:root {
    --bg-color: #0d0e15;
    --panel-bg: rgba(13, 14, 21, 0.75);
    --panel-border: rgba(255, 255, 255, 0.1);
    --primary: #8a2be2;
    --primary-glow: rgba(138, 43, 226, 0.6);
    --secondary: #2c2f48;
    --text-main: #ffffff;
    --text-muted: #a0a5cc;
    --danger: #ff2a2a;
    --warning: #ffaa00;
    --success: #5aff15;
    --font-family: 'Outfit', sans-serif;
    --radius: 20px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: var(--font-family);
}

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-color);
    color: var(--text-main);
    user-select: none;
}

#map-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: #1a1c29; 
}

#ui-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius);
    padding: 30px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    pointer-events: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: scale(0.95);
    opacity: 0;
    position: absolute;
    visibility: hidden;
}

.glass-panel.active {
    transform: scale(1);
    opacity: 1;
    visibility: visible;
    position: relative;
}

.glass-panel.hidden {
    display: none;
}

.logo-container {
    margin-bottom: 20px;
}

.logo-icon {
    font-size: 3rem;
    color: var(--primary);
    text-shadow: 0 0 20px var(--primary-glow);
    margin-bottom: 10px;
}

h1 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #fff, #a0a5cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
}

p, .instruction {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 25px;
    line-height: 1.5;
}

.actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn {
    border: none;
    border-radius: 12px;
    padding: 15px 20px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: white;
}

.btn.primary {
    background: var(--primary);
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn.primary:hover {
    background: #9b4dff;
    box-shadow: 0 6px 20px var(--primary-glow);
    transform: translateY(-2px);
}

.btn.primary.glow {
    animation: pulse 2s infinite;
}

.btn.secondary {
    background: var(--secondary);
    border: 1px solid rgba(255,255,255,0.05);
}

.btn.secondary:hover {
    background: #363956;
    transform: translateY(-2px);
}

.divider {
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 10px 0;
}

.divider::before, .divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--panel-border);
}

.divider span {
    padding: 0 10px;
}

.btn-back {
    position: absolute;
    top: 20px;
    left: 20px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.btn-back:hover {
    color: white;
}

.form-group {
    margin-bottom: 25px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.duration-selector {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.duration-btn {
    background: var(--secondary);
    border: 1px solid var(--panel-border);
    color: var(--text-main);
    padding: 12px 0;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.duration-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
}

.qr-container {
    background: white;
    padding: 20px;
    border-radius: 15px;
    display: inline-block;
    margin-bottom: 15px;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.1);
}

#qrcode img {
    display: block;
    margin: 0 auto;
}

.event-code-display {
    font-size: 1.2rem;
    letter-spacing: 3px;
    margin-bottom: 15px;
    color: white;
}

#reader {
    width: 100%;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 20px;
    border: 1px solid var(--panel-border) !important;
}

#reader button {
    background: var(--primary) !important;
    border: none !important;
    color: white !important;
    padding: 10px !important;
    border-radius: 8px !important;
    font-family: inherit !important;
    font-weight: 600 !important;
    margin-top: 10px !important;
}

.input-group {
    display: flex;
    gap: 10px;
}

.input-group input, .form-group input {
    flex: 1;
    background: var(--secondary);
    border: 1px solid var(--panel-border);
    padding: 15px;
    border-radius: 12px;
    color: white;
    font-size: 1.1rem;
    outline: none;
    transition: border-color 0.3s ease;
    width: 100%;
}

.input-group input:focus, .form-group input:focus {
    border-color: var(--primary);
}

.input-group .btn {
    padding: 0 20px;
}

.color-picker {
    display: flex;
    justify-content: space-between;
}

.color-option {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s ease;
}

.color-option.active {
    transform: scale(1.15);
    box-shadow: 0 0 15px rgba(255,255,255,0.4);
    border-color: white;
}

/* In-Map Controls */
#map-controls {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px;
}

#map-controls.hidden {
    display: none;
}

.top-bar {
    align-self: center;
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--panel-border);
    border-radius: 30px;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    pointer-events: auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    margin-top: env(safe-area-inset-top, 10px);
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--success);
    animation: pulselight 1.5s infinite;
}

#event-timer {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    font-size: 1.1rem;
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.btn-icon.danger:hover {
    color: var(--danger);
}

.bottom-actions {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 20px;
    pointer-events: auto;
    padding-bottom: env(safe-area-inset-bottom, 20px);
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 75px;
    height: 75px;
    border-radius: 50%;
    border: none;
    color: white;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--panel-border);
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    gap: 6px;
}

.action-btn i {
    font-size: 1.5rem;
}

.action-btn span {
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
}

.action-btn:active {
    transform: scale(0.95);
}

.action-btn.center {
    width: 90px;
    height: 90px;
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 10px 30px var(--primary-glow);
    margin-bottom: 5px;
}

.action-btn.center i { font-size: 1.8rem; }

.action-btn.battery {
    background: rgba(255, 170, 0, 0.2);
    border-color: rgba(255, 170, 0, 0.4);
}
.action-btn.battery:active {
    background: var(--warning);
    box-shadow: 0 10px 30px rgba(255, 170, 0, 0.5);
}

.action-btn.help {
    background: rgba(255, 42, 42, 0.2);
    border-color: rgba(255, 42, 42, 0.4);
}
.action-btn.help:active {
    background: var(--danger);
    box-shadow: 0 10px 30px rgba(255, 42, 42, 0.5);
}

/* Notifications */
#notifications {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: 15px;
    pointer-events: none;
    z-index: 100;
    width: 90%;
    max-width: 400px;
}

.toast {
    background: var(--panel-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--panel-border);
    border-left: 6px solid var(--primary);
    padding: 18px 20px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 18px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.6);
    animation: slideInDown 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards, fadeOut 0.4s 4s forwards;
    pointer-events: auto;
}

.toast.battery { border-left-color: var(--warning); }
.toast.help { border-left-color: var(--danger); }

.toast i { font-size: 1.8rem; }
.toast.battery i { color: var(--warning); }
.toast.help i { color: var(--danger); }
.toast.info i { color: var(--primary); }

.toast-content { flex: 1; text-align: left; }
.toast-title { font-weight: 800; font-size: 1.05rem; margin-bottom: 4px; }
.toast-msg { font-size: 0.9rem; color: var(--text-muted); line-height: 1.3; }

/* Custom Marker */
.user-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    filter: drop-shadow(0 0 10px rgba(0,0,0,0.8));
    animation: markerPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}
.user-marker-pin {
    width: 32px;
    height: 32px;
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    border: 4px solid white;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.5);
}
.user-marker-name {
    margin-top: 6px;
    background: rgba(0,0,0,0.85);
    color: white;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 800;
    white-space: nowrap;
    border: 1px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(5px);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(138, 43, 226, 0.6); }
    70% { box-shadow: 0 0 0 15px rgba(138, 43, 226, 0); }
    100% { box-shadow: 0 0 0 0 rgba(138, 43, 226, 0); }
}

@keyframes pulselight {
    0% { box-shadow: 0 0 0 0 rgba(90, 255, 21, 0.5); }
    70% { box-shadow: 0 0 0 8px rgba(90, 255, 21, 0); }
    100% { box-shadow: 0 0 0 0 rgba(90, 255, 21, 0); }
}

@keyframes slideInDown {
    from { transform: translateY(-30px) scale(0.9); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to { opacity: 0; transform: translateY(-20px) scale(0.9); }
}

@keyframes markerPop {
    from { transform: scale(0) translateY(20px); opacity: 0; }
    to { transform: scale(1) translateY(0); opacity: 1; }
}