:root {
    --cyan: #06b6d4;
    --purple: #8b5cf6;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    overscroll-behavior: none;
    /* Prevent pull-to-refresh */
}

/* Utilities */
.text-cyan {
    color: var(--cyan) !important;
}

.fw-black {
    font-weight: 900;
}

.tracking-widest {
    letter-spacing: 0.2em;
}

.tracking-wider {
    letter-spacing: 0.1em;
}

/* Backgrounds */
.ambient-glow {
    position: absolute;
    top: -20%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
    border-radius: 50%;
    filter: blur(80px);
    animation: float 10s ease-in-out infinite;
    pointer-events: none;
}

.app-bg-glow {
    position: absolute;
    bottom: -20%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}

/* Glassmorphism */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.btn-glass-icon {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid transparent;
    transition: all 0.2s;
}

.btn-glass-icon:active {
    transform: scale(0.9);
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.btn-action {
    background: linear-gradient(135deg, var(--cyan), #3b82f6);
    color: white;
    border: none;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    transition: all 0.2s;
}

.btn-action:active {
    transform: scale(0.95);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
}

/* Login UI */
.icon-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(6, 182, 212, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(6, 182, 212, 0.3);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.2);
}

.pin-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.pin-dot.active {
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
    transform: scale(1.2);
}

.btn-keypad {
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border: none;
    color: white;
    font-size: 1.5rem;
    border-radius: 12px;
}

.btn-keypad:active {
    background: rgba(255, 255, 255, 0.15);
}

.btn-keypad-primary {
    height: 60px;
    background: var(--cyan);
    border: none;
    border-radius: 12px;
    font-weight: bold;
}

.btn-keypad-action {
    height: 60px;
    background: rgba(220, 53, 69, 0.1);
    border: none;
    font-weight: bold;
    border-radius: 12px;
}

/* Custom Range Slider */
.custom-range {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    outline: none;
    transition: background 0.2s;
}

.custom-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 28px;
    height: 28px;
    background: var(--cyan);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 15px var(--cyan);
    border: 2px solid rgba(255, 255, 255, 0.8);
    transition: transform 0.1s;
}

.custom-range::-webkit-slider-thumb:active {
    transform: scale(1.2);
    box-shadow: 0 0 25px var(--cyan);
}

.custom-range::-moz-range-thumb {
    width: 28px;
    height: 28px;
    background: var(--cyan);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 15px var(--cyan);
    border: 2px solid rgba(255, 255, 255, 0.8);
    transition: transform 0.1s;
}

.custom-range::-moz-range-track {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.status-indicator {
    width: 10px;
    height: 10px;
    box-shadow: 0 0 10px rgba(25, 135, 84, 0.5);
    animation: pulse 2s infinite;
}

/* Animations */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }

    100% {
        opacity: 0.5;
    }
}

.fade-in-up {
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* New Utilities & Scanner */
.justify-center {
    justify-content: center;
}

.bg-cyan-10 {
    background: rgba(6, 182, 212, 0.1);
}

.bg-purple-10 {
    background: rgba(139, 92, 246, 0.1);
}

.text-purple {
    color: var(--purple) !important;
}

.hover-scale {
    transition: transform 0.2s, background 0.2s;
}

.hover-scale:active {
    transform: scale(0.98);
    background: rgba(255, 255, 255, 0.1);
}

.glass-header {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.8), transparent);
}

.glass-footer {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

.scan-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 250px;
    height: 250px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    box-shadow: 0 0 0 1000px rgba(0, 0, 0, 0.5);
    pointer-events: none;
}

.scan-overlay::after {
    content: '';
    position: absolute;
    inset: -2px;
    border: 2px solid transparent;
    border-top-color: var(--cyan);
    border-bottom-color: var(--cyan);
    border-radius: 20px;
    animation: scan-pulse 2s infinite;
}

@keyframes scan-pulse {
    0% {
        opacity: 0.5;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.05);
    }

    100% {
        opacity: 0.5;
        transform: scale(1);
    }
}

.bounce {
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}