/* ============================================
   BlueSky Loves - Pastel Theme
   ============================================ */

/* Local Nunito Font */
@font-face {
    font-family: 'Nunito';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('fonts/nunito-regular.woff2') format('woff2');
}

@font-face {
    font-family: 'Nunito';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('fonts/nunito-semibold.woff2') format('woff2');
}

@font-face {
    font-family: 'Nunito';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('fonts/nunito-bold.woff2') format('woff2');
}

:root {
    /* Pastel Color Palette */
    --bg-gradient: linear-gradient(135deg, #ffeef8 0%, #f0e6ff 50%, #e6f0ff 100%);
    --pastel-pink: #ffb6c1;
    --pastel-pink-light: #ffd1dc;
    --pastel-lavender: #e6e6fa;
    --pastel-blue: #b0e0e6;
    --pastel-mint: #98fb98;
    --pastel-peach: #ffdab9;
    --pastel-yellow: #fffacd;

    /* Bubble Colors */
    --bubble-pink: rgba(255, 182, 193, 0.85);
    --bubble-lavender: rgba(230, 230, 250, 0.85);
    --bubble-blue: rgba(176, 224, 230, 0.85);
    --bubble-peach: rgba(255, 218, 185, 0.85);

    /* Text */
    --text-primary: #4a4a6a;
    --text-secondary: #7a7a9a;
    --text-on-bubble: #3a3a5a;

    /* Shadows */
    --shadow-soft: 0 4px 15px rgba(150, 130, 180, 0.15);
    --shadow-bubble: 0 8px 32px rgba(150, 130, 180, 0.2);
    --shadow-glow: 0 0 20px rgba(255, 182, 193, 0.4);

    /* Typography */
    --font-main: 'Nunito', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --radius-pill: 50px;
    --radius-bubble: 24px;

    /* Animation */
    --transition-smooth: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-main);
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 182, 193, 0.3);
}

.title {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ff69b4, #9370db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Connection Status */
.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffa500;
    animation: pulse 1.5s ease-in-out infinite;
}

.status-dot.connected {
    background: #90ee90;
    animation: none;
}

.status-dot.error {
    background: #ff6b6b;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

/* Filter Panel (now a modal) */
.filter-panel {
    width: 320px;
    max-width: calc(100vw - 32px);
    max-height: calc(100vh - 100px);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    box-shadow: var(--shadow-bubble);
    overflow: hidden;
    transform: scale(0.95) translateY(10px);
    transition: transform 0.3s ease;
}

.modal-overlay.open .filter-panel {
    transform: scale(1) translateY(0);
}

.filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255, 182, 193, 0.3);
}

.filter-header h2 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.filter-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition-smooth);
}

.filter-close:hover {
    background: var(--pastel-pink-light);
    color: var(--text-primary);
}

.filter-content {
    padding: 16px 20px 20px;
    max-height: 400px;
    overflow-y: auto;
}

.filter-section {
    margin-bottom: 16px;
}

.filter-section h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.filter-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* Filter Toggle Buttons */
.filter-btn {
    padding: 8px 14px;
    border: 2px solid var(--pastel-pink);
    border-radius: var(--radius-pill);
    background: transparent;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.filter-btn:hover {
    background: var(--pastel-pink-light);
}

.filter-btn.active {
    background: var(--pastel-pink);
    color: white;
    box-shadow: var(--shadow-glow);
}

.filter-btn.emoji {
    font-size: 1.25rem;
    padding: 6px 12px;
}

/* Pastel Buttons */
.btn-pastel {
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--pastel-pink), var(--pastel-lavender));
    border: none;
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-weight: 600;
    color: white;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-pastel:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.btn-pastel-outline {
    padding: 8px 16px;
    background: transparent;
    border: 2px solid var(--pastel-lavender);
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-pastel-outline:hover {
    background: var(--pastel-lavender);
}

.filter-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

/* Bubble Container */
.bubble-container {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

/* Individual Bubble */
.bubble {
    position: absolute;
    bottom: -150px;
    max-width: 300px;
    min-width: 150px;
    padding: 16px 20px;
    border-radius: var(--radius-bubble);
    background: var(--bubble-pink);
    box-shadow: var(--shadow-bubble);
    pointer-events: auto;
    cursor: default;
    transform-origin: center center;
    will-change: bottom, opacity;
    opacity: 0;
}

.bubble.color-pink { background: var(--bubble-pink); }
.bubble.color-lavender { background: var(--bubble-lavender); }
.bubble.color-blue { background: var(--bubble-blue); }
.bubble.color-peach { background: var(--bubble-peach); }

.bubble:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-bubble), var(--shadow-glow);
    z-index: 10;
}

.bubble-text {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-on-bubble);
    word-wrap: break-word;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}

.bubble-author {
    margin-top: 8px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

/* Bubble Animations */
@keyframes bubbleFloat {
    0% {
        bottom: -150px;
        opacity: 0;
        transform: translateX(0) scale(0.8);
    }
    5% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
    12.5% {
        transform: translateX(15px) scale(1);
    }
    25% {
        transform: translateX(0) scale(1);
    }
    37.5% {
        transform: translateX(-15px) scale(1);
    }
    50% {
        transform: translateX(0) scale(1);
    }
    62.5% {
        transform: translateX(15px) scale(1);
    }
    75% {
        transform: translateX(0) scale(1);
    }
    87.5% {
        transform: translateX(-15px) scale(1);
    }
    95% {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
    100% {
        bottom: calc(100% + 150px);
        opacity: 0;
        transform: translateX(0) scale(0.9);
    }
}

.bubble.floating {
    animation: bubbleFloat var(--float-duration, 15s) linear forwards;
}

/* Stats Bar */
.stats-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.filter-link {
    background: none;
    border: none;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    transition: var(--transition-smooth);
}

.filter-link:hover {
    background: var(--pastel-pink-light);
    color: var(--text-primary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .header {
        padding: 12px 16px;
    }

    .title {
        font-size: 1.25rem;
    }

    .bubble {
        max-width: 250px;
        min-width: 120px;
        padding: 12px 16px;
    }

    .filter-content {
        max-height: 50vh;
    }

    .stats-bar {
        gap: 16px;
        font-size: 0.8125rem;
    }
}

/* Scrollbar styling for filter panel */
.filter-content::-webkit-scrollbar {
    width: 6px;
}

.filter-content::-webkit-scrollbar-track {
    background: transparent;
}

.filter-content::-webkit-scrollbar-thumb {
    background: var(--pastel-pink-light);
    border-radius: 3px;
}

.filter-content::-webkit-scrollbar-thumb:hover {
    background: var(--pastel-pink);
}