopia-mode::-webkit-scrollbar-thumb:hover {
    background: var(--pk-wood) !important;
}

/* ========================================
   SELECTION
   ======================================== */

.pokopia-mode ::selection {
    background: rgba(123, 201, 111, 0.3) !important;
    color: var(--pk-text) !important;
}

/* ========================================
   HIGHLIGHT SPANS
   ======================================== */

.pokopia-mode span.highlight {
    background-color: rgba(255, 224, 102, 0.5) !important;
    border-radius: 4px;
    padding: 0 4px;
}

/* ========================================
   DARK MODE + POKOPIA COMBO
   ======================================== */

.pokopia-mode.dark-mode {
    --pk-bg: #1a2e14;
    --pk-bg-alt: #223d1a;
    --pk-card: #2a3e22;
    --pk-text: #c8e6b8;
    --pk-text-light: #8bb87a;
    --pk-border: #4a7a3a;
}

.pokopia-mode.dark-mode::after {
    background-image:
        radial-gradient(circle, rgba(123, 201, 111, 0.06) 1px, transparent 1px),
        radial-gradient(circle, rgba(123, 201, 111, 0.04) 1px, transparent 1px) !important;
}

.pokopia-mode.dark-mode .main-navigation {
    background: linear-gradient(135deg, #5a3d28 0%, #3d2a1a 100%) !important;
}

.pokopia-mode.dark-mode .research-paper.highlight {
    background: linear-gradient(135deg, #3a3a18, #2e3a18) !important;
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 768px) {
    .pokopia-mode .research-paper::after {
        font-size: 1.1rem !important;
        top: -8px;
        right: 12px;
    }

    .pokopia-float {
        font-size: 12px !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pokopia-float {
        display: none !important;
    }

    .pokopia-transition-overlay {
        display: none !important;
    }
}