/* Custom properties / Design System Tokens */
:root {
    --bg-primary: #090d16;
    --bg-secondary: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.45);
    --bg-card-hover: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(249, 115, 22, 0.3);
    
    --color-text-main: #f8fafc;
    --color-text-muted: #94a3b8;
    
    /* Neon sporty accents */
    --accent-orange: #ff6b00;
    --accent-orange-hover: #ff8533;
    --accent-orange-glow: rgba(255, 107, 0, 0.25);
    
    --accent-green: #10b981;
    --accent-green-hover: #059669;
    --accent-green-glow: rgba(16, 185, 129, 0.2);
    
    --checked-bg: rgba(15, 23, 42, 0.6);
    --checked-text: #64748b;
    --checked-border: rgba(255, 255, 255, 0.03);

    --font-primary: 'Plus Jakarta Sans', sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glow-orange: 0 0 15px 0 rgba(255, 107, 0, 0.15);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(30, 41, 59, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(255, 107, 0, 0.03) 0%, transparent 40%);
    color: var(--color-text-main);
    font-family: var(--font-primary);
    line-height: 1.5;
    min-height: 100vh;
    padding: 2rem 1rem;
}

/* App Container */
.app-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

/* Header Component */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.header-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-orange), #ff9e00);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.bike-icon {
    width: 42px;
    height: 42px;
    color: var(--accent-orange);
    filter: drop-shadow(0 0 8px rgba(255, 107, 0, 0.4));
    animation: bike-bounce 3s ease-in-out infinite;
}

.title-wrap {
    display: flex;
    flex-direction: column;
}

.sub-title {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
}

.main-title {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    line-height: 1.1;
}

.accent-text {
    background: linear-gradient(135deg, var(--accent-orange) 30%, #ffaa00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Stats Board */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.15);
}

.stat-card.highlighted {
    border-color: rgba(255, 107, 0, 0.15);
    box-shadow: var(--shadow-glow-orange);
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex-grow: 1;
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-text-main);
    line-height: 1.1;
}

.stat-icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.stat-card.highlighted .stat-icon-wrap {
    background: rgba(255, 107, 0, 0.08);
    color: var(--accent-orange);
}

.progress-card {
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 0.75rem;
}

.progress-details {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.progress-bar-container {
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.02);
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-orange), #ffaa00);
    border-radius: 4px;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 8px var(--accent-orange-glow);
}

/* Toolbar (Search & Filters) */
.toolbar {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 1rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    box-shadow: var(--shadow-sm);
}

.search-box-wrapper {
    position: relative;
    flex-grow: 1;
    min-width: 250px;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: color var(--transition-fast);
}

.search-box-wrapper input {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    color: var(--color-text-main);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 500;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.search-box-wrapper input::placeholder {
    color: rgba(148, 163, 184, 0.6);
}

.search-box-wrapper input:focus {
    border-color: var(--accent-orange);
    background: rgba(15, 23, 42, 0.8);
    box-shadow: 0 0 12px 0 rgba(255, 107, 0, 0.1);
}

.search-box-wrapper input:focus + .search-icon {
    color: var(--accent-orange);
}

.clear-btn {
    position: absolute;
    right: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    color: var(--color-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.clear-btn:hover {
    color: var(--color-text-main);
    background: rgba(255, 255, 255, 0.08);
}

.clear-btn svg {
    width: 12px;
    height: 12px;
}

.filter-tabs {
    display: flex;
    gap: 0.5rem;
    background: rgba(15, 23, 42, 0.4);
    padding: 0.25rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.filter-tab {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.filter-tab:hover {
    color: var(--color-text-main);
}

.filter-tab.active {
    color: var(--color-text-main);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: var(--shadow-sm);
}

/* Participants List Section */
.list-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 0.5rem;
}

.list-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.results-found {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.participants-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-height: 200px;
}

/* Participant Item Card */
.participant-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    transition: 
        transform var(--transition-fast), 
        border-color var(--transition-fast), 
        box-shadow var(--transition-fast),
        background-color var(--transition-normal);
    box-shadow: var(--shadow-sm);
    animation: fade-in-scale 0.25s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    overflow: hidden;
}

