/* =====================================================================
 * Hello Kitty Wallpaper · Kawaii Clean style
 * Palette: ribbon red / soft pink / sky blue / mint / warm white
 * Language: rounded surfaces + gentle shadows + clear download affordances
 * ===================================================================== */

/* ===== Design tokens ===== */
:root {
    /* Brand colors */
    --pn-red-50:  #fff1f5;
    --pn-red-100: #ffe4ec;
    --pn-red-200: #fecddc;
    --pn-red-300: #fda4bd;
    --pn-red-400: #fb7199;
    --pn-red-500: #f43f70;
    --pn-red-600: #e11d48;
    --pn-red-700: #be123c;
    --pn-red-800: #9f1239;
    --pn-red-900: #881337;

    --pn-blue-50:  #eef8ff;
    --pn-blue-100: #d9efff;
    --pn-blue-200: #b8e2ff;
    --pn-blue-300: #8bd0ff;
    --pn-blue-400: #58b4f6;
    --pn-blue-500: #2f93df;
    --pn-blue-600: #1975bd;
    --pn-blue-700: #155d99;
    --pn-blue-800: #164f7f;
    --pn-blue-900: #173f66;

    --pn-yellow-50:  #fff9e6;
    --pn-yellow-100: #ffefb8;
    --pn-yellow-200: #ffe38a;
    --pn-yellow-300: #ffd15c;
    --pn-yellow-400: #ffbd38;
    --pn-yellow-500: #f6a91a;
    --pn-yellow-600: #d48708;
    --pn-yellow-700: #a65f05;

    --pn-green-50:  #effdf8;
    --pn-green-100: #d8f8ec;
    --pn-green-200: #b7f0dd;
    --pn-green-300: #82e3c5;
    --pn-green-400: #4bd0aa;
    --pn-green-500: #22b891;
    --pn-green-600: #159375;
    --pn-green-700: #11755f;

    /* Neutrals */
    --pn-ink:        #35252d;
    --pn-ink-soft:   #604551;
    --pn-gray-100:   #faf0f5;
    --pn-gray-200:   #f3dfe8;
    --pn-gray-300:   #e7c8d6;
    --pn-gray-400:   #b891a1;
    --pn-gray-500:   #80606e;
    --pn-cream:      #fff7fb;
    --pn-paper:      #ffffff;
    --pn-white:      #ffffff;

    /* Radius */
    --pn-radius-sm: 8px;
    --pn-radius-md: 14px;
    --pn-radius-lg: 20px;
    --pn-radius-xl: 28px;
    --pn-radius-pill: 999px;

    /* Soft kawaii shadows */
    --pn-shadow-sm:    0 8px 20px rgba(244, 63, 112, 0.14);
    --pn-shadow-md:    0 14px 34px rgba(244, 63, 112, 0.18);
    --pn-shadow-lg:    0 22px 54px rgba(244, 63, 112, 0.22);
    --pn-shadow-red:   0 14px 34px rgba(244, 63, 112, 0.24);
    --pn-shadow-blue:  0 14px 34px rgba(47, 147, 223, 0.22);
    --pn-shadow-yellow:0 14px 34px rgba(246, 169, 26, 0.22);

    /* Soft borders */
    --pn-border:       2px solid rgba(244, 63, 112, 0.28);
    --pn-border-thin:  1.5px solid rgba(244, 63, 112, 0.24);
    --pn-border-thick: 2px solid rgba(244, 63, 112, 0.32);

    /* Type */
    --pn-font-sans:  'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --pn-font-hand:  'Patrick Hand', 'Comic Sans MS', cursive;

    /* Motion */
    --pn-ease: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ===== Base ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    background: var(--pn-cream);
    color: var(--pn-ink);
    font-family: var(--pn-font-sans);
    font-weight: 500;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.hk-site-bg {
    background-color: var(--pn-cream);
    background-size: auto, 720px 720px;
    background-position: center top, center top;
    background-repeat: repeat, repeat;
    background-attachment: fixed, fixed;
}

h1, h2, h3, h4, h5, h6,
.pn-font-hand {
    font-family: var(--pn-font-hand);
    font-weight: 400;
    letter-spacing: 0.5px;
}

html {
    scroll-behavior: smooth;
}

a {
    transition: color 0.2s ease;
}

::selection {
    background: var(--pn-yellow-300);
    color: var(--pn-ink);
}

/* Subtle dotted pink backdrop on creamy sections */
.pn-section {
    position: relative;
    background-color: rgba(255, 247, 251, 0.88);
    background-image: radial-gradient(rgba(231, 200, 214, 0.45) 1px, transparent 1px);
    background-size: 22px 22px;
    background-position: 0 0;
}

