:root {
    --bg-main: #F4F6FB;
    --bg-secondary: #EEF2F6;
    --text-main: #334155;
    --text-muted: #64748B;
    
    --grad-mint: linear-gradient(135deg, #10B981, #34D399);
    --grad-blue: linear-gradient(135deg, #0284C7, #38BDF8);
    --grad-violet: linear-gradient(135deg, #8B5CF6, #C084FC);
    --grad-orange: linear-gradient(135deg, #F97316, #FDBA74);
    
    --shadow-soft: 0 16px 32px rgba(18, 38, 63, 0.06);
    --shadow-inner: inset 0 2px 4px rgba(255, 255, 255, 0.8), inset 0 -2px 4px rgba(18, 38, 63, 0.05);
    
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 8px;
    --radius-pill: 9999px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography Utilities */
.gradient-text-blue {
    background: var(--grad-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.gradient-text-mint {
    background: var(--grad-mint);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.6);
    z-index: 10;
}

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

.logo-sphere {
    width: 32px;
    height: 32px;
    background: var(--grad-violet);
    border-radius: 50%;
    box-shadow: inset -4px -4px 8px rgba(0,0,0,0.2), inset 4px 4px 8px rgba(255,255,255,0.6), 0 8px 16px rgba(139, 92, 246, 0.4);
}

.brand h1 {
    font-size: 1.25rem;
    font-weight: 700;
}

.mode-switcher {
    display: flex;
    align-items: center;
    gap: .55rem;
    margin-left: auto;
    margin-right: 1rem;
    color: var(--text-muted);
    font-size: .78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
}
.mode-switcher select {
    appearance: none;
    border: 1px solid rgba(99, 102, 241, .2);
    background: #fff;
    color: #334155;
    border-radius: 999px;
    padding: .55rem 2rem .55rem .8rem;
    font: inherit;
    text-transform: none;
    letter-spacing: 0;
    cursor: pointer;
}
.enterprise-mode .left-dock, .enterprise-mode .action-rail { display: none; }
.enterprise-mode .main-layout { padding: 2rem 8vw; }
.enterprise-mode .nav-tabs .tab:not(#nav-logout) { display: none !important; }
.enterprise-mode .nav-tabs { background: transparent; box-shadow: none; padding: 0; }

/* Enterprise campaigns */
.campaign-page { max-width: 1240px; margin: 0 auto; padding-bottom: 2rem; }
.campaign-hero { display: flex; align-items: end; justify-content: space-between; gap: 2rem; padding: 1.1rem 0 2rem; }
.eyebrow { color: #6366f1; font-size: .72rem; font-weight: 800; letter-spacing: .12em; }
.campaign-hero h1 { font-size: clamp(1.8rem, 3vw, 2.7rem); color: #172554; margin: .45rem 0 .65rem; }
.campaign-hero p, .campaign-panel-heading p { color: var(--text-muted); }
.campaign-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin-bottom: 1.5rem; }
.campaign-kpi { display: flex; flex-direction: column; gap: .35rem; }
.campaign-kpi span, .campaign-kpi small { color: var(--text-muted); font-size: .85rem; }
.campaign-kpi strong { font-size: 2rem; color: #1e293b; }
.campaign-panel, .campaign-form-card { margin-bottom: 1.5rem; }
.campaign-panel-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1.25rem; }
.campaign-panel-heading h2 { color: #1e293b; margin-bottom: .3rem; }
.campaign-table-wrap { overflow-x: auto; }
.campaign-table th, .campaign-table td { padding: 1rem; }
.campaign-empty { text-align: center; color: var(--text-muted); padding: 2.5rem !important; }
.campaign-status { display: inline-flex; padding: .3rem .7rem; border-radius: 999px; font-weight: 700; font-size: .78rem; }
.campaign-status.draft { background: #eef2ff; color: #4f46e5; }
.campaign-status.scheduled { background: #dcfce7; color: #15803d; }
.campaign-delivered { color: #059669; }
.campaign-form-card textarea { min-height: 110px; resize: vertical; }
.audience-upload { border: 1px dashed #c7d2fe; border-radius: var(--radius-md); padding: 1rem; background: #f8faff; }
.audience-upload input[type="file"] { padding: .45rem 0; border: none; background: transparent; }
.audience-upload p { margin-top: .3rem; color: var(--text-muted); font-size: .8rem; }
.provider-picker-row { display: flex; gap: .75rem; }
.provider-picker-row select { flex: 1; }
.campaign-provider-create { margin-top: 1.25rem; padding: 1.25rem; border-radius: var(--radius-md); background: #f8faff; border: 1px solid #c7d2fe; }
.campaign-provider-create-title { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.campaign-provider-create-title span { color: var(--text-muted); font-size: .8rem; }
.provider-create-actions { display: flex; gap: .75rem; justify-content: flex-end; margin-top: 1rem; }
#campaign-characters { float: right; color: var(--text-muted); font-weight: 500; }
.campaign-form-actions { display: flex; justify-content: flex-end; align-items: center; gap: .75rem; margin-top: 1.5rem; }
.compliance-note { margin-right: auto; color: var(--text-muted); font-size: .8rem; max-width: 450px; }
@media (max-width: 860px) {
    .enterprise-mode .main-layout { padding: 1.25rem; }
    .campaign-hero, .campaign-form-actions { align-items: stretch; flex-direction: column; }
    .campaign-kpis { grid-template-columns: 1fr; }
    .mode-switcher span { display: none; }
}

