/* ---------------------------
   Global styles
--------------------------- */
body {
    font-family: 'Inter', sans-serif;
    background: #1f2937; /* Tailwind gray-900 */
    color: white;
}

h1, h2, h3 {
    line-height: 1.3;
}

.fade-in {
    animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* ---------------------------
   Glass card
--------------------------- */
.glass-card {
    background: rgba(31, 41, 55, 0.65); /* Tailwind gray-900 + transparency */
    backdrop-filter: blur(12px);
    border-radius: 1rem; /* rounded-xl */
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

/* ---------------------------
   Buttons
--------------------------- */
.btn-primary {
    background-color: #10B981; /* Tailwind green-500 */
    color: white;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}
.btn-primary:hover {
    background-color: #059669; /* Tailwind green-600 */
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.5);
}

/* ---------------------------
   Confidence bar
--------------------------- */
.confidence-bar {
    width: 100%;
    height: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #10B981, #34D399); /* green gradient */
    border-radius: 0.5rem;
    transition: width 1s ease-in-out;
}

/* ---------------------------
   Badges (Risk)
--------------------------- */
.badge {
    display: inline-block;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.badge-low {
    background-color: #34D399; /* green */
    color: #064E3B;
}

.badge-medium {
    background-color: #FBBF24; /* yellow */
    color: #78350F;
}

.badge-high {
    background-color: #F87171; /* red */
    color: #7F1D1D;
}

/* ---------------------------
   Footer
--------------------------- */
.footer {
    text-align: center;
    margin-top: 3rem;
    color: #9CA3AF; /* Tailwind gray-400 */
    font-size: 0.875rem;
}

/* ---------------------------
   Table
--------------------------- */
table {
    border-collapse: collapse;
}

thead th {
    background-color: #1f2937; /* gray-800 */
}

tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

/* ---------------------------
   Scrollable history list
--------------------------- */
#historyList {
    max-height: 200px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

/* ---------------------------
   Grad-CAM Image
--------------------------- */
#camImage {
    max-width: 100%;
    max-height: 300px;
    object-fit: contain;
}

/* ---------------------------
   Inputs
--------------------------- */
input[type="file"], input[type="text"], input[type="password"] {
    background-color: white;
    color: black;
    border: 1px solid #d1d5db; /* Tailwind gray-300 */
    padding: 0.5rem;
    border-radius: 0.5rem;
    width: 100%;
}

input[type="file"]:focus, input[type="text"]:focus, input[type="password"]:focus {
    outline: none;
    border-color: #10B981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
}