@media (max-width: 768px) {
    .hk-site-bg {
        background-size: auto, 520px 520px;
        background-attachment: scroll, scroll;
    }
}

/* ===== Buttons ===== */
.pn-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--pn-red-500);
    color: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    font-family: var(--pn-font-sans);
    font-weight: 800;
    font-size: 0.95rem;
    box-shadow: var(--pn-shadow-sm);
    transition: transform 0.18s var(--pn-ease), box-shadow 0.18s ease, background 0.18s ease;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.2;
}

.pn-btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
    background: var(--pn-red-600);
    color: var(--pn-white);
}

.pn-btn:active {
    transform: translate(2px, 2px);
    box-shadow: none;
}

.pn-btn-blue {
    background: var(--pn-blue-500);
}
.pn-btn-blue:hover { background: var(--pn-blue-600); }

.pn-btn-yellow {
    background: var(--pn-yellow-400);
    color: var(--pn-ink);
}
.pn-btn-yellow:hover { background: var(--pn-yellow-500); }

.pn-btn-green {
    background: var(--pn-green-400);
}
.pn-btn-green:hover { background: var(--pn-green-500); }

.pn-btn-ghost {
    background: var(--pn-white);
    color: var(--pn-ink);
}
.pn-btn-ghost:hover { background: var(--pn-yellow-100); }

.pn-btn-premium {
    padding: 14px 28px;
    font-size: 1.05rem;
    border-radius: var(--pn-radius-lg);
    border-width: 2.5px;
    box-shadow: var(--pn-shadow-md);
    text-transform: none;
    letter-spacing: 0;
}
.pn-btn-premium:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--pn-shadow-lg);
}
.pn-btn-premium:active {
    transform: translate(3px, 3px);
    box-shadow: none;
}

/* ===== Cards ===== */
.pn-card {
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-lg);
    box-shadow: var(--pn-shadow-sm);
    padding: 18px;
    transition: transform 0.18s var(--pn-ease), box-shadow 0.18s ease;
}

.pn-card:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

.pn-card-premium {
    background: var(--pn-white);
    border: var(--pn-border-thick);
    border-radius: var(--pn-radius-xl);
    box-shadow: var(--pn-shadow-md);
    padding: 28px;
    transition: transform 0.2s var(--pn-ease), box-shadow 0.2s ease;
}

.pn-card-premium:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--pn-shadow-lg);
}

/* ===== Hover glow (kept as utility but redesigned to "lift") ===== */
.pn-hover-glow {
    transition: transform 0.2s var(--pn-ease), box-shadow 0.2s ease;
}

.pn-hover-glow:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

/* ===== Text colors / display ===== */
.pn-text-primary {
    color: var(--pn-red-500);
    font-weight: 800;
}

.pn-text-secondary {
    color: var(--pn-blue-500);
    font-weight: 800;
}

.pn-text-accent {
    color: var(--pn-yellow-500);
    font-weight: 800;
}

.pn-text-success {
    color: var(--pn-green-500);
    font-weight: 800;
}

.pn-text-gradient {
    color: var(--pn-red-500);
    font-family: var(--pn-font-hand);
    font-weight: 400;
}

.pn-text-shadow {
    text-shadow: 3px 3px 0 var(--pn-ink);
}

.pn-text-shadow-yellow {
    text-shadow: 3px 3px 0 var(--pn-yellow-400);
}

/* ===== Footer link (used in dark footer) ===== */
.pn-footer-link {
    display: inline-block;
    padding: 8px 14px;
    color: var(--pn-cream);
    background: transparent;
    border: 2px solid transparent;
    border-radius: var(--pn-radius-md);
    font-weight: 700;
    text-decoration: none;
    transition: all 0.2s ease;
}