.participant-card:hover {
    transform: translateY(-1px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow-orange), var(--shadow-md);
    background-color: var(--bg-card-hover);
}

.card-header-row {
    padding: 0.9rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    cursor: pointer;
    user-select: none;
}

.card-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toggle-details-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.toggle-details-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-main);
}

.chevron-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-normal);
}

.participant-card.expanded .chevron-icon {
    transform: rotate(180deg);
    color: var(--accent-orange);
}

/* Details Panel with transition */
.card-details-panel {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), opacity var(--transition-normal), padding var(--transition-normal);
    border-top: 1px dashed transparent;
    padding: 0 1.25rem;
}

.participant-card.expanded .card-details-panel {
    max-height: 800px; /* High enough to contain all details */
    opacity: 1;
    padding: 1.25rem;
    border-top-color: var(--border-color);
    background: rgba(15, 23, 42, 0.25);
}

/* Details Grid */
.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.detail-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    font-weight: 700;
}

.detail-value {
    font-size: 0.88rem;
    color: var(--color-text-main);
    font-weight: 500;
}

.text-truncate {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 800;
    border-radius: 4px;
    text-transform: uppercase;
}

.status-badge.pago {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.status-badge.pendente {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.status-badge.cancelado {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

/* Meta info row */
.participant-meta-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.15rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.meta-separator {
    color: rgba(255, 255, 255, 0.2);
}

.participant-city {
    color: var(--color-text-muted);
}

.participant-left-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-grow: 1;
    min-width: 0;
}

/* Custom Checkbox Design */
.checkbox-container {
    position: relative;
    cursor: pointer;
    user-select: none;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

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

.checkbox-custom {
    position: absolute;
    top: 0;
    left: 0;
    height: 24px;
    width: 24px;
    background-color: rgba(15, 23, 42, 0.7);
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    transition: 
        background-color var(--transition-fast), 
        border-color var(--transition-fast), 
        transform var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkbox-container:hover .checkbox-custom {
    border-color: var(--accent-orange);
    transform: scale(1.05);
}

.checkbox-custom svg {
    width: 14px;
    height: 14px;
    color: var(--color-text-main);
    transform: scale(0) rotate(-20deg);
    opacity: 0;
    transition: 
        transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), 
        opacity 0.2s ease;
}

/* Checked State Styles */
.checkbox-container input:checked ~ .checkbox-custom {
    background-color: var(--accent-orange);
    border-color: var(--accent-orange);
    box-shadow: 0 0 10px 0 rgba(255, 107, 0, 0.3);
}

.checkbox-container input:checked ~ .checkbox-custom svg {
    transform: scale(1) rotate(0deg);
    opacity: 1;
}

/* Participant Info */
.participant-info {
    display: flex;
    flex-direction: column;
    min-width: 0; /* Ensures overflow text-ellipsis works */
}

.participant-name-container {
    position: relative;
    display: inline-block;
    max-width: 100%;
}

.participant-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-main);
    white-space: nowrap;
    overflow: hidden;
    text-ellipsis: true;
    display: block;
    transition: color var(--transition-normal);
}

/* Strikethrough Premium Micro-animation */
.participant-name::after {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 0;
    height: 2px;
    background-color: var(--accent-orange);
    transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.participant-card.checked .participant-name::after {
    width: 100%;
}

.participant-phone {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-top: 0.15rem;
    transition: color var(--transition-normal);
}

/* Card checked layout adjustments */
.participant-card.checked {
    background-color: var(--checked-bg);
    border-color: var(--checked-border);
    opacity: 0.65;
}

.participant-card.checked:hover {
    box-shadow: var(--shadow-sm);
    border-color: rgba(255, 255, 255, 0.05);
    background-color: var(--checked-bg);
}

.participant-card.checked .participant-name {
    color: var(--checked-text);
}

.participant-card.checked .participant-phone {
    color: rgba(148, 163, 184, 0.4);
}

/* Search Term Highlight */
.highlight {
    background-color: rgba(255, 107, 0, 0.25);
    color: #fff;
    border-radius: 2px;
    padding: 0 1px;
}