.nav-tabs {
    display: flex;
    gap: 0.5rem;
    background: rgba(238, 242, 246, 0.6);
    padding: 0.5rem;
    border-radius: var(--radius-pill);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}

.nav-tabs .tab {
    padding: 0.5rem 1.5rem;
    border: none;
    background: transparent;
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.nav-tabs .tab.active {
    background: white;
    color: var(--text-main);
    box-shadow: 0 4px 12px rgba(18, 38, 63, 0.05);
}

.user-profile .avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid white;
    box-shadow: var(--shadow-soft);
}

.main-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
    padding: 1.5rem;
    gap: 1.5rem;
}

/* Components */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-soft), var(--shadow-inner);
    padding: 1.5rem;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s;
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(18, 38, 63, 0.08), var(--shadow-inner);
}

/* Left Dock */
.left-dock {
    width: 280px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.dock-card h3 {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.metric .label {
    font-weight: 500;
}

.metric .value {
    font-size: 1.25rem;
    font-weight: 700;
}

.carrier-list {
    list-style: none;
}

.carrier-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    font-weight: 500;
}

.status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}
.status.online { background: #10B981; box-shadow: 0 0 8px #10B981; }
.status.offline { background: #EF4444; box-shadow: 0 0 8px #EF4444; }
.status.warning { background: #F97316; box-shadow: 0 0 8px #F97316; }

/* Workspace */
.workspace {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.5rem;
}

/* Action Rail */
.action-rail {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
}

.action-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: white;
    box-shadow: var(--shadow-soft), var(--shadow-inner);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.action-btn:hover {
    transform: scale(1.1);
}

.sphere {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    box-shadow: inset -2px -2px 6px rgba(0,0,0,0.15), inset 2px 2px 6px rgba(255,255,255,0.8);
}
.sphere.mint { background: var(--grad-mint); }
.sphere.blue { background: var(--grad-blue); }
.sphere.violet { background: var(--grad-violet); }

/* Portal Page */
.page {
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.init-block {
    margin-bottom: 2rem;
}

.init-block h2 {
    margin-bottom: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-muted);
}

input, select, textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(100, 116, 139, 0.2);
    background: rgba(255, 255, 255, 0.5);
    font-family: inherit;
    color: var(--text-main);
    transition: all 0.2s;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #38BDF8;
    background: white;
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.1);
}

textarea {
    resize: vertical;
    min-height: 80px;
}

.action-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.btn.primary.gradient {
    background: var(--grad-blue);
    color: white;
    box-shadow: 0 8px 16px rgba(2, 132, 199, 0.2), inset 0 2px 4px rgba(255,255,255,0.3);
}

.btn.primary.gradient:hover {
    box-shadow: 0 12px 20px rgba(2, 132, 199, 0.3), inset 0 2px 4px rgba(255,255,255,0.4);
    transform: translateY(-2px);
}