.pn-footer-link:hover {
    color: var(--pn-yellow-300);
    border-color: var(--pn-yellow-300);
    transform: translateX(3px);
}

/* ===== Backdrop / Sparkle compat ===== */
.pn-backdrop-blur {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Legacy decorative classes are kept as subtle kawaii accents. */
.pn-hearts,
.pn-sparkle,
.pn-particles {
    position: relative;
}

.pn-sparkle::before {
    content: '✦';
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 1.1rem;
    color: var(--pn-yellow-500);
    pointer-events: none;
    animation: pn-twinkle 2.4s ease-in-out infinite;
}

@keyframes pn-twinkle {
    0%, 100% { opacity: 0.4; transform: scale(0.9) rotate(0); }
    50%      { opacity: 1;   transform: scale(1.2) rotate(15deg); }
}

.pn-wiggle {
    animation: pn-wiggle 2.6s ease-in-out infinite;
    transform-origin: center;
}

@keyframes pn-wiggle {
    0%, 100% { transform: rotate(0deg); }
    25%      { transform: rotate(1.5deg); }
    75%      { transform: rotate(-1.5deg); }
}

.pn-rainbow-border {
    position: relative;
}

/* Thin dashed border instead of rainbow */
.pn-rainbow-border::before {
    content: '';
    position: absolute;
    inset: -8px;
    border: 2px dashed var(--pn-ink);
    border-radius: calc(var(--pn-radius-lg) + 8px);
    pointer-events: none;
    opacity: 0.5;
}

.pn-bubble,
.pn-typing,
.pn-morph,
.pn-gradient-text {
    /* legacy decoration aliases — no-op now */
}

.pn-will-change {
    will-change: transform, opacity, box-shadow;
}

.pn-gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* ===== Hero ===== */
.hero-title {
    font-family: var(--pn-font-hand);
    color: var(--pn-ink);
    font-weight: 400;
    line-height: 1.05;
}

.hero-subtitle {
    color: var(--pn-ink-soft);
    font-weight: 600;
}

/* ===== Wallpaper grid (kept structural) ===== */
.wallpaper-grid {
    display: grid;
    gap: 1.5rem;
}

.mobile-grid    { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.desktop-grid   { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

@media (min-width: 640px) {
    .mobile-grid    { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
    .desktop-grid   { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
}
@media (min-width: 768px) {
    .mobile-grid    { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
    .desktop-grid   { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
}
@media (min-width: 1024px) {
    .mobile-grid    { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
    .desktop-grid   { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }
}

/* ===== Wallpaper item ===== */
.wallpaper-item {
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-lg);
    box-shadow: var(--pn-shadow-sm);
    overflow: hidden;
    transition: transform 0.2s var(--pn-ease), box-shadow 0.2s ease;
    position: relative;
}

.wallpaper-item:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--pn-shadow-md);
}

.wallpaper-item img,
.wallpaper-container img,
.wallpaper-image-container img {
    transition: transform 0.3s var(--pn-ease);
    display: block;
}

.wallpaper-image-container:hover > img {
    transform: scale(1.04);
}

/* ===== Floating action buttons on cards ===== */
.preview-btn,
.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
    background: var(--pn-red-500);
    color: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    padding: 6px 14px;
    font-weight: 800;
    font-size: 0.85rem;
    box-shadow: var(--pn-shadow-sm);
    transition: transform 0.18s var(--pn-ease), box-shadow 0.18s ease;
    transform: translateY(15px) scale(0.9);
    opacity: 0;
    pointer-events: none;
    cursor: pointer;
}

.download-btn {
    background: var(--pn-blue-500);
}

.wallpaper-item:hover .preview-btn,
.wallpaper-item:hover .download-btn,
.wallpaper-container:hover .preview-btn,
.wallpaper-container:hover .download-btn {
    transform: translateY(0) scale(1);
    opacity: 1;
    pointer-events: auto;
}

.preview-btn:hover,
.download-btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

/* ===== Wallpaper overlay ===== */
.wallpaper-overlay {
    transition: opacity 0.3s ease;
    opacity: 0;
    background: rgba(26, 26, 26, 0.35);
    pointer-events: none;
}

