/* Custom CSS for Food Locker System */

/* Additional styles beyond TailwindCSS */

/* Locker door animation */
.locker-door {
    transform-style: preserve-3d;
    transition: transform 0.6s ease;
}

.locker-door.open {
    transform: rotateY(-120deg);
}

/* LED indicator animations */
.led-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    position: relative;
}

.led-indicator.available {
    background-color: #4caf50;
    box-shadow: 0 0 10px rgba(76, 175, 80, 0.8);
    animation: pulse-green 2s infinite;
}

.led-indicator.occupied {
    background-color: #ff5252;
    box-shadow: 0 0 10px rgba(255, 82, 82, 0.8);
}

.led-indicator.booked {
    background-color: #ffd93d;
    box-shadow: 0 0 10px rgba(255, 217, 61, 0.8);
    animation: pulse-yellow 1s infinite;
}

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

@keyframes pulse-yellow {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

/* QR Code display styling */
.qr-display {
    border: 4px dashed #ffd93d;
    background: linear-gradient(135deg, #fffef7 0%, #fff9e6 100%);
}

.qr-box {
    border: 4px solid #ff6b6b;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.2);
}

/* PIN code display */
.pin-code {
    font-size: 72px;
    font-weight: bold;
    color: #ff6b6b;
    letter-spacing: 25px;
    text-shadow: 3px 3px 6px rgba(255, 107, 107, 0.2);
}

/* Numeric keypad styling */
.numpad-btn {
    font-size: 32px;
    font-weight: bold;
    color: #ff6b6b;
    box-shadow: 0 4px 12px rgba(255, 217, 61, 0.3);
    transition: all 0.2s;
}

.numpad-btn:hover {
    transform: scale(1.08);
}

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

/* Camera viewfinder */
.camera-viewfinder {
    position: relative;
    overflow: hidden;
}

.camera-viewfinder::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 250px;
    height: 250px;
    border: 3px solid #ffd93d;
    border-radius: 20px;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
    pointer-events: none;
    z-index: 10;
}

/* Step indicator */
.step-indicator {
    display: flex;
    justify-content: space-between;
}

.step {
    flex: 1;
    text-align: center;
    padding: 10px;
    position: relative;
}

.step.active {
    background: linear-gradient(135deg, #ffd93d 0%, #ffed4e 100%);
    border-radius: 8px;
    font-weight: bold;
}

.step::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 10px solid #f8f9fa;
}

.step.active::after {
    border-left-color: #ffd93d;
}

.step:last-child::after {
    display: none;
}

/* Success animation */
@keyframes success-bounce {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.success-icon {
    animation: success-bounce 0.6s ease;
}

/* Gradient backgrounds */
.gradient-primary {
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e53 100%);
}

.gradient-success {
    background: linear-gradient(135deg, #6bcf7f 0%, #4caf50 100%);
}

.gradient-warning {
    background: linear-gradient(135deg, #ffd93d 0%, #ffc107 100%);
}

.gradient-danger {
    background: linear-gradient(135deg, #c62828 0%, #e53935 100%);
}

/* Touch feedback */
.touch-feedback:active {
    transform: scale(0.95);
    opacity: 0.8;
}

/* Responsive font sizes for Thai text */
@media (max-width: 640px) {
    .pin-code {
        font-size: 56px;
        letter-spacing: 15px;
    }
    
    .numpad-btn {
        font-size: 24px;
    }
}

/* Accessibility improvements */
.focus-visible:focus {
    outline: 3px solid #ffd93d;
    outline-offset: 2px;
}

/* Loading states */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}