.btn.outline {
    background: transparent;
    border: 2px solid #CBD5E1;
    color: var(--text-main);
}
.btn.outline:hover {
    border-color: #94A3B8;
    background: rgba(255,255,255,0.5);
}

.hidden {
    display: none !important;
}

.status-msg {
    font-weight: 500;
    color: #10B981;
}

/* Charts */
.charts-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.chart-card {
    display: flex;
    flex-direction: column;
}

.chart-card.large {
    height: 400px;
}

.side-charts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.side-charts .chart-card {
    height: 300px;
}

.chart-container {
    flex: 1;
    width: 100%;
    height: 100%;
    min-height: 200px;
}

/* Providers */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}
.search-bar {
    margin-bottom: 1.5rem;
}
.providers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}
.provider-card h4 {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}
.provider-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}
.provider-card .actions {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0,0,0,0.05);
}

/* Archive */
.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}
.data-table th, .data-table td {
    padding: 1rem;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.data-table th {
    color: var(--text-muted);
    font-weight: 600;
}
.data-table tr:last-child td {
    border-bottom: none;
}

/* Live Stats & Logs */
.live-stats-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1.5rem;
    margin-top: 1.5rem;
}
.stats-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}
.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.5rem;
    border-bottom: 1px dashed rgba(0,0,0,0.1);
}
.stat-item .label {
    font-weight: 500;
    color: var(--text-muted);
}
.stat-item .value {
    font-size: 1.2rem;
    font-weight: 700;
}
.stat-item .value.error {
    color: #EF4444;
}
.terminal-log {
    background: rgba(15, 23, 42, 0.9);
    border-radius: var(--radius-sm);
    padding: 1rem;
    color: #34D399;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    height: 200px;
    overflow-y: auto;
    margin-top: 1rem;
    box-shadow: inset 0 4px 6px rgba(0,0,0,0.3);
}
.log-line {
    margin-bottom: 0.25rem;
    word-break: break-all;
}
.log-time { color: #94A3B8; margin-right: 0.5rem; }
.log-tx { color: #38BDF8; }
.log-rx { color: #10B981; }
.log-err { color: #F87171; }

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(18, 38, 63, 0.4);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease-out;
}
.modal-content {
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}
.btn-close {
    background: none; border: none;
    font-size: 2rem; color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
}
.btn-close:hover { color: var(--text-main); }
.modal-body {
    overflow-y: auto;
    padding-right: 0.5rem;
}
.session-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
    background: rgba(255,255,255,0.5);
    padding: 1.5rem;
    border-radius: var(--radius-md);
}
.sms-table-container {
    max-height: 400px;
    overflow-y: auto;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}
.sms-table th {
    position: sticky;
    top: 0;
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
.status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 600;
}
.badge-delivrd { background: #D1FAE5; color: #065F46; }
.badge-undeliv { background: #FEE2E2; color: #991B1B; }

/* Explicit Hover Colors for Buttons */
#btn-bind.btn.outline:hover {
    background: #E0F2FE; /* Light blue background */
    border-color: #0284C7;
    color: #0284C7;
}

#btn-start.btn.primary.gradient {
    transition: all 0.3s ease;
}

#btn-start.btn.primary.gradient:not(:disabled):hover {
    background: linear-gradient(135deg, #F97316, #FDBA74); /* Changes to orange gradient on hover */
    box-shadow: 0 12px 24px rgba(249, 115, 22, 0.4), inset 0 2px 4px rgba(255,255,255,0.4);
    transform: translateY(-3px) scale(1.02);
}

/* Dashboard */
.dash-grid-top {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.dash-list-card {
    display: flex;
    flex-direction: column;
}
.dash-list-card h3 {
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.dest-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.dest-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem;
    background: rgba(255,255,255,0.4);
    border-radius: var(--radius-md);
    transition: transform 0.2s, background 0.2s;
    opacity: 0;
    animation: slideUpFade 0.4s ease-out forwards;
}
.dest-item:hover {
    transform: translateX(5px);
    background: rgba(255,255,255,0.8);
}
.dest-flag {
    font-size: 2rem;
    line-height: 1;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1));
}
.dest-info {
    flex: 1;
}
.dest-name {
    font-weight: 700;
    font-size: 1rem;
}
.dest-prov {
    font-size: 0.8rem;
    color: var(--text-muted);
}
.dest-badge {
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.8rem;
}
.dest-badge.good { background: #D1FAE5; color: #065F46; }
.dest-badge.bad { background: #FEE2E2; color: #991B1B; }