.wallpaper-item:hover .wallpaper-overlay,
.wallpaper-container:hover .wallpaper-overlay {
    opacity: 1;
    pointer-events: auto;
}

.wallpaper-item:hover .absolute.inset-0,
.wallpaper-container:hover .absolute.inset-0 {
    opacity: 1 !important;
}

.wallpaper-item:hover .absolute.inset-0 button,
.wallpaper-container:hover .absolute.inset-0 button {
    opacity: 1 !important;
    transform: translateY(0) !important;
    pointer-events: auto !important;
}

.wallpaper-image-container.force-hover > img {
    transform: scale(1.04) !important;
}
.wallpaper-image-container.force-hover > .wallpaper-buttons {
    opacity: 1 !important;
    transform: translate(-50%, -50%) translateY(0) !important;
    pointer-events: auto !important;
}
.wallpaper-image-container.force-hover .bg-gradient-to-t {
    opacity: 1 !important;
}
.wallpaper-image-container.force-hover .wallpaper-info {
    opacity: 1 !important;
}

/* ===== Wallpaper hover action group ===== */
.wallpaper-buttons {
    z-index: 10;
    transform: translate(-50%, -50%) translateY(2.5rem) scale(0.8);
    opacity: 0;
    transition: transform 0.3s var(--pn-ease), opacity 0.3s ease;
    display: flex;
    gap: 10px;
    align-items: center;
}

.wallpaper-image-container:hover > .wallpaper-buttons {
    transform: translate(-50%, -50%) translateY(0) scale(1) !important;
    opacity: 1 !important;
}

.wallpaper-buttons button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
    width: auto;
    align-self: center;
    background: var(--pn-red-500);
    color: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    font-weight: 800;
    font-size: 0.85rem;
    box-shadow: var(--pn-shadow-sm);
    transition: transform 0.18s var(--pn-ease), box-shadow 0.18s ease;
    cursor: pointer;
    padding: 6px 14px;
}

.wallpaper-buttons button:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

.wallpaper-buttons button:nth-child(2) {
    background: var(--pn-blue-500);
}

/* Favorited state — flips to ink/yellow for a clear "saved" feel */
.is-favorited,
.wallpaper-buttons button.is-favorited,
.mobile-favorite-btn.is-favorited,
.desktop-favorite-btn.is-favorited,
.gif-favorite-btn.is-favorited,
.live-favorite-btn.is-favorited {
    background: var(--pn-ink) !important;
    color: var(--pn-yellow-400) !important;
    border: var(--pn-border) !important;
}
.is-favorited:hover,
.wallpaper-buttons button.is-favorited:hover {
    background: var(--pn-ink-soft) !important;
}

/* ===== Bottom info gradient ===== */
.bg-gradient-to-t {
    background: linear-gradient(to top,
        rgba(26, 26, 26, 0.85) 0%,
        rgba(26, 26, 26, 0.45) 40%,
        transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.wallpaper-image-container:hover .bg-gradient-to-t {
    opacity: 1;
}

.wallpaper-info {
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateY(8px);
    color: var(--pn-white);
}

.wallpaper-image-container:hover .wallpaper-info {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Featured/4K badges ===== */
.bg-gradient-to-r {
    background: var(--pn-red-500);
    border: var(--pn-border-thin);
    border-radius: var(--pn-radius-pill);
    color: var(--pn-white);
    box-shadow: 2px 2px 0 var(--pn-ink);
    font-weight: 800;
}

/* ===== Tab buttons / links (Featured / Latest tabs) ===== */
.tab-button,
.tab-link {
    color: var(--pn-ink);
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    padding: 10px 22px;
    font-weight: 800;
    box-shadow: var(--pn-shadow-sm);
    transition: transform 0.18s var(--pn-ease), background 0.2s ease, color 0.2s ease;
    cursor: pointer;
}

.tab-button:hover,
.tab-link:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
    background: var(--pn-yellow-100);
}

.tab-button.active,
.tab-link.active {
    background: var(--pn-red-500);
    color: var(--pn-white);
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

/* ===== Utility ===== */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--pn-ink-soft);
    font-weight: 600;
}