/* Action: WhatsApp Button */
.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 0.85rem;
    padding: 0.6rem 1.1rem;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: 
        background-color var(--transition-fast), 
        border-color var(--transition-fast), 
        color var(--transition-fast),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
}

.whatsapp-btn:hover {
    background-color: var(--accent-green);
    border-color: var(--accent-green);
    color: #ffffff;
    box-shadow: 0 0 12px 0 var(--accent-green-glow);
    transform: scale(1.03);
}

.whatsapp-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    flex-shrink: 0;
}

.whatsapp-btn.disabled {
    opacity: 0.25;
    pointer-events: none;
    background-color: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.05);
    color: var(--color-text-muted);
}

/* Empty list placeholder state */
.empty-list {
    background: var(--bg-card);
    border: 1px dashed rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    animation: fade-in 0.3s ease forwards;
}

.empty-list svg {
    width: 48px;
    height: 48px;
    color: rgba(148, 163, 184, 0.3);
}

.empty-list p {
    color: var(--color-text-muted);
    font-weight: 500;
}

.empty-list button {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--color-text-main);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.empty-list button:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-text-muted);
}

/* Loader Components */
.loader-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 4rem 2rem;
    color: var(--color-text-muted);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(255, 257, 257, 0.05);
    border-top-color: var(--accent-orange);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Footer Styles */
.app-footer {
    text-align: center;
    margin-top: 1rem;
    padding: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.app-footer p {
    font-size: 0.8rem;
    color: rgba(148, 163, 184, 0.4);
    font-weight: 500;
}

/* Animations Keyframes */
@keyframes spin {
    to { transform: rotate(360deg); }
}

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

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

@keyframes fade-in-scale {
    from { 
        opacity: 0;
        transform: scale(0.97) translateY(5px);
    }
    to { 
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Responsive tweaks */
@media (max-width: 580px) {
    body {
        padding: 1rem 0.5rem;
    }
    
    .app-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
        align-items: center;
    }
    
    .logo-area {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-tabs {
        justify-content: center;
    }
    
    .card-header-row {
        padding: 0.8rem 1rem;
    }
    
    .whatsapp-btn {
        padding: 0.55rem 0.8rem;
        font-size: 0.8rem;
        gap: 0.35rem;
    }
    
    .whatsapp-btn span {
        display: none; /* Hide 'Conversar' text on small mobile screens */
    }
}

/* Lock Screen Container */
.lock-screen-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(9, 13, 22, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 1.5rem;
}

.lock-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    max-width: 420px;
    width: 100%;
    box-shadow: var(--shadow-lg), var(--shadow-glow-orange);
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    text-align: center;
    animation: fade-in-scale 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.lock-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.lock-icon {
    width: 56px;
    height: 56px;
    color: var(--accent-orange);
    filter: drop-shadow(0 0 10px rgba(255, 107, 0, 0.3));
    margin-bottom: 0.5rem;
}

.lock-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -0.01em;
    color: var(--color-text-main);
}

.lock-header p {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}

.lock-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.lock-form .input-group input {
    width: 100%;
    background: rgba(15, 23, 42, 0.8);
    border: 1.5px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 0.85rem 1.25rem;
    color: var(--color-text-main);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    outline: none;
    text-align: center;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.lock-form .input-group input:focus {
    border-color: var(--accent-orange);
    box-shadow: 0 0 15px 0 rgba(255, 107, 0, 0.15);
}

.submit-lock-btn {
    background: linear-gradient(135deg, var(--accent-orange) 30%, #ffaa00 100%);
    border: none;
    color: #ffffff;
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0.9rem;
    border-radius: 12px;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.submit-lock-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
}

.submit-lock-btn:active {
    transform: translateY(0);
}

.lock-error-msg {
    color: #f87171;
    font-size: 0.82rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

/* Shake Animation for incorrect password */
.lock-card.shake {
    animation: shake 0.4s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    15%, 45%, 75% { transform: translateX(-8px); }
    30%, 60%, 90% { transform: translateX(8px); }
}