@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}
#chart-dash-24h {
    height: 350px;
    width: 100%;
}

/* ==========================================================================
   V2: Advanced Animations & Visual Enhancements
   ========================================================================== */

/* 1. Animated Ambient Background Orbs */
body::before, body::after {
    content: '';
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(90px);
    z-index: -1;
    opacity: 0.5;
    pointer-events: none;
    animation: orbFloat 25s infinite alternate ease-in-out;
}
body::before {
    background: radial-gradient(circle, rgba(16,185,129,0.2) 0%, rgba(0,0,0,0) 70%);
    top: -150px; left: -150px;
}
body::after {
    background: radial-gradient(circle, rgba(2,132,199,0.2) 0%, rgba(0,0,0,0) 70%);
    bottom: -150px; right: -150px;
    animation-duration: 30s;
    animation-delay: -5s;
    animation-direction: alternate-reverse;
}

@keyframes orbFloat {
    0% { transform: translate(0, 0) scale(1) rotate(0deg); }
    50% { transform: translate(150px, 100px) scale(1.1) rotate(45deg); }
    100% { transform: translate(-50px, 150px) scale(1.2) rotate(-20deg); }
}

/* 2. Interactive Bouncy Glass Cards */
.glass-card {
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
}
.glass-card:hover {
    transform: translateY(-5px) scale(1.005);
    box-shadow: 0 25px 50px rgba(18, 38, 63, 0.08), inset 0 2px 0 rgba(255,255,255,1);
    z-index: 10;
}

/* 3. Shimmer Sweep Effect on Buttons */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}
.btn::after {
    content: '';
    position: absolute;
    top: 0; left: -150%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    transition: left 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn:hover::after {
    left: 150%;
}
.btn.primary {
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}
.btn.primary:hover {
    box-shadow: 0 12px 28px rgba(16, 185, 129, 0.5);
    transform: translateY(-2px);
}

/* 4. Terminal Scanline & Type-in Animation */
.log-terminal {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: inset 0 0 20px rgba(0,0,0,0.5), 0 10px 30px rgba(18, 38, 63, 0.15);
}
.log-terminal::before {
    content: " ";
    display: block;
    position: absolute;
    top: 0; left: 0; bottom: 0; right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%);
    z-index: 2;
    background-size: 100% 4px;
    pointer-events: none;
    opacity: 0.4;
}
.log-line {
    animation: typeIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    opacity: 0;
    position: relative;
    z-index: 3;
}
@keyframes typeIn {
    from { opacity: 0; transform: translateX(-15px) scale(0.98); }
    to { opacity: 1; transform: translateX(0) scale(1); }
}

/* 5. Dashboard List Hover Enchancements */
.dest-item {
    border-left: 4px solid transparent;
    cursor: default;
}
.dest-item:hover {
    border-left: 4px solid var(--primary);
    box-shadow: 0 8px 16px rgba(0,0,0,0.05);
    background: rgba(255,255,255,0.9);
}
.dest-item:hover .dest-flag {
    animation: flagWiggle 0.5s ease-in-out;
}
@keyframes flagWiggle {
    0%, 100% { transform: rotate(0deg) scale(1); }
    25% { transform: rotate(-15deg) scale(1.1); }
    75% { transform: rotate(15deg) scale(1.1); }
}

/* 6. Tabs Hover Highlight */
.nav-tabs .tab {
    position: relative;
    overflow: hidden;
}
.nav-tabs .tab::before {
    content: '';
    position: absolute;
    bottom: 0; left: 50%;
    width: 0; height: 3px;
    background: var(--primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 3px 3px 0 0;
}
.nav-tabs .tab:hover::before, .nav-tabs .tab.active::before {
    width: 100%;
}

/* Logo Styling */
.app-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

@keyframes pulseDot {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
    100% { transform: scale(1); opacity: 1; }
}
.pulse-indicator {
    animation: pulseDot 1.5s infinite;
}