.aspect-ratio-mobile  { aspect-ratio: 9/16; border-radius: var(--pn-radius-md); overflow: hidden; }
.aspect-ratio-desktop { aspect-ratio: 16/9; border-radius: var(--pn-radius-md); overflow: hidden; }

.backdrop-blur-sm {
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* ===== Phone / desktop preview frame ===== */
.phone-frame {
    background: var(--pn-white);
    border: var(--pn-border-thick);
    border-radius: var(--pn-radius-xl);
    box-shadow: var(--pn-shadow-lg);
    position: relative;
    overflow: hidden;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 5px;
    background: var(--pn-ink);
    border-radius: var(--pn-radius-pill);
    z-index: 20;
}

.phone-screen {
    border-radius: calc(var(--pn-radius-xl) - 8px);
    overflow: hidden;
    position: relative;
    background: var(--pn-ink);
}

/* ===== Modal containers ===== */
#wallpaperModal,
#mobilePreviewModal,
#desktopPreviewModal {
    backdrop-filter: blur(6px);
    background: rgba(26, 26, 26, 0.45);
    animation: pn-modal-in 0.25s ease;
}

@keyframes pn-modal-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

#desktopPreviewModal .desktop-preview-container {
    border: var(--pn-border-thick);
    border-radius: var(--pn-radius-lg);
    box-shadow: var(--pn-shadow-lg);
    background: var(--pn-white);
    overflow: hidden;
}

#desktopPreviewModal .desktop-preview-container img {
    display: block;
    max-width: 100%;
    height: auto;
}

@media (max-width: 768px) {
    #desktopPreviewModal .desktop-preview-container {
        margin: 0 1rem;
    }
    #desktopPreviewModal .desktop-preview-container img {
        max-height: 60vh;
    }
}

/* ===== Loading ===== */
.wallpaper-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 20;
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--pn-shadow-md);
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--pn-gray-200);
    border-top-color: var(--pn-red-500);
    border-radius: 50%;
    animation: pn-spin 0.9s linear infinite;
    margin-bottom: 12px;
}

@keyframes pn-spin {
    to { transform: rotate(360deg); }
}

.loading-dots {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.loading-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--pn-red-500);
    animation: pn-bounce 1.2s ease-in-out infinite;
}

.loading-dot:nth-child(1) { animation-delay: 0s; background: var(--pn-red-500); }
.loading-dot:nth-child(2) { animation-delay: 0.2s; background: var(--pn-yellow-400); }
.loading-dot:nth-child(3) { animation-delay: 0.4s; background: var(--pn-blue-500); }

@keyframes pn-bounce {
    0%, 80%, 100% { transform: translateY(0); opacity: 0.5; }
    40%           { transform: translateY(-8px); opacity: 1; }
}

.loading-text {
    color: var(--pn-ink);
    font-size: 0.9rem;
    font-weight: 700;
    text-align: center;
}

.phone-screen .wallpaper-loading .loading-spinner {
    width: 36px;
    height: 36px;
    border-width: 3px;
}

.phone-screen .wallpaper-loading .loading-text {
    font-size: 0.75rem;
}

.desktop-preview-container .wallpaper-loading {
    background-color: rgba(255, 255, 255, 0.95);
    padding: 28px;
    min-width: 200px;
}

.wallpaper-image-loaded {
    animation: pn-fade-in 0.3s ease-out;
}

@keyframes pn-fade-in {
    from { opacity: 0; transform: scale(0.98); }
    to   { opacity: 1; transform: scale(1); }
}

.fa-spin {
    animation: pn-spin 0.9s linear infinite;
}

/* ===== FAQ accordion ===== */
.faq-button {
    width: 100%;
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    padding: 1rem 1.4rem;
    text-align: left;
    box-shadow: var(--pn-shadow-sm);
    cursor: pointer;
    transition: transform 0.18s var(--pn-ease), background 0.2s ease;
}

.faq-button:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
    background: var(--pn-yellow-50, #fff8db);
}

.faq-button i {
    transition: transform 0.3s ease;
    color: var(--pn-red-500);
}

.faq-button[aria-expanded="true"] {
    background: var(--pn-red-500);
    color: var(--pn-white);
}

.faq-button[aria-expanded="true"] i {
    transform: rotate(180deg);
    color: var(--pn-white);
}

/* ===== Language dropdown ===== */
#languageDropdown {
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    box-shadow: var(--pn-shadow-md);
    overflow: hidden;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

#languageDropdown.hidden {
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

#languageDropdown:not(.hidden) {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

#languageDropdown a {
    padding: 10px 18px;
    transition: background 0.2s ease;
    color: var(--pn-ink);
    font-weight: 700;
    display: block;
}

#languageDropdown a:hover {
    background: var(--pn-yellow-100);
}

/* ===== Nav characters dropdown ===== */
.nav-characters-menu-panel,
#navCharactersDropdown {
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    box-shadow: var(--pn-shadow-md);
    overflow: hidden;
}

.nav-characters-item:hover {
    background: var(--pn-yellow-100);
}

.nav-characters-dropdown:hover .nav-characters-chevron,
.nav-characters-dropdown:focus-within .nav-characters-chevron {
    transform: rotate(180deg);
}

/* ===== Mobile menu ===== */
#mobileMenu {
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-lg);
    margin: 1rem;
    box-shadow: var(--pn-shadow-md);
    transition: max-height 0.3s ease, padding 0.3s ease;
    max-height: 0;
    overflow: hidden;
}

#mobileMenu.show {
    max-height: 600px;
    padding: 1rem 0;
}

#mobileMenu a {
    padding: 10px 22px;
    margin: 0 1rem 6px;
    border-radius: var(--pn-radius-md);
    transition: background 0.2s ease, transform 0.2s ease;
    color: var(--pn-ink);
    font-weight: 700;
    display: block;
}

#mobileMenu a:hover {
    background: var(--pn-yellow-100);
    transform: translateX(4px);
}

/* ===== User sidebar ===== */
#userSidebarPanel .sidebar-section-title {
    margin-bottom: 0.5rem;
    padding: 0 0.125rem;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--pn-red-500);
}

#userSidebarPanel .sidebar-grid-link {
    min-height: 4.25rem;
}

#userSidebarPanel .sidebar-grid-label {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    word-break: break-word;
}

#userSidebarPanel .user-sidebar-body {
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 639px) {
    #userSidebarPanel.user-sidebar-panel {
        width: min(92vw, 300px);
    }
    #userSidebarPanel .sidebar-grid-link {
        min-height: 3.75rem;
        padding-top: 0.375rem;
        padding-bottom: 0.375rem;
    }
    #userSidebarPanel .sidebar-grid-label {
        font-size: 9px;
    }
}

/* ===== Stagger entry animation for grids ===== */
.wallpaper-item {
    animation: pn-card-in 0.5s ease both;
}
.wallpaper-item:nth-child(1) { animation-delay: 0.04s; }
.wallpaper-item:nth-child(2) { animation-delay: 0.08s; }
.wallpaper-item:nth-child(3) { animation-delay: 0.12s; }
.wallpaper-item:nth-child(4) { animation-delay: 0.16s; }
.wallpaper-item:nth-child(5) { animation-delay: 0.20s; }
.wallpaper-item:nth-child(6) { animation-delay: 0.24s; }
.wallpaper-item:nth-child(7) { animation-delay: 0.28s; }
.wallpaper-item:nth-child(8) { animation-delay: 0.32s; }
.wallpaper-item:nth-child(9) { animation-delay: 0.36s; }

@keyframes pn-card-in {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ===== Sort buttons (.sort-btn) ===== */
.sort-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    color: var(--pn-ink);
    font-weight: 800;
    text-decoration: none;
    box-shadow: var(--pn-shadow-sm);
    transition: transform 0.18s var(--pn-ease), background 0.2s ease, color 0.2s ease;
    font-size: 0.9rem;
    min-height: 38px;
}

.sort-btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
    background: var(--pn-yellow-100);
}

.sort-btn.active {
    background: var(--pn-red-500);
    color: var(--pn-white);
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

.sort-btn[href*="hot"] i { color: var(--pn-red-500); }
.sort-btn[href*="latest"] i { color: var(--pn-blue-500); }
.sort-btn.active i { color: var(--pn-white); }

/* ===== Pagination ===== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin: 2rem 0;
    padding: 0;
    list-style: none;
    flex-wrap: wrap;
}

.pagination li {
    margin: 0;
    padding: 0;
}

.pagination li a,
.pagination li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 4px 10px;
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-md);
    color: var(--pn-ink);
    font-weight: 800;
    text-decoration: none;
    box-shadow: var(--pn-shadow-sm);
    transition: transform 0.18s var(--pn-ease), background 0.2s ease, color 0.2s ease;
    font-size: 0.9rem;
}

.pagination li a:hover {
    background: var(--pn-yellow-100);
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

.pagination li.active span {
    background: var(--pn-red-500);
    color: var(--pn-white);
    transform: translate(-2px, -2px);
    box-shadow: var(--pn-shadow-md);
}

.pagination li.disabled span {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
    box-shadow: var(--pn-shadow-sm);
}

.pagination li:first-child a,
.pagination li:first-child span,
.pagination li:last-child a,
.pagination li:last-child span {
    background: var(--pn-blue-500);
    color: var(--pn-white);
    min-width: 46px;
}

.pagination li:first-child a:hover,
.pagination li:last-child a:hover {
    background: var(--pn-blue-600);
}

.pagination-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
    padding: 1.25rem;
    background: var(--pn-white);
    border: var(--pn-border);
    border-radius: var(--pn-radius-lg);
    box-shadow: var(--pn-shadow-sm);
}

.pagination-info {
    color: var(--pn-ink-soft);
    font-weight: 700;
    font-size: 0.9rem;
    text-align: center;
    margin: 0;
}

@media (max-width: 640px) {
    .pagination {
        gap: 5px;
        margin: 1.5rem 0;
    }
    .pagination li a,
    .pagination li span {
        min-width: 36px;
        height: 36px;
        padding: 4px 8px;
        font-size: 0.85rem;
    }
}

/* ===== Focus ring (accessibility) ===== */
.tab-button:focus,
.tab-link:focus,
.pn-btn:focus,
.sort-btn:focus,
.pagination li a:focus,
button:focus-visible,
a:focus-visible {
    outline: 3px solid var(--pn-yellow-400);
    outline-offset: 2px;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 12px;
}
::-webkit-scrollbar-track {
    background: var(--pn-cream);
}
::-webkit-scrollbar-thumb {
    background: var(--pn-ink);
    border: 3px solid var(--pn-cream);
    border-radius: var(--pn-radius-pill);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--pn-red-500);
}

/* ===== Loading shimmer ===== */
.loading {
    position: relative;
    overflow: hidden;
    border-radius: var(--pn-radius-md);
}
.loading::after {
    content: "";
    position: absolute;
    inset: 0;
    left: -100%;
    background: linear-gradient(90deg,
        transparent,
        rgba(255, 199, 44, 0.4),
        transparent);
    animation: pn-shimmer 1.8s infinite;
}
@keyframes pn-shimmer {
    100% { left: 100%; }
}

/* ===== Accessibility / reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    .wallpaper-item:hover,
    .pn-btn:hover,
    .pn-card:hover {
        transform: none;
    }
}

/* ===== Print ===== */
@media print {
    .wallpaper-item {
        break-inside: avoid;
        page-break-inside: avoid;
        box-shadow: none;
    }
    .no-print,
    .pagination {
        display: none !important;
    }
}

/* ===== Tiny responsive token tweaks for narrow viewports ===== */
@media (max-width: 768px) {
    :root {
        --pn-radius-sm: 6px;
        --pn-radius-md: 10px;
        --pn-radius-lg: 16px;
        --pn-radius-xl: 22px;
        --pn-shadow-sm: 2px 2px 0 var(--pn-ink);
        --pn-shadow-md: 4px 4px 0 var(--pn-ink);
        --pn-shadow-lg: 6px 6px 0 var(--pn-ink);
    }

    .pn-section {
        background-size: 18px 18px;
    }

    .wallpaper-grid {
        gap: 1rem;
    }
    .pn-btn-premium {
        padding: 10px 20px;
        font-size: 1rem;
